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SK-S12XDP512-A User`s Manual

1. Figure 2 10 Block Diagram of the Outputs Section Page 30 SK S12XDP512 A User s Manual 2 1 10 CAN Section Two fault tolerant up to 125 Kbaud CAN transceivers and three high speed up to 1 Mbaud CAN transceivers are at the heart of the Starter Kit for a total of five CAN nodes Two additional high speed transceivers PCA82C250 can be soldered on the PCB The following table lists each CAN node together with its associated transceiver and connector CAN Node CAN Node Type Transceiver Used Connector Type Number CANO Fault Tolerant MC33388 3x1 Male Header High speed with the An optional optional PCA82C250 PCA82C250 can be transceiver soldered CAN1 Fault Tolerant MC33388 4 Way Box High speed with the An optional optional PCA82C250 PCA82C250 can be transceiver soldered CAN2 High Speed PCA82C250 3x1 Male Header CAN3 High Speed MC33989 4 Way Box CAN4 High Speed PCA82C250 4 Way Box The TX and RX signals of CAN nodes CAN0 CAN1 CAN2 and CAN4 can be disconnected by removing the respective CANx TX ENA and CANx RX ENA jumpers from the MC9S12XDP512 s respective pins Please note that the MC9S12XDP512 s RX and TX lines used by the CAN3 node are shared with LIN3 s RX and TX lines Use the CAN3 LIN3 SEL jumper in the SERIAL SETTINGS section of the board
2. LIN TRANSCEIVER SUPPLY SELECTION 1 2 12V LIN transceivers are supplied by the Starter Kit s internal 12 V DC voltage default 2 3 LINNETW LIN transceivers supplied by the LIN bus s VBAT line LIN SUPPLY ENABLE Installed LIN bus is powered by the Starter Kit s internal 12 V DC voltage default Not Installed LIN bus is self powered Page 65 Summary of Jumper and Connector Settings Reference Description Pinout LIN2 RX ENABLE Installed RXD2 microcontroller line connected to LIN2 transceiver default Not Installed RXD2 microcontroller line floating LIN2 TX ENABLE Installed TXD2 microcontroller line connected to LIN2 transceiver default Not Installed TXD2 microcontroller line floating LIN4 RX ENABLE Installed RXD4 microcontroller line connected to LIN4 transceiver default Not Installed RXD4 microcontroller line floating LIN4 TX ENABLE Installed TXD4 microcontroller line connected to LIN4 transceiver default Not Installed TXD4 microcontroller line floating LIN5 RX ENABLE Installed RXD5 microcontroller line connected to LIN5 transceiver default Not Installed RXD5 microcontroller line floating LIN5 TX ENABLE Installed TXD5 microcontroller line connected to LIN5 transceiver default Not Installed TXD5 micr
3. Figure 3 2 New Hardware Wizard Step 2 Click the Next gt button 7 Depending on your Windows settings the following warning may appear Page 41 Getting Started Hardware Installation A The software you are installing for this hardware uDART In Circuit Debugger has not passed IE Lone uum 2 compatibity with Windows XP it Continuing your installation of this software may impair or destabilize the correct operation of your system either immediately or in the future Microsoft only recommends that you stop this installation now and contact the hardware vendor for software that has passed Windows Logo testing Continue Anyway STOP Installation Figure 3 3 New Hardware Wizard Step 3 D Note this warning is related to the fact that the USB driver used by SK S12XDP512 A is not digitally signed by Microsoft and Windows considers it to be potentially malfunctioning or dangerous for the system However you can safely ignore the warning since every kind of compatibility security test has been carried out by SofTec Microsystems Click the Continue Anyway button 8 Windows will install the driver files to your system At the end of the installation the following dialog box will appear Page 42 SK S12XDP512 A User s Manual Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finishe
4. Separate signalling and interrupt capabilities for all CAN receiver and transmitter error states Warning Error Passive Bus Off Programmable MSCAN clock source either Bus Clock or Oscillator Clock Internal timer for time stamping of received and transmitted messages Three low power modes Sleep Power Down and MSCAN Enable Global initialization of configuration registers Note the Starter Kit features five transceivers two MC33388 two PCA82C250 and one MC33989 plus a provision for two additional PCA82C250 transceivers Detailed information about the CAN bus and related protocols is beyond the scope of this user manual Full information is easily available from other sources We suggest visiting the htip www can cia org and http www can bosch com sites On our CD you ll find the CAN Bosch specification 1 3 3 Local Interconnect Network LIN Overview LIN Local Interconnect Network is used as an in vehicle Automotive communication and networking serial bus between intelligent sensors and actuators operating at 12 volts Other auto body electronics include air conditioning systems doors seats column climate control switch panel intelligent wipers and sunroof actuators The LIN specification covers the Page 14 SK S12XDP512 A User s Manual transmission protocol Physical Layer and the Data Link Layer of LIN and the transmission medium The maximum communication speed on a LIN bus
5. Y File Code Data BB readme txt mae E Sources 1K 13 ea mainc 581 13 M datapage c 537 De exi Startup Code 53 Es m B Start12 c 53 Es exi 23 Pim 0 0 a AB bumer bbl n a n a a M Soff ec_linker prm n a n a a AB Simulator linker prm n a n a a EQ Linker Map 0 0 a M SofTec map n a n a a AB Simulator map n a n a a Ex Libraries 7K Ko m Bl mc9s12xdp512 h 0 De m mc9s12xdp512 c 0 766 m AB ansixbi lib 7742 2019 a ES Debugger Project File 0 zm M SofTec ini n a n a m Simulator ini n a n a a E Debugger Cmd Files 0 0 a SofTec 0 0 a C Simulator 0 0 a Figure 3 5 The Project Window 5 The code of this example is contained in the main c file Double click on it to open it The following window will appear Page 44 SK S12XDP512 A User s Manual IE main c QuE db 0 tee 3 df gt Path CAProgram Files Metrowerks Cw for HCS12X V4 1 CodeWarrior_Examples HCS12x SafT ec Micrasystems SK S12XD main c lt gt ZZZZZZ777777777777777777777777777777777777777777777 77777777777777777777777777 a ZZ ZZ Sample for SofTec Microsystems SK S12XDP512 A Starter Kit ZZ Freescale code EVB9S12XDP512 ZZ This program does the following ZZ 1 Press the PB4 push button The output of the light sensor will be 4L displayed on the two dot matrix displays in a graphic way The light AR sensor is placed on the right of the PB4
6. LIN4 Connector 1 VBAT LIN Bus Power Supply 2 LIN LIN Signal 3 Ground Page 71 Summary of Jumper and Connector Settings Reference Description Pinout LIN5 Connector Ground Ground VBAT LIN Bus Power Supply LIN LIN Signal CANO Connector 1 CANH 2 Ground 3 CANL CAN1 Connector CANH CANL Ground N C CAN2 Connector 1 CANH 2 Ground 3 CANL CANA Connector CANH CANL Ground N C CAN3 Connector CANH CANL Ground N C FlexRay Expansion Connector LOGIC See schematic for pin explanation Page 72 SK S12XDP512 A User s Manual Reference Description Pinout FlexRay Expansion Connector I O See schematic for pin explanation FlexRay JTAG Connector TCK Ground TDO Microcontroller s PADO3 ANO3 pin TMS N C N C N C 9 TDI 10 Ground USB Connector gt QU de 5 V DC USB Bus Power Supply Line USB D USB D Ground Page 73 SK S12XDP512 A User s Manual 7 Electrical Specifications 7 1 Absolute Maximum Ratings Symbol Parameter Value BDM Vin Digital I O voltage range 0 3 V to 6 V Voo Power supply voltage 0 3 V to 6 V CAN CANO VcaNL VcANH CANH CANL voltage range 20 Vto 27 V CAN1 VcaNL VcANH CANH CANL voltage range 20 V to 27 V CAN Vcant VcANH CANH CANL voltage range 8Vto 18V CANS Vcant CANH CANL voltage ran
7. Starter Kit Components 37 Standalone Example 37 Host System Requirements 38 Installing the Software 38 3 4 1 Installing CodeWarrior Development Studio 39 3 4 2 Installing SofTec Microsystems Additional Components 39 Installing the Hardware 40 Application Tutorial 43 Additional Examples 47 Debugging Features 49 Creating Your Own Application 49 4 1 1 Using the Project Wizard to Create Your Application Skeleton 49 4 1 2 Starting your First Debugging Session 49 Using Existing Projects with SK S12XDP512 A 50 Breakpoints and Trace 51 Notes and Tips 52 4 4 1 Reading Peripheral Status 52 4 4 2 Breakpoints and BGND Instruction 52 44 3 STOP Assembly Instruction 52 444 WAIT Assembly Instruction 52 4 4 5 Microcontroller Peripheral Running when Execution is Stopped 53 4 4 6 Heal Time Memory Update 53 4 4 7 PLL Usage 53 4 4 8 Hardware Breakpoints and Software Breakpoints 53 4 4 9 Advanced Debugging Features 54 SK S12XDP512 A User s Manual 4 5 DataBlaze Programming Utility 54 4 5 1 DataBlaze Notes 55 Troubleshooting 57 5 1 Common Problems and Solutions 57 5 1 1 USB Driver Problems 57 5 1 2 Communication Errors when Using a BDM Tool 58 5 1 3 The POWER LED Doesn t Turn On 58 5 1 4 Communication Can t Be Established with the Board 58 5 2 Getting Technical Support 59 Summary of Jumper and Connector Settings 61 6 1 Jumpers Summary 61 6 2 Connectors Summary Pinout 70 Electrical Specifications 75 7 1 Absolute M
8. The non multiplexed expanded bus interface available on the 144 pin versions allows an easy interface to external memories The MC9S12XDP512 is available in 144 pin LQFP with external bus interface and in 112 pin LQFP or 80 pin QFP package without external bus interface Page 12 SK S12XDP512 A User s Manual 1 3 1 XGATE Module Overview The HCS12X microcontroller family offers many enhancements over the HCS12 family principal among these is the XGATE peripheral processor The XGATE module is a peripheral co processor that allows autonomous operation using on chip RAM and peripherals with zero load on the main MCU s core The XGATE module is an event driven RISC core machine It has its own instruction set and runs its own code The code and data for the XGATE module are stored in the on chip RAM Memory sharing is the main method for exchanging data between different threads running on XGATE and also between threads running on XGATE and the MCU s core From a user s perspective the HCS12X family devices appear to be a multi processor environment and hardware semaphores are provided for synchronization of tasks and resource management between threads running on different cores The XGATE executes its threads in response to events These events are issued by the interrupt module based on its configuration and signals from the on chip peripherals and MCU core 1 3 2 Controller Area Network CAN Overview CAN Controller Area Net
9. is 19200 baud a 1 KOhm termination pull up resistor is required The LIN Bus is a class A protocol operating at a maximum bus speed of 19200 baud over a maximum cable length of 40 meters LIN nodes can send receive a full 8 byte command every 10 ms or shorter commands every 5 ms The LIN specification will also handle 2400 and 9600 baud rates and may be used as a sub bus sub network for a CAN bus interface The LIN bus uses a Master Slave approach having one Master and one or more Slaves The LIN bus does not need to resolve bus collisions because only one message is allowed on the bus at a time e Note the MC9S12XDP512 microcontroller features six asynchronous Serial Communication Interfaces SCI with additional LIN support The Starter Kit features six LIN transceivers MC33661 Detailed information about the LIN bus and related protocols is beyond the scope of this user manual Full information is easily available from other sources We suggest visiting the http www lin subbus org and http www can bosch com LIN LIN html sites 1 3 4 FlexRay Overview FlexRay is a communication system that will support the needs of future in car control applications At the core of the FlexRay system is the FlexRay communications protocol The protocol provides flexibility and determinism by combining a scalable static and dynamic message transmission incorporating the advantages of familiar synchronous and asynchronous protocol
10. 00 M ojeg Commanc I HC12 Startup Auto Symb Local done cmd SofTec_postload cmd f Postload command file correctly executed in Y lt 2 For Help press F1 MC9512XDP512 done cmd sofTec_postload cmd Figure 3 7 Debugging Session Started 8 From the main menu choose Run gt Start Continue The program will be executed in real time 9 From the main menu choose Run gt Halt The program execution will stop The next instruction to be executed is highlighted in the Source window 10 From the main menu choose Run gt Single Step The instruction highlighted in the Source window will be executed and the program execution will be stopped immediately after 11 From the main menu choose Run gt Start Continue The application will restart from where it was previously stopped Congratulations You have successfully completed this tutorial You can continue to experiment with the CodeWarrior user interface and discover by yourself its potentialities For an in depth guide of all of the user interface Page 46 SK S12XDP512 A User s Manual features select Help gt CodeWarrior Help from CodeWarrior Development Studio s main menu 3 7 Additional Examples Additional examples can be found under the Program Files Metrowerks CW for HCS12X CodeWarrior_Examples HCS12X SofTec Microsystems SK S12XDP512 A directory Page 47 SK S12XDP512 A User
11. 3V CANL dominant output voltage 0 5V 2 25 V Bus speed operation 1 Mbaud Voir VcaNH VcAaNL 0 9 V Recessive to dominant threshold VcANH VcANL E 0 5 V Dominant to recessive threshold CANH recessive output 3V voltage CANH dominant output voltage 2 75 V 45V CANL recessive output voltage 2V CANL dominant output voltage 0 5V 2 25 V Page 76 SK S12XDP512 A User s Manual Parameter LIN Maximum Minimum Typical Bus speed operation gt 100 Kbps LIN Vo 14V LIN Vou Vie i W with default settings 11V LIN Vi OV 0 4 Vsup 4 8 V with default jumper settings LIN Viu 0 6 Vsup Vsup with default jumper settings 7 2V 12V LIN receiver input hysteresis E 0 175 VBAT as input see LIN jumper 7N 18 V settings VBAT as output see LIN jumper settings 12V Speed 250 Kbit s TIA EIA 232 F TX 5 V 5 4 V TX Vou 5 V 5 4 V RX Vit 0 8 V 1 5 V RX Vin 1 8 V 2 4 V Speed USB 2 0 compliant 5V USB power line 4 5 V 5V 5 5 V Page 77
12. XGATE module Using enhanced DMA functionality this parallel processing module offloads the CPU by providing high speed data processing and transfer between peripheral modules RAM and I O ports Providing up to 80 MIPS of performance additional to the CPU the XGATE can handle 64 channels and is fully user programmable The HCS12XD family in particular features the enhanced MXCAN module which when used in conjunction with XGATE delivers full CAN performance with virtually unlimited number of mailboxes and retains backwards compatibility with the MSCAN module featured on existing HCS12 products The inclusion of a PLL circuit allows power consumption and performance to be adjusted to suit operational requirements System power consumption is further improved with the new fast exit from STOP mode feature and an ultra low power wake up timer 1 3 MC9S12XDP512 Overview The MC9S12XDP512 is composed of standard on chip peripherals including 512 Kbytes of Flash 32 Kbytes of RAM 4 Kbytes of EEPROM six asynchronous serial communication interfaces SCI three serial peripheral interfaces SPI an 8 channel IC OC enhanced capture timer an 8 channel 10 bit analog to digital converter a 16 channel 10 bit analog to digital converter an 8 channel pulse width modulator PWM five CAN 2 0A B software compatible modules MSCAN12 two Inter IC Bus blocks and a Periodic Interrupt Timer The MC9S12XDP512 has full 16 bit data paths throughout
13. board 5 The first time the Starter Kit is connected to the PC Windows recognizes the instrument and starts the Found New Hardware Wizard procedure asking you to specify the driver to use for the instrument On Windows XP SP2 the following dialog box will appear asking you to search for a suitable driver on the web Page 40 SK S12XDP512 A User s Manual Found New Hardware Wizard Welcome to the Found New gt Hardware Wizard Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privac Can Windows connect to Windows Update to search for software Yes this time only O Yes now and every time connect a device No not this time Click Next to continue EE 7 Figure 3 1 New Hardware Wizard Step 1 Select the No not this time option and click the Next gt button 6 The following dialog box will appear Found New Hardware Wizard Ss S This wizard helps you install software for uDART In Circuit Debugger If your hardware came with an installation CD or floppy disk insert it now What do you want the wizard to do Install the software automatically Recommended O Install from a list or specific location Advanced Click Next to continue lt Back Next gt Cancel
14. featured programming utility DataBlaze is also provided with the SK S12XDP512 A Starter Kit To start the DataBlaze utility select Start gt Programs gt SofTec Microsystems gt SK S12XDP512 A gt DataBlaze Programmer DataBlaze offers the following advanced features Code memory editing Blank check erase program verify read operations Project handling One button multiple operations programming Auto feature Page 54 SK S12XDP512 A User s Manual Serial numbering e El Ge ER P gt Es E gt E gt Blea E 71 Open Project Select Blank Erase Read Program Verify Auto Code D Help Project Properties Device Check Memory Memory EAT EET SEE CEST IEE Es T Driver 004000 00 01 02 03 04 05 06 07 08 09 OB OC OD OE aras 004010 10 11 12 13 14 15 16 17 18 19 1 1B 1C 1D 1E 1F HC S 12 Programmer 004020 20 21 22 23 24 25 26 27 28 29 2 2B 2C 2D 2E 2F B s amp v 1 06 4 004030 30 31 32 33 34 35 36 37 38 39 3B 3C 3F 0123456789 lt gt 004040 40 41 42 43 44 45 46 47 48 49 4 4B 4C 4D 4E 4F BABCDEFGHIJKLMNO 004050 50 51 52 53 54 55 56 57 58 59 SA SB 5 5D SE SF PORSTUVWXYZ _ Device 004060 60 61 62 63 64 65 66 67 68 69 6B 6C 6D 6E 6F abcdefghijklmno Freescale 004070 70 71 72 73 74 75 76 77 78 ng MC9S12XDP512 004080 80 81 82 83 84 85 86 87 88 004090 90 91 92 93 94 95 96 97 98 steps
15. features a USB to BDM circuitry which allows the host PC to communicate with the microcontroller through a standard USB cable Contrariwise to traditional in circuit emulation where the target application is executed and emulated inside the emulator the Starter Kit uses the very same target microcontroller to carry on in circuit execution This means that all microcontroller s peripherals timers A D converters I O pins etc are not reconstructed or simulated by an external device but are the very same target microcontroller s peripherals Moreover the Starter Kit debugging approach ensures that the target microcontroller s electrical characteristics pull ups low voltage operations I O thresholds etc are 100 guaranteed Page 16 SK S12XDP512 A User s Manual 1 4 CodeWarrior Development Studio Special Edition The SK S12XDP512 A Starter Kit comes with CodeWarrior Development Studio Special Edition for Freescale HC9S12X XGATE Microcontrollers CodeWarrior Development Studio for HC9S12X XGATE is a powerful and easy to use tool suite designed to increase your software development productivity Its Integrated Development Environment IDE provides unrivaled features such as Processor Expert application design tool full chip simulation Data Visualization and project manager with templates to help you concentrate on the added value of your application The comprehensive highly visual CodeWarrior Development Studio for Frees
16. push button Cover the sensor with finger see the effect the displays ve ZZ 2 Press the PBS push button The output of the light sensor will be ve displayed on the two dot matrix displays in a numeric hexadecimal way 24 ZZ 3 Press the PB6 push button The value of the PAD10 potentiometer will VB be displayed on the two dot matrix displays in a graphic way DE ZZ 4 Press the PB push button The value of the PAD10 potentiometer will be displayed on the two dot matrix displays in a numeric hexadecimal Before to run this example verify that all jumpers are in their default ZZ position See the Summary of Jumper and Connector Settings chapter in the user s manual 44 71 ZZ Copyright c 2005 SofTec Microsystems ZZZZ7ZZ7777777777777777777777777777777777777777777777777777777777777777777777777 include lt hidef h gt include nc9s12xdp512 h pragma LINK INFO DERIVATIVE mc9s12xdp512 ZZ77777777777 7 Z777777 7Z7777777ZZ7Z77777Z777777 ZZ77777Z7Z7Z7777 7Z77Z77777777777ZZ7Z77777 Line 1 http www softecmicro com Defines and variables Coll 114 gt Figure 3 6 The Example s Source Code From the main m
17. s internal 12 V DC reference or by the LIN network itself via the LIN TRANSCEIVER SUPPLY SEL jumper Analogously the LIN network can be supplied by the Starter Kit s internal 12 V DC reference via the LIN SUPPLY ENA jumper The TX and RX signals of LIN nodes LIN2 LIN4 and LIN5 can be disconnected by removing the respective LINx TX ENA and LINx RX ENA jumpers from the MC9S12XDP512 s respective SCI pins Page 32 SK S12XDP512 A User s Manual Please note that the MC9S12XDP512 s RX and TX lines used by the LIN0 and LIN1 nodes are shared with RS 232 0 and RS 232 1 s RX and TX lines respectively Use the RS 232_x LINx SEL jumpers in the SERIAL SETTINGS section of the board to select whether to use the RS 232 node LIN node or to free the MC9S12XDP512 s RX and TX lines associated with these nodes Additionally please note that the MC9S12XDP512 s RX and TX lines used by the LIN3 node are shared with CAN3 s RX and TX lines Use the CAN3 LIN3 SEL jumper in the SERIAL SETTINGS section of the board to select whether to use the CAN3 node the LIN3 node or to free the MC9S12XDP512 s RX and TX lines associated with these nodes VSUP 12V VBAT 12V VBAT a VSUP 2321 tef LIN NETWORK VSUP LIN SUPPLY ENA LIN TRANSCEIVER SUPPLY SEL MASTER NODE 0 ENA Jan 1 2 3 MC33661 0 UND GND RS 232_1 LINT SEL GND VSUP 2314 MAS
18. 004040 AD 1 2 4 AS AS Code 0040B0 BO Bi B2 B3 B4 BS B6 B BS V Mass Erase Code 0040 0 CO Ci C2 C4 C5 C6 C CB IV Mass Erase Data DS EOS CFFE 0040D0 DO Di DS D IV Blank Check Cade ER 0040E0 El E2 E4 ES E7 Program Code B a 0040F0 FO Fi F2 F3 F4 F5 F6 F F8 Verity Code BOAODOR FFBEFEN 004100 00 01 02 03 04 05 06 07 08 IV Blank Check Data Checksum 004110 10 ii 12 13 14 15 16 17 18 Program Data oh 004120 20 21 22 23 24 25 26 27 28 I Verity Data 004130 30 31 32 33 34 35 36 37 38 Run Date Memos 004140 40 41 42 43 44 45 46 47 48 000C00h FFOBFFh 004150 50 51 52 53 54 55 56 57 58 004160 60 61 62 63 64 65 66 67 68 Optica Bites 004170 70 71 72 73 74 75 76 77 78 004180 80 81 82 83 84 85 86 87 88 Not Available 004190 90 91 92 93 94 95 96 97 98 004140 AO 1 2 A4 AS 7 AS A9 AA AC AD AE AF 0041B0 BO Bi B2 B3 B4 BS B6 B BS B9 BA BB BC BD BE BF 0041C0 CO Ci C2 C4 C5 C6 C7 C8 C9 CB CC CD CE CF 0041D0 DO D1 DS D6 D D8 DA DB DC DD DE DF 0041 0 EO Ei E2 E4 ES E E9 EA EC ED EE EF 0041 0 FO Fi F2 F4 FS F6 F FS F9 FA FB FC FD FE FF y Ready 4 5 1 DataBlaze Notes Freescale MC9512XDP512 SK 512XDP512 A Figure 4 5 The DataBlaze User Interface HCSX12 FLASH MCUs FLASH 512KB EEPROM 4K
19. 14 Communication Can t Be Established with the Board 1 Make sure the SK S12XDP512 A starter kit is connected to the PC and powered on 2 Make sure that the BKGD ENA and RESET ENA jumpers in the USB TO BDM section are inserted 3 Make sure that in the MCU SET section the MODA 1 and MODB 1 jumpers are removed and that the jumper selects the 1 position 4 When connecting to the Starter Kit via the built in USB connector no external tool must be connected to the BDM connector 5 Useonly the provided USB cable or a cable that is USB 2 0 compliant 6 Make sure you are working with the correct hardware model To view change the hardware model in use choose inDART HCS12 gt MCU Configuration from the CodeWarrior debugger s main menu 7 Ifthe inDART HCS12 menu is not present in the CodeWarrior debugger s main menu this is because the target has not been recognized by CodeWarrior No link to Target appears in the status bar In this case from the GDI menu choose MCU Configuration and verify that the hardware code is set correctly Page 58 SK S12XDP512 A User s Manual 5 2 Getting Technical Support Technical assistance is provided free to all customers For technical assistance documentation and information about products and services please refer to your local SofTec Microsystems partner SofTec Microsystems offers its customers a free technical s
20. B The Mass Erase operation always blanks the device even ifthe device is protected or secured and unsecures the device the FLASH Options Security Byte location is programmed with OxFE The Blank Check operation doesn t blank check the FLASH Options Security Byte location The Program operation automatically verifies the programmed data by reading back the programmed data and checking it against the buffer sent to the target device The Verify operation is much more secure but slower since it reads back the programmed data and checks it against the data buffer present in the host PC In case of verifying error please verify the value programmed to the FLASH Options Security Byte location The bit 0 of this byte is always Page 55 Debugging Features programmed to 0 so any attempt to program it to 1 will cause a verifying error n the Auto operation a Run option is available which if enabled resets the microcontroller and runs the user application at the end of programming Page 56 SK S12XDP512 A User s Manual 5 Troubleshooting 5 1 Common Problems and Solutions This section reports some common problems that may arise during general use 5 1 1 USB Driver Problems If you connected the SK S12XDP512 A board to the PC before installing the CodeWarrior user interface and the SofTec Microsystems Additional Components the SK S12XDP512 A USB driver may not h
21. E N LO A Q gt N 0 x y Y pu N D Qu Pa 5 AT EE ME ac e 53 q a PES 12 f ER TEE IE A Yr d3ldvis SK S12XDP512 A Freescale Code EVB9S12XDP512 Starter Kit for Freescale MC9S12XDP512 User s Manual Revision 1 0 Soflec MMI DT IEC Development Too for the Embedde World Copyright 2005 Sof DC00854 SofTec Microsystems E mail general information info softecmicro com E mail marketing department marketing softecmicro com E mail technical support support softecmicro com Web http www softecmicro com Important SofTec Microsystems reserves the right to make improvements to the SK S12XDP512 A Starter Kit its documentation and software routines without notice Information in this manual is intended to be accurate and reliable However SofTec Microsystems assumes no responsibility for its use nor for any infringements of rights of third parties which may result from its use SOFTEC MICROSYSTEMS WILL NOT BE LIABLE FOR DAMAGES RESULTING FROM LOSS OF DATA PROFITS USE OF PRODUCTS OR INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF ADVISED OF THE POSSIBILITY THEREOF Trademarks FreescaleTM and the Freescale logo are trademarks of Freescale Semiconductor Inc Metrowerks and CodeWarrior are trademarks or registered trademarks of Metrowerks Corp Microsoft and Windows are trademarks or registered trademarks of
22. EDs are connected to the microcontroller s PB 3 0 port with four jumpers to connect disconnect each of the four LEDs to from their respective Port PB pins The two dot matrix displays are driven by the microcontroller s PA 6 0 ports common rows PC 4 0 ports columns for the first display and PD A 0 ports columns for the second display Each dot in the dot matrix displays is actually a LED In order to decrease the number of lines needed to drive the two dot matrix displays a multiplexing technique has been used Page 29 Hardware Features At the beginning only the first column of LEDs in the first display is enabled using the microcontroller s PCO line while each row of LEDs is set to the desired value using the microcontroller s PA 6 0 lines Then the column is disabled and the next column PC1 line is enabled and the microcontroller s PA 6 0 lines are set appropriately and so on until the last column of the first display PC4 is updated The same goes for the second display this time using the microcontroller s PD 4 0 line to enable the columns Each column of LEDs is therefore turned on only for a limited amount of time while the other columns are off By refreshing the columns with a sufficiently high rate the human eye perceives the whole display turned on 3213 2 1 4 3 10 El COLENA
23. LINO node or to the RS 232 channel 0 or can be freed by removing all jumpers The SCI1 peripheral can be connected to the LIN1 node or to the RS 232 channel 1 or can be freed by removing all jumpers The SCI3 peripheral can be connected to the LIN3 node or to the CAN3 node or can be freed by removing all jumpers Page 34 SK S12XDP512 A User s Manual 2 1 14 FlexRay Section This area contains two 50 way connectors that can be used for FlexRay expansion The layout of these two connectors is compliant with the IP Modules ANSI VITA 4 1995 standard A JTAG connector allows the interfacing of optional JTAG peripherals mounted on the FlexRay expansion board 2 1 15 Prototype Area The prototype section features both a standard thru hole area for mounting traditional components and a SMD area for soldering SMD components in SOIC SSOP TSSOP package Page 35 SK S12XDP512 A User s Manual 3 Getting Started 3 1 Starter Kit Components The SK S12XDP512 A package includes the following items full featured evaluation board An AC adapter AUSB cable SofTec Microsystems SK S12XDP512 A System Software CD ROM CodeWarrior Development Studio Special Edition CD ROM A QuickStart Tutorial poster registration card This users manual 3 2 Standalone Example The Starter Kit comes pre programmed with a sample application that can be executed without being con
24. Microsoft Corporation PC is a registered trademark of International Business Machines Corporation Other products and company names listed are trademarks or trade names of their respective companies Written by Loris Pacquola and Pietro Poletto Graphics by Luisa Polesel Edited by Paolo Xausa SK S12XDP512 A User s Manual Contents 0 Before Starting 9 0 1 Important Notice to Users 9 0 2 Required Skills 9 1 Overview 11 1 1 What is the SK S12XDP512 A Starter Kit 11 1 2 HCS12X Family Overview 12 1 3 MC9S12XDP512 Overview 12 1 3 1 1 3 2 1 3 3 1 3 4 1 3 5 XGATE Module Overview 13 Controller Area Network CAN Overview 13 Local Interconnect Network LIN Overview 14 FlexRay Overview 15 Background Debug Module BDM 16 1 4 CodeWarrior Development Studio Special Edition 17 1 5 Recommended Reading 17 1 6 Software Upgrades 18 1 7 Getting Technical Support 18 Hardware Features 19 2 1 The Evaluation Board 19 2 1 1 2 1 2 2 1 3 2 1 4 2 1 5 2 1 6 2 1 7 2 1 8 2 1 9 2 1 10 MCU Section 21 Reset Section 22 Inputs Section 23 MCU Settings Jumpers 24 ATD Reference Section 26 BDM Connector 27 USB to BDM Section 27 Power Supply Section 28 Outputs Section 29 CAN Section 31 Contents 3 1 3 2 3 3 3 4 3 5 3 6 3 7 4 1 4 2 4 3 4 4 2 1 11 LIN Section 32 2 1 12 RS 232 Section 33 2 1 13 Serial Settings Section 34 2 1 14 FlexRay Section 35 2 1 15 Prototype Area 35 Getting Started 37
25. Position Inserted Inserted Emulation Expanded Mode 0 Position Inserted Not inserted Special Test Mode 0 Position Not inserted Inserted Emulation Single Chip Mode 1 Position Not inserted Not inserted Normal Single Chip Mode default 1 Position Not inserted Inserted Normal Expanded Mode 1 Position Inserted Not inserted Reserved 1 Position Inserted Inserted Reserved When debugging the microcontroller using an in circuit debugger via the BDM connector or using the built in USB connector it is recommended to remove the MODA 1 and MODB 1 jumpers Additionally the MODC jumper must select the 1 position the in circuit debugger will automatically pull the line to 0 when entering the Special Single Chip Mode Note the states of the MODC MODB and MODA pins are latched into these bits on the rising edge of RESET VDD VDD VDD GND Figure 2 5 Block Diagram of the MCU Settings Section Page 25 Hardware Features 2 1 5 ATD Reference Section This area contains two jumpers which allow you to define the high VRH and low VRL voltage reference for the MCU s internal A D converter It is possible to set VRH to an internal reference voltage obtained from the board s VDD voltage and filtered by an LC network or to an external reference defined by the user Similarly it is possible to set VRL to an internal reference voltage the board s grou
26. SK S12XDP512 A USB driver The SK S12XDP512 A software plug in for CodeWarrior for HC9S12X XGATE DataBlaze programming utility Examples Documentation in PDF format To install the SofTec Microsystems Additional Components insert the SofTec Microsystems System Software CD ROM into your computer s CD ROM drive A startup window will automatically appear Choose Install Instrument Software from the main menu A list of available software will appear Click on the SK S12XDP512 A Additional Components option Follow the on screen instructions Page 39 Getting Started e Note to install the SK S12XDP512 A Additional Components on Windows 2000 or Windows XP you must log in as Administrator 3 5 Installing the Hardware The SK S12XDP512 A board is connected through a USB port to a host PC Connection steps are listed below in the recommended flow order 1 Install all the required system software as described in the previous section 2 Power up the demo board The power connector accepts 12 V DC wall plug in power supply with a 2 1 mm pin and sleeve plug with positive in the center and sleeve as ground Make sure the VDD ENA jumper is inserted The voltage is internally regulated to 5 0 V DC The green POWER LED on the board should turn on 3 Insert one end of the USB cable into a free USB port 4 Insert the other end of the USB cable into the USB connector on the SK S12XDP512 A
27. TER 3 2315 VBAT 307 1 3 nm CAN 1322 LIN NE Ea ES LIN2 RXENA s 2323 um fe ES END LIN2_TX ENA GND CAN3 LIN3 SEL 2 4 MC33661 GND VSUP 1318 MASTER NODE 5 ENA J319 VBAT Y wd a x Es LIN5 TX ENA 1324 Ex ENA 2325 E ENA MC33661 GND GND Figure 2 12 Block Diagram of the LIN Section 2 1 12 RS 232 Section Two RS 232 channels are available thanks to an RS 232 transceiver MAX3232 that is connected to the microcontrollers SCIO and SCI1 serial communication interfaces The two RS 232 channels are EIA TIA 232 F compliant up to 250 Kbit s Page 33 Hardware Features Each RS 232 channel can be configured as DTE Data Transmission Equipment or DCE Data Communication Equipment via the relative jumper 1305 5232 2 H LIN e 85 232 al RS 232_0 LINO SEL RS 232_0 MAX3232 2302 2306 5 232 H LIN ss 85 232 4 RS 232_1 Figure 2 13 Block Diagram of the RS 232 Section Please note that the SCIO and SCI1 microcontroller peripherals are shared with the LIN section of the Starter Kit 2 1 13 Serial Settings Section This section of the Starter Kit has three jumpers that allow the selection of how to use the SCIO SCI1 and SCI3 peripherals of the MC9S12XDP512 The SCIO peripheral can be connected to the
28. as DCE default The RS 232 channel 1 is configured as DTE 1 3 2 4 LIN RS 232 0 LINO SELECTION The SCIO peripheral is connected to the LINO transceiver 3 5 4 6 RS 232 The SCIO peripheral is connected to the RS 232 channel 0 transceiver default 1 3 2 4 LIN RS 232 1 LIN1 SELECTION The SCI1 peripheral is connected to the LIN1 transceiver 3 5 4 6 RS 232 The SCI1 peripheral is connected to the RS 232 channel 1 transceiver default 1 3 2 4 LIN 3 5 4 6 CAN CAN3 LIN3 SELECTION The SCI3 peripheral is connected to the LIN3 transceiver default The MSCANS peripheral is connected to the CAN3 transceiver Page 64 SK S12XDP512 A User s Manual Reference Description Pinout MASTER NODE0 ENABLE Installed Master node default Not Installed Slave node MASTER NODE1 ENABLE Installed Master node default Not Installed Slave node MASTER NODE2 ENABLE Installed Master node default Not Installed Slave node MASTER NODE3 ENABLE Installed Master node default Not Installed Slave node MASTER NODE4 ENABLE Installed Master node default Not Installed Slave node MASTER NODE5 ENABLE Installed Master node default Not Installed Slave node
29. atures e Note to bypass the built in USB to BDM interface when using an external in circuit debugger via the BDM connector please remove the RESET ENA and BKGD ENA jumpers 5V USB 5V UF VDD A RESET ENA Figure 2 8 Block Diagram of the USB to BDM Section 2 1 8 Power Supply Section The Power Supply section takes a 12 V DC voltage used for the LIN and CAN transceivers and thanks to the built in switching power supply provides a regulated 5 V DC voltage for the rest of the board VDD with a maximum current of 0 7 A A 0 75 A auto restore fuse protects the board from accidental short circuits The built in switching power supply circuitry can be disabled by removing the VDD ENA jumper this allows you to provide your own voltage for the VDD line When doing this make sure that the provided voltage doesn t exceed Page 28 SK S12XDP512 A User s Manual 5 5 V DC otherwise the microcontroller and other parts of the board may be damaged A dedicated 5 V linear regulator provides the required voltage to the USB TO BDM section An EMI filter improves the system tolerance to electric noise on the power supply line SWITCHING REGULATOR cc lt 0 lt Z s a 2 ing GND Figure 2 9 Block Diagram of the Power Supply Section 2 1 9 Outputs Section This area contains four high efficiency low current LEDs and two 7x5 dot matrix displays The L
30. ave been correctly installed on your system Unplugging and repluoging the USB cable is of no use since Windows has marked the device as disabled As a consequence CodeWarrior cannot communicate with the SK S12XDP512 A board To restore the USB driver provided both CodeWarrior and SofTec Microsystems Additional components have been installed perform the following steps under Windows XP Make Sure the Starter Kit is powered on Connect the Starter Kit to the PC via USB Open the Control Panel Start gt Settings gt Control Panel Open the System options Select the Hardware tab Click the Device Manager button The uDART In Circuit Debugger device will be shown with an exclamation mark next to it Double click on this device 8 Inthe General tab click the Reinstall Driver button Follow the on screen instructions No WN Page 57 Troubleshooting 5 1 2 Communication Errors when Using a BDM Tool When using an external in circuit debugger programmer the built in USB to BDM interface must be bypassed To bypass the built in USB to BDM interface please remove the RESET ENA and BKGD ENA jumpers Additionally in the MCU SET section the MODA 1 and MODB 1 jumpers must be removed 5 1 3 The POWER LED Doesn t Turn On Make sure that a 12 V DC voltage is provided to the power connector and that the VDD ENA jumper is inserted 5
31. aximum Ratings 75 7 2 Recommended Operating Conditions 75 SK S12XDP512 A User s Manual Index of Figures Figure 2 1 The SK S12XDP512 A Evaluation Board 19 Figure 2 2 Block Diagram of SK S12XDP512 A 21 Figure 2 3 Block Diagram of the Reset Section 23 Figure 2 4 Block Diagram of the Inputs Section 24 Figure 2 5 Block Diagram of the MCU Settings Section 25 Figure 2 6 Block Diagram of the ATD Reference Section 26 Figure 2 7 Block Diagram of the BDM Section 27 Figure 2 8 Block Diagram of the USB to BDM Section 28 Figure 2 9 Block Diagram of the Power Supply Section 29 Figure 2 10 Block Diagram of the Outputs Section 30 Figure 2 11 Block Diagram of the CAN Section 32 Figure 2 12 Block Diagram of the LIN Section 33 Figure 2 13 Block Diagram of the RS 232 Section 34 Figure 3 1 New Hardware Wizard Step 1 41 Figure 3 2 New Hardware Wizard Step 2 41 Figure 3 3 New Hardware Wizard Step 3 42 Figure 3 4 New Hardware Wizard Step 4 43 Figure 3 5 The Project Window 44 Figure 3 6 The Example s Source Code 45 Figure 3 7 Debugging Session Started 46 Figure 4 1 The MCU Configuration Dialog Box 49 Figure 4 2 The Set Target Dialog Box 50 Figure 4 3 The GDI Setup Dialog Box 50 Figure 4 4 The MCU Configuration Dialog Box 51 Figure 4 5 The DataBlaze User Interface 55 SK S12XDP512 A User s Manual 0 Before Starting 0 1 Important Notice to Users While every effort has been made to ensure the accuracy of all i
32. cale HC9S12X XGATE Microcontrollers enables you to build and deploy HC9S12X XGATE systems quickly and easily This tool suite provides the capabilities required by every engineer in the development cycle from board bring up to firmware development to final application development Without a license key the product will run in a 1 KB code size limited demonstration mode To break the 1 KB limit you have two options 1 Contact Metrowerks to request an unlimited period free license key to increase the code size limit to 32 KB 2 Contact Metrowerks to request a 30 day limited free license key to run the compiler without limitations This documentation covers the basic setup and operation of CodeWarrior Development Studio but does not cover all of its functions For further information please refer to the CodeWarrior on line help and on line documentation provided 1 5 Recommended Reading This documentation describes how to use the SK S12XDP512 A Starter Kit and how to set up basic debugging sessions with CodeWarrior Additional information can be found in the following documents Page 17 Overview MC9S12XDP512 Datasheets MC9S12XDP512 Application Note SK S12XDP512 A Schematic All of the above documents and many more are available in the SK S12XDP512 A System Software CD ROM e Note the SofTec Microsystems System Software CD ROM also contains the datasheets of every component used in the S
33. d installing the software for e uDART In Circuit Debugger Click Finish to close the wizard Figure 3 4 New Hardware Wizard Step 4 Click the Finish button to exit from the Found New Hardware Wizard procedure 9 The Starter Kits USB driver is now installed on your system 3 6 Application Tutorial This section will provide a step by step guide on how to launch your first SK S12XDP512 A project and get started with the CodeWarrior for HC9S12X XGATE user interface The sample application is the same as the one described in the Standalone Example section 1 Ensure that the SK S12XDP512 A Starter Kit is connected to the PC via the USB cable and that the board is powered 2 Make sure that all of the Starter Kit s jumpers are set to their factory position see the Jumpers Summary section on page 61 3 Start CodeWarrior Development Studio by selecting Start Programs Metrowerks CodeWarrior CW for HCS12X CodeWarrior IDE CodeWarrior Development Studio will open 4 From the main menu choose File gt Open Select the Demo mcp workspace file that is located under the Program Page 43 Getting Started Files Metrowerks CW for HCS12X CodeWarrior_Examples HCS12X SofTec Microsystems SK S12XDP512 A Demo directory Click Open The following window will appear se 49 SofTec By y Files Link Order Targets Em
34. dapts the oscillator s output voltage range 0 to 5 V to the maximum voltage range accepted by the microcontroller s EXTAL pin 0 to 2 5 V The crystal and the module oscillator can be configured via the XCLKS 0 and the OSC SEL jumpers to generate various clock types as summarized in the table below XCLKS 0 OSC SEL Oscillator Source Selected Jumper Jumper Inserted CLOCK Clock Module 16 MHz Installed Inserted CRYSTAL 4 MHz Crystal Full Swing Pierce Oscillator Not inserted CRYSTAL 4 MHz Crystal Loop Controlled Pierce oscillator Not inserted CLOCK Illegal 2 1 2 Reset Section This section groups a reset push button and a reset supervisor circuitry The reset supervisor circuitry generates a suitable reset signal for the MC9S12XDP512 microcontroller and for the peripheral connected to it every time the Starter Kit is powered on and after a low voltage detect event The reset supervisor circuitry enabled by default can be disabled by removing the LVD ENA jumper Page 22 SK S12XDP512 A User s Manual VDD J211 E LVD ENA GND GND Figure 2 3 Block Diagram of the Reset Section 2 1 3 Inputs Section This area contains various input controls a potentiometer a light sensor photoresistor and four push buttons The potentiometer connected to the MC9S12XDP512 s PAD10 pin through a jumper provides an output voltage in the range between 0 V and VDD A pho
35. enu choose Project gt Debug This will compile the source code generate an executable file and download it to the demo board A new debugger environment will open Page 45 Getting Started True Time Simulator 8 Real Time Debugger C Program Files Metrowerks CW for HCS12X V4 1 CodeWarrior_Examples HCS1 2x SofTe CE File View Run inDART HCS12 Component Memory Window Help jajaj ele ee eee 9 B TE Inl asse Jig HC12 C Program Files Metrowerks CW for HCS12X V4 1 CodeWarrior_Examples HCS1Zx Line 186 Startup HH HH HH HH IL CODO 105 8461 Entry point C003 CALL 0x8174 0xE0 C007 CALL 0 80 5 0 COOB RTS void main void CODC BGND 8 COOD MEM unsigned char potentiometer_value 3 CODE SUBB 18 unsigned char light sensor value COLO CMPB 15 unsigned char visual_num L J DarinhTnirtte iste EJES Sila gt Auto M Procedur E D 0 0 B o ETT 255 0 IP cooo 000 PPAGE Startup sp 0 IPL 0 CCR SXHINZVC EPAGE FE GPAGE 0 DIRECT 0 RPAGE FD Jata 1 CIE E Memory Cuy HC12 Startl2 c Auto Symb Global Aut Logical El_startupData lt 6 gt _tagStartup 000080 OF OF 00 20 05 00 00 00 E _ SEG_END_SSTACK array 0 of signed char 000088 80 00 00 00 00 00 FF FF 3 000090 00 00 00 00 000098 00 00 00 00 00 DO 000040 00 00 00 00 00 00 00
36. ge 27 V to 40V Vean CANH voltage range 8 Vto 18 V LIN LIN voltage range 18V to 40 V LIN power supply 27 V Vax Receiver input voltage range 25 V Vix Transmitter output voltage range 13 2 7 2 Recommended Operating Conditions Parameter Minimum Typical Maximum Global Ratings Power Input Voltage J201 12 V DC Power Consumption J201 400 mA Operating Temperature 0 C 50 C Storage Temperature 0 C 70 C Humidity 90 No condensation BKGD RESET Vo 0 8 V BKGD RESET Voy 4 2 V BKGD RESET Vi 0 3 V 1 75 V Page 75 Electrical Specifications Parameter Minimum Typical Maximum BKGD RESET 3 25 V 5 35 V VDD 4 75V 5 25 V CANO and CAN1 Bus speed operation 125 Kbaud Voire VcANH VcANL 3 2 V 2 5 V Recessive to dominant threshold Voire 3 2 V 2 5 V Dominant to recessive threshold CANH recessive output 0 2 V voltage CANH dominant output voltage 3 6 V CANL recessive output voltage 4 8 V CANL dominant output voltage 1 4 V CAN2 and CAN4 Bus speed operation 1 Mbaud VcANH VcANL 1V z 5V Recessive to dominant threshold Vier VcANH VcAaNL 1V E 0 4 V Dominant to recessive threshold CANH recessive output 2V 3V voltage CANH dominant output voltage 2 75 V 4 5 V CANL recessive output voltage 2V
37. heral A hardware breakpoint doesn t waste system Page 53 Debugging Features resources you can set remove them at any time even during program execution but the number of available hardware breakpoints is limited A software breakpoint on the other hand does not take advantage of the microcontroller s integrated debug peripheral To set a software breakpoint there are two possibilities you can set a software breakpoint in RAM or in FLASH In both cases an unlimited number of software breakpoints can be set To set a software breakpoint in a RAM location just insert a breakpoint to that location CodeWarrior will automatically replace the opcode present at that location with the BGND Assembly instruction To set a software breakpoint in a FLASH location you have to insert the BGND Assembly instruction into your application s source code recompile the code and restart a debug session The program execution will stop as soon as the BGND instruction is fetched 4 4 9 Advanced Debugging Features The MC9S12XDP512 microcontroller s built in DBG12 module allows you to set complex hardware breakpoints and to take advantage of a trace buffer While in debug under the inDART HCS12 menu you will find the Trigger Module Settings command that opens a dedicated dialog box which allows you to handle all of the parameters of the microcontroller s debug peripheral 4 5 DataBlaze Programming Utility A full
38. icrocontroller DISPLAY ROW ENABLE Installed The displays common rows are connected to the PA 6 0 ports of the microcontroller default Not Installed The displays common rows are not connected to the microcontroller DISPLAY COL ENABLE DISP201 Installed The DISP201 display s columns are connected to the PC 4 0 ports of the microcontroller default Not Installed The DISP201 display s columns are not connected to the microcontroller DISPLAY COL ENABLE DISP202 Installed The DISP202 display s columns are connected to the PD 4 0 ports of the microcontroller default Not Installed The DISP202 display s columns are not connected to the microcontroller Page 63 Summary of Jumper and Connector Settings LED ENABLE Installed Not Installed Reference Description Pinout The LEDs are connected to PB 3 0 ports of the microcontroller default The LEDs are not connected to microcontroller 1 3 2 4 DCE 3 5 4 6 DTE SCIO DTE DCE SELECTION The RS 232 channel 0 is configured as DCE default The RS 232 channel 0 is configured as DTE 1 3 2 4 DCE 3 5 4 6 DTE 1 DTE DCE SELECTION The RS 232 channel 1 is configured
39. ion the RSBCK in the COPCTL register must have been previously set 4 4 6 Real Time Memory Update During program execution it is possible to view edit the contents of the Memory window and Data window in real time edit operations are only available for RAM locations and peripheral registers For example it is possible to set the periodical refresh of the Memory window contents by choosing Mode gt Periodical from the pop up menu which appears by right clicking on the Memory window 4 4 7 PLL Usage The host PC communicates with the microcontroller through the USB to BDM INTERFACE circuitry The BDM communication speed depends on a clock source which in turn is selected by the CLKSW bit in the Status register If the CLKSW bit is set to 1 the BDM communication clock source is the microcontroller s bus frequency if the CLKSW bit is set to 0 the BDM communication clock source is a constant clock source in the case of the MC9S12XDP512 half the frequency of the external oscillator The CLKSW bit can be set within a debugging session via the Communication Settings dialog box To open the Communication Settings dialog choose MCU Configuration from the inDART HCS12 menu The MCU Configuration dialog box will appear Press the Communication Settings button 4 4 8 Hardware Breakpoints and Software Breakpoints A hardware breakpoint is set by taking advantage of the microcontroller s integrated debug perip
40. led Microcontroller s BKGD line not connected to the USB TO BDM INTERFACE RESET ENABLE USB TO BDM Installed Microcontroller s RESET line connected to the USB TO BDM INTERFACE default Not Installed Microcontrollers RESET line not connected to the USB TO BDM INTERFACE Page 69 Summary of Jumper and Connector Settings 6 2 Connectors Summary Pinout Reference Description Pinout MCU I O Connectors See schematic for pin explanation BDM Connector BKGD Ground N C RESET N C VDD 1 2 3 4 5 6 1 2 V DC Power Supply Input Connector 1 12VDC 2 Ground Ground Test Point RS 232 0 Connector N C TX or RX see J303 jumper RX or TX see J303 jumper N C Ground N C N C N C N C so Na Ordo m Page 70 SK S12XDP512 A User s Manual Reference Description Pinout RS 232 1 Connector N C TX or RX see J304 jumper RX or TX see J304 jumper N C Ground N C N C N C N C LIN0 Connector 1 VBAT LIN Bus Power Supply 2 LIN LIN Signal 3 Ground LIN1 Connector Ground Ground VBAT LIN Bus Power Supply LIN LIN Signal LIN2 Connector 1 VBAT LIN Bus Power Supply 2 LIN LIN Signal 3 Ground LIN3 Connector Ground Ground VBAT LIN Bus Power Supply LIN LIN Signal
41. nd or to an external reference defined by the user e Note when the VRH SEL or VRL SEL jumpers are set to USER the VRH and VRL voltages must comply with the data reported in the table below Reference Signal Min Max VRL VSSA GND VDDA 2 VRH VDDA 2 VDDA Differential Reference Voltage 4 5 V 5 5 V VRH VRL PIN 108 OF J103 VRH SEL SIGNAL PINS CONNECTOR J112 1 r PIN 109 OF J104 VRL SEL SIGNAL PINS CONNECTOR GND Figure 2 6 Block Diagram of the ATD Reference Section Page 26 SK S12XDP512 A User s Manual 2 1 6 BDM Connector Even though the Starter Kit features a built in USB to BDM interface a separate BDM connector is present which allows an external in circuit debugger to be used 69 Note bypass the built in USB to BDM interface when using external in circuit debugger please remove the RESET ENA and BKGD ENA jumpers in the USB TO BDM section VDD GND Figure 2 7 Block Diagram of the BDM Section 2 1 7 USB to BDM Section The Starter Kit features a built in USB to BDM interface that is a circuitry that electrically and logically translates BDM like commands sent by the host PC through the USB cable to the BDM interface of the MC9S12XDP512 microcontroller The USB to BDM interface is based on a Freescale MC9S12UF32 microcontroller which features an on board USB 2 0 peripheral Page 27 Hardware Fe
42. nected to the PC To run the built in example 1 Verify that all jumpers are in their default position See the Summary of Jumper and Connector Settings chapter 2 Power the demo board The power connector accepts 12 V DC wall plug in power supply with a 2 1 mm pin and sleeve plug with positive in the center and sleeve as ground Make sure the VDD ENA jumper is inserted The voltage is internally regulated to 5 0 V DC The green POWER LED on the board should turn on 3 Press the PB4 push button The output of the light sensor will be displayed on the two dot matrix displays in a graphic way The light sensor is placed on the right of the PB4 push button Cover the sensor with a finger and see the effect on the displays Page 37 Getting Started 4 Press the PB5 push button The output of the light sensor will be displayed on the two dot matrix displays in a numeric hexadecimal way 5 Press the PB6 push button The value of the PAD10 potentiometer will be displayed on the two dot matrix displays in a graphic way 6 Press the PB7 push button The value of the PAD10 potentiometer will be displayed on the two dot matrix displays in a numeric hexadecimal way 3 3 Host System Requirements The SK S12XDP512 A Starter Kit is controlled by an Integrated Development Environment running under Windows CodeWarrior for HC9S12X XGATE The following hardware and software are requi
43. nformation in this document SofTec Microsystems assumes no liability to any party for any loss or damage caused by errors or omissions or by statements of any kind in this document its updates supplements or special editions whether such errors are omissions or statements resulting from negligence accidents or any other cause 0 2 Required Skills In order to beneficially use the SK S12XDP512 A Starter Kit you should be acquainted with certain skills ranging from hardware design to software design In particular you should possess knowledge of the following Microcontroller systems HCS12X architecture knowledge Programming knowledge Assembly and C knowledge Page 9 SK S12XDP512 A User s Manual 1 Overview 1 1 What is the SK S12XDP512 A Starter Kit The SK S12XDP512 A Starter Kit is a full featured ready to use evaluation board for the MC9S12XDP512 microcontroller The MC9S12XDP512 is a member of the new Freescale HCS12X MCU family The SK S12XDP512 A Starter Kit has been designed for the evaluation of the MC9S12XDP512 microcontroller and the debugging of user applications The Starter Kit takes advantage of the CodeWarrior Development Studio Special Edition which groups an Editor Assembler C Compiler and Debugger and the Freescale BDM interface which allows the download and debug of the user application into the microcontroller s FLASH memory Together with CodeWarrior the S
44. nnected to the J103 connector VRL SELECTION 1 2 GND VRL tied to ground default 2 3 USER VRL connected to the J104 connector OSC SELECTION 1 2 CRYSTAL Crystal oscillator selected default 2 3 CLOCK Clock oscillator selected XCLKS 0 Installed XCLKS pin pushed to ground Full swing pierce oscillator or external clock source selected Not Installed XCLKS pulled to VDD Loop controlled pierce oscillator selected VDD ENABLE Installed The board is supplied with an internally generated 5 V DC voltage default Not Installed The internal 5V power supply is disconnected An external VDD power supply is required PHOTO RESISTOR ENABLE Installed The photoresistor network is connected to the microcontroller s AN11 analog input default Not Installed The photoresistor network is not connected to the microcontroller Page 62 SK S12XDP512 A User s Manual Reference Description Pinout POTENTIOMETER ENABLE Installed The potentiometer network is connected to microcontroller s AN10 analog input default Not Installed The potentiometer is not connected to the microcontroller LVD ENABLE Installed The LVD circuit is connected to microcontroller s RESET line default Not Installed The LVD circuit is not connected to RESET line of the m
45. ocontroller line floating Page 66 SK S12XDP512 A User s Manual Reference Description Pinout CANHO SELECTION 1 2 U401 CANO connector s CANH signal provided by U401 transceiver default 2 3 U406 CANO connector s CANH signal provided by U406 transceiver CANLO SELECTION 1 2 U401 CANO connector s CANL signal provided by U401 transceiver default 2 3 U406 CANO connector s CANL signal provided by U406 transceiver CANH1 SELECTION 1 2 U402 CAN1 connector s CANH signal provided by U402 transceiver default 2 3 U407 CAN1 connector s CANH signal provided by U407 transceiver CANL1 SELECTION 1 2 U402 CAN1 connector s signal provided by U402 transceiver default 2 3 U407 CAN1 connector s CANL signal provided by U407 transceiver CANO RX ENABLE Installed Microcontroller s PMO RXCANO line connected to CANO transceiver default Not Installed Microcontrollers PMO RXCANO line floating CANO TX ENABLE Installed Microcontroller s PM1 TXCANO line connected to CANO transceiver default Not Installed Microcontrollers PM1 TXCANO line floating Page 67 Summary of Jumper and Connector Settings Reference Description Pinout CAN1 RX ENABLE Installed Microcontroller s PM2 RXCAN1 line connected to CAN1 t
46. operations 4 4 2 Breakpoints and BGND Instruction The BGND Assembly instruction forces the target microcontroller to enter the Active Background Debug mode stopping program execution CodeWarrior recognizes this event as a breakpoint and updates the contents of registers memory etc Successive commands Start Continue Single Step etc will continue the execution of the program from the next instruction 44 3 STOP Assembly Instruction The BDM peripheral doesn t work in STOP mode If on the Condition Code Register CCR the S bit is set the STOP instruction will stop all the microcontroller s activities and therefore the BDM peripheral If on the other hand the S bit is reset the STOP instruction will be executed as two NOP instructions 4 4 4 WAIT Assembly Instruction If the SYSWAI bit in the CLKSEL register has been set the WAIT instruction will cause a BDM communication loss This is because the system clock is suspended in WAIT mode therefore stopping the BDM peripheral Page 52 SK S12XDP512 A User s Manual 4 4 5 Microcontroller Peripheral Running when Execution is Stopped When program execution is stopped some peripherals will still run while others will stop Which ones stop and which ones don t depend on the particular peripheral architecture For more information please refer to the microcontroller datasheets In particular to cause the COP and RTI peripherals to stop when you stop program execut
47. r USB to BDM interface Power supply section Outputs section CAN section LIN section RS 232 section Serial settings FlexRay connectors Prototype area The following figure shows the SK S12XDP512 A board block diagram Page 20 SK S12XDP512 A User s Manual 12V SV UF VDD A GND GND Figure 2 2 Block Diagram of SK S12XDP512 A 2 1 1 MCU Section An MC9S12XDP512 microcontroller in LQFP144 package is soldered in this area The microcontroller is surrounded by a network of filter capacitors A jumper XFC SEL allows enabling either the built in RC loop filter needed for the microcontroller s internal PLL or a user made RC loop filter All of the microcontroller s signals are available at the four header connectors which surround the microcontroller However some lines are not Page 21 Hardware Features taken directly from the microcontroller For example the EXTAL and XTAL lines are not present in the header connectors because if they were the clock signal would have been degraded by the lengthy PCB track Other signals such as XFC VRL and VRH are not directly tied to the header connectors but pass through the jumpers instead Two clock sources are available a socketed oscillator module and a 4 MHz crystal selectable via the OSC SEL jumper The oscillator module output is filtered by a RC network which a
48. ransceiver default Not Installed Microcontrollers PM2 RXCAN1 line floating CAN1 TX ENABLE Installed Microcontroller s PM3 TXCAN1 line connected to CAN1 transceiver default Not Installed Microcontrollers PM3 TXCAN1 line floating CAN2 RX ENABLE Installed Microcontroller s PM4 RXCAN2 line connected to CAN2 transceiver default Not Installed Microcontrollers PM4 RXCAN2 line floating CAN2 TX ENABLE Installed Microcontroller s PM5 TXCAN2 line connected to CAN2 transceiver default Not Installed Microcontrollers PM5 TXCAN line floating CAN4 RX ENABLE Installed Microcontroller s PJ6 RXCAN4 line connected to CAN4 transceiver default Not Installed Microcontroller s PJ6 RXCANA line floating TX ENABLE Installed Microcontroller s PJ7 TXCAN4 line connected to CAN4 transceiver default Not Installed Microcontrollers PU7 TXCAN4 line floating Page 68 SK S12XDP512 A User s Manual Reference Description Pinout RESET FLEXRAY Installed Microcontroller s RESET line is connected to the J419 connector for FlexRay expansion default Not Installed Microcontroller s RESET line is not connected to the J419 connector BKGD ENABLE USB TO BDM Installed Microcontroller s BKGD line connected to the USB TO BDM INTERFACE default Not Instal
49. red to run the CodeWarrior for HC9S12X XGATE user interface together with SK S12XDP512 A 1 A200 MHz or higher PC compatible system running Windows 98 Windows 2000 or Windows XP 2 128 MB of available system RAM plus 500 MB of available hard disk space 3 AUSB port 4 CD ROM drive for installation 3 4 Installing the Software e Note before connecting the SK S12XDP512 A board to the PC it is recommended that you install all of the required software first see below so that the SK S12XDP512 A USB driver will be automatically found by Windows when you connect the board Page 38 SK S12XDP512 A User s Manual The Starter Kit requires that both CodeWarrior Development Studio Special Edition and SofTec Microsystems Additional Components be installed in the host PC O Note CodeWarrior Development Studio for HC9S12X XGATE must be installed first Please note that the Starter Kit only works with CodeWarrior for HC9S12X XGATE version 4 1 or above 3 4 1 Installing CodeWarrior Development Studio To install the CodeWarrior Development Studio Special Edition insert the CodeWarrior CD ROM into your computer s CD ROM drive A startup window will automatically appear Follow the on screen instructions 3 4 2 Installing SofTec Microsystems Additional Components The SofTec Microsystems Additional Components install all of the other required components to your hard drive These components include The
50. s The protocol also supports Fault tolerant clock synchronization via a global time base OQollision free bus access Guaranteed message latency Message oriented addressing via identifiers Page 15 Overview Scalable system fault tolerance via the support of either single or dual channels A physical layer incorporating an independent Bus Guardian provides further support for error containment The FlexRay system is targeted to support data rates of up to 10 Mbit sec with increased flexibility for easy system extension and the dynamic use of bandwidth The 10 Mbit sec data rate is available on two channels giving a gross data rate of up to 20 Mbit sec Detailed information about the FlexRay protocol is beyond the scope of this user manual Full information is easily available from other sources We suggest visiting the http www flexray com site 1 3 5 Background Debug Module BDM All MCUs in the HCS12X family contain a single wire background debug interface which supports in circuit programming of on chip non volatile memory and sophisticated non intrusive debug capabilities This system does not interfere with normal application resources lt does not use any user memory or locations in the memory map and does not share any on chip peripherals The background debug module BDM uses a single wire communication interface to allow non intrusive access to target system memory and registers The Starter Kit
51. s Manual 4 Debugging Features 4 1 Creating Your Own Application 4 1 1 Using the Project Wizard to Create Your Application Skeleton CodeWarrior for HC9S12X XGATE helps you get started with your own application by including a project wizard specific for HCS12 based SofTec Microsystems boards To create a new project 1 From the main menu select File gt New 2 Adialog box will appear Select HC S 12 New Project Wizard 3 Follow the Project Wizard steps making sure you select the correct microcontroller derivative you are working with MC9S12XDP512 and that the SofTec Microsystems target connection is used 4 1 2 Starting your First Debugging Session The first time you enter a debugging session by selecting Project gt Debug from the CodeWarrior s main menu the MCU Configuration dialog box will open asking you to select the debugging hardware connected to the PC Make sure that the hardware code is set to SK S12XDP512 A MCU Configuration Hardware Model OK HW code SK S12XDP512 A Cancel Starter Kit for Freescale MC9S12xDP512 Freescale code EVB9512 DP512 Device Device code Communication Settings Figure 4 1 The MCU Configuration Dialog Box Page 49 Debugging Features 4 2 Using Existing Projects with SK S12XDP512 A If your project has been targeted to an emulator simulator other than SK S12XDP512 A and you wish
52. tarter Kit 1 6 Software Upgrades The latest version of the SK S12XDP512 A system software is always available free of charge from our website http www softecmicro com When installing the SK S12XDP512 A system software you have the option to electronically register the product If you register the product you will be automatically notified by e mail every time a new version of the SK S12XDP512 A system software is available 1 7 Getting Technical Support Technical assistance is provided to all customers For technical assistance documentation and information about products and services please refer to your local SofTec Microsystems partner SofTec Microsystems offers its customers a technical support service at support softecmicro com Before getting in contact with us we advise you to check that you are working with the latest version of the SK S12XDP512 A system software upgrades are available free of charge at http www softecmicro com Page 18 SK S12XDP512 A User s Manual 2 Hardware Features 2 1 The Evaluation Board The following figure illustrates the main functions of the evaluation board IS m SS SS US SS f Figure 2 1 SK S12XDP512 A Evaluation Board Page 19 Hardware Features Qo ISO O D N gt MCU oscillator and signal pins section Reset section Inputs section MCU settings jumpers ATD reference section BDM connecto
53. tarter Kit provides you with everything you need to write compile download in circuit emulate and debug user code Full speed program execution allows you to perform hardware and software testing in real time The Starter Kit is connected to the host PC through a USB port A prototyping area allows you to wire your own small application The SK S12XDP512 A Starter Kit offers you the following benefits Real time code execution n circuit debugging n system programming and debugging through a BDM compatible interface Demo area with four push buttons a potentiometer a photo sensor four user LEDs two RS 232 ports and two dot matrix displays CAN area with five CAN connectors and five CAN transceivers LIN area with six LIN connectors and six LIN transceivers Two connectors for FlexRay expansion Prototyping area CodeWarrior Development Studio Special Edition the same user interface of all Freescale tools with editor assembler C compiler and debugger Page 11 Overview 1 2 HCS12X Family Overview Targeted at automotive multiplexing applications the HCS12X MCU family delivers 32 bit performance with all the advantages and efficiencies of a 16 bit MCU Based around an enhanced HCS12 core the HCS12X family delivers 2 to 5 times the performance of a 25 MHz HCS12 while retaining a high degree of pin and code compalibility with the HCS12 The HCS12X family introduces the performance boosting
54. to select whether to use the CAN3 node the LIN3 node or to free the MC9S12XDP512 s RX and TX lines associated with these nodes Additionally CAN nodes CAN0 e CAN1 have additional jumpers to select whether to use the on board MC33388 fault tolerant transceivers default or the optional PCA82C250 high speed transceivers optional to be soldered Page 31 Hardware Features 1401 2 J404 1 J410 J412 CANH SEL CANHO SEL CANO RX ENA RX ENA TX ENA CANI TX ENA 5 CANO o 10 BNMEBBEBSBEEEEA A 20 R 2402 1 fg CANLOSEL CANO SEL 2414 JA16 P SR CAN2 RX ENA RX ENA PCA82C250 CAN2 TX ENA TX ENA 3307 1 3 LIN s CAN 2 LIN amp CAN CAN3 LIN3 SEL GND Figure 2 11 Block Diagram of the CAN Section 2 1 11 LIN Section Six LIN transceivers are used to handle six LIN nodes each capable of a speed of up to 100 Kbps in fast mode Three LIN nodes use a 3x1 header connector while the other three nodes use a 4 way box connector Every LIN node can be configured as a master node via its respective MASTER NODEx ENA jumper which inserts a 900 Ohm resistor between the LIN bus line and the LIN bus power supply line The LIN transceivers can be powered either by the Starter Kit
55. to use SK S12XDP512 A as the debugger for your project please do the following CodeWarrior is interfaced to the SK S12XDP512 A engine through a so called GDI interface From the CodeWarrior debugger interface select Component gt Set Target and choose HC12 as processor and GDI Target Interface as target interface Set Target Processor 2 ok Target Interface GDI Target Interface Cancel This Target Interface supports following pace Hel Any hardware provided with GDI drive complying to Metrowerks GDI ER add on C Program Files Metrowerks CW for HCS12 Figure 4 2 The Set Target Dialog Box A dialog box will appear asking you to locate the GDI DLL file needed to interface with SK S12XDP512 A Select the SofTec BDM12 dll file located into the Program Files Metrowerks CW for HCS12X prog directory GDI DLL Setup Communication GDI Driver DLL Path and name of the GDI DLL Browse SofTec_BDM12 dl Show Protocol Cancel Figure 4 3 The GD Setup Dialog Box Page 50 SK S12XDP512 A User s Manual 3 The MCU Configuration dialog box will appear allowing you to select the SK S12XDP512 A board as the hardware debugger MCU Configuration Hardware Model HW code SK S12XDP512A y Cancel Starter Kit for Freescale MC3512 DP512 Freescale code EVB9512XDP512 De
56. toresistor pulled to VDD is connected to the MC9S12XDP512 s PAD11 pin through a jumper Four push buttons are connected to the microcontrollers PB7 PB6 PB5 and PB4 lines respectively through a 470 Ohm serial resistor The 470 Ohm serial resistor prevents accidental short circuits in the case that the microcontroller port is configured as a push pull output a logic 1 is written to the port and the push button is pressed D Note to read the status of the push buttons the respective microcontroller port s internal pull ups must be enabled Page 23 Hardware Features VDD 1210 Es ENA GND VDD A J209 ENA d LLLI GND GND GND GND GND Figure 2 4 Block Diagram of the Inputs Section 2 1 4 MCU Settings J umpers This area contains four jumpers to set the internal voltage regulator and the operating mode of the microcontroller The VREGEN jumper selects whether the on chip voltage regulator is enabled or disabled e Note if the internal voltage regulator is disabled VDD1 VDD2 and VDDPLL must be supplied externally The operating mode out of reset is determined by the states of the MODC MODB and MODA pins see table below Page 24 SK S12XDP512 A User s Manual MODC MODB 1 MODA 1 Microcontroller Mode Operations Jumper Jumper Jumper 0 Position Not inserted Not inserted Special Single Chip Mode 0
57. upport service at support softecmicro com Before getting in contact with us we advise you to check that you are working with the latest version of the SK S12XDP512 A system software upgrades are available free of charge at http www softecmicro com Additional resources can be found on our HCS12 online discussion forum Page 59 SK S12XDP512 A User s Manual 6 Summary of Jumper and Connector Settings 6 1 Jumpers Summary Reference Description Pinout XFC SELECTION 1 2 LOOP FILTER default The on board RC PLL loop filter is selected 2 3 USER The XFC PLL loop filter pin is connected to signal pin connector VOLTAGE REGULATOR ENABLE 1 2 Microcontroller internal Voltage Regulator enabled default 2 3 Microcontroller internal Voltage Regulator disabled VDD1 VDD2 and VDDPLL must be supplied externally MODA 1 Installed MODA line pulled to VDD Not Installed MODA line tied to ground by internal pull down default MODB 1 Installed MODB line pulled to VDD Not Installed MODB line tied to ground by internal pull down default MODC 1 2 MODC pulled to VDD default 2 3 MODC line tied to ground via a 4 7 KOhm resistor Page 61 Summary of Jumper and Connector Settings Reference Description Pinout VRH SELECTION 1 2 VDDA VRH tied to VDDA default 2 3 USER VRH co
58. vice Device code Communication Settings Figure 4 4 The MCU Configuration Dialog Box 4 On the CodeWarrior debugger interface a new menu inDART HCS12 will be created From this menu select Load and locate the object file your project is based on e Note the SK S12XDP512 A Starter Kit is based on the SofTec Microsystems inDART debugging engine 4 3 Breakpoints and Trace CodeWarrior offers a variety of tools for analyzing the program flow breakpoints both simple and complex watchpoints and a trace buffer All these features are implemented by taking advantage of the target microcontroller s debug peripheral Note when setting an instruction breakpoint on a RAM location a software breakpoint is set the opcode present at that location is automatically replaced by the BGND Assembly instruction Therefore no hardware breakpoints are wasted Page 51 Debugging Features e Note the Single Step command in a C source code and the Step Over and Step Out commands both in a C and Assembly source code use one hardware breakpoint 4 4 Notes and Tips 4 4 1 Reading Peripheral Status Care must be taken when reading some peripheral s status data registers since a reading operation may cause the clearing of flags This may happen when the Memory window or the Data window is open since these windows read microcontroller s resources during refresh
59. work is a serial bus system which was originally developed for automotive applications in the early 1980 s The CAN protocol was internationally standardized in 1993 as ISO 11898 1 and comprises the data link layer of the seven layer ISO OSI reference model CAN provides two communication services the sending of a message data frame transmission and the requesting of a message remote transmission request RTR All other services such as error signaling automatic re transmission of erroneous frames are user transparent which means the CAN chip automatically performs these services The MC9S12XDP512 features five MSCAN Motorola Scalable Controller Area Network modules The basic features of the MSCAN modules are as follows Implementation of the CAN protocol Version 2 0A B e Standard and extended data frames e 0 8 bytes data length e Programmable bit rate up to 1 Mbps e Support for remote frames Page 13 Overview 5receive buffers with FIFO storage scheme 3transmitbuffers with internal prioritization using a local priority concept Flexible maskable identifier filter supports two full size extended identifier filters two 32 bit or four 16 bit filters or eight 8 bit filters Programmable wake up functionality with integrated low pass filter Programmable loop back mode supports self test operation Programmable listen only mode for monitoring of CAN bus Programmable Bus Off recovery functionality

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