M68EVB912DP256 - Master Informatique
Contents
1. NC 9 e e 10 NC TEST 11 e 12 TEST P48 PH3 13 e 14 KWH3 PH3 P49 PH2 15 e 16 KWH2 PH2 P50 PH1 17 e 18 KWH1 PH1 P51 PHO 19 e e 20 KWHO PHO P52 NC 21 e e 22 PE3 LSTRBN TAGLOn P53 NC 23 e 24 PE2 RWn P54 NC 25 e 26 PE1 IRQn P55 NC 27 e e 28 PEO XIROn P56 JP5 NC 1 e 2 PAO AD8 P57 NC 3 e e 4 PA1 AD9 P58 NC 5 e 6 PAZ AD10 P59 NC 7 e e 8 PA3 AD11 P60 TMOD2 9 e e 10 PA4 AD12 TMOD 1 P61 NC 11 e e 12 PAS AD13 P62 TMOD1 13 e e 14 PAB AD14 TMOD2 P63 NC 15 e e 16 PA7 AD15 P64 VADJ 17 e 18 VDD2 P65 NC 19 e e 20 NG PADOO 21 e 22 PADOO ANOO P67 PADO8 23 e e 24 PADO8 ANO8 P68 NC 25 e 26 PADO1 ANO1 P69 NC 27 e e 28 PADO9 ANO9 P70 JP6 NC 1 e 2 PADO2 ANO2 P71 NC 3 e 4 PAD10 AN10 P72 NC 5 e 6 PADO3 ANO3 P73 NC 7 e 8 PAD11 AN11 P74 NC 9 e e 10 PADO4 ANO4 P75 NC 11 e 12 PAD12 AN12 P76 NC 13 e 14 PADOS ANO5 P77 NC 15 e e 16 PAD13 AN13 P78 NC 17 e 18 PADO6 ANO6 P79 NC 19 e 20 PAD14 AN14 P80 NC 21 e 22 PADO7 ANO7 P81 NC 23 e 24 PAD15 AN15 P82 VDDA 25 e 26 VDDA P83 VRH 27 e 28 VRH P84 Figure 4 4 MCU I O Headers JP4 JP5 and JP6 User s Manual MC68EVB912DP256UM D Rev 1 42 Hardware Reference MOTOROLA MC68EVB912DP256UM D Rev 1 JP7 1 ee 2 3 ee 4 5 e o 6 7 e o 8 9 e 10 11 ee 12 13 ee 14 15 e o 16 17 e o 18 19 e 20 21 e 22 23 e 24 252. and System 7 are registered trademarks of Apple Computer Inc Windows and Windows 95 are registered trademarks of Microsoft Corporation in the U S and other countries Intel is a registered trademark of Intel Corporation Sun is a registered trademark of Sun Microsystems Inc in the United States and other countries Motorola Inc is an Equal Opportunity Affirmative Action Employer O Motorola Inc 2000 All Rights Reserved 1 1 1 2 1 3 1 4 1 5 1 6 2 1 2a 2 3 2 4 ZO 3 1 3 2 3 2 1 3 2 2 3 3 3 4 3 5 3 6 3 6 1 3 6 2 Section 1 General Information Introducdoniz s GR A A DO ei NA eee 9 General Description and Features 9 Functional Overview na A Pees A TS ee Pe eR 13 External Equipment Reguirements 14 EV B Spec OS ia tans EA asl 15 Customer SUpport s al GA ANNA laude ola la de 13 Unpacking and Preparation 17 EVB Coniapurationi ida ve NPA BAT sie KALA O 17 EVB to Power Supply Connection 18 EVB to Host Debug Connection 18 EVB to Terminal Connection 18 Operating Mode rare A rile plaza 21 Dart peo nano elo dui piau 9 a cd Pi 21 Startup Procedure os dct rege eo est 21 Operating Procedure ur dadas 22 Reset licia A Aia Pei oe ie tee 22 Aborting a User Program nga GANAN LALAKE EN ant adire 22 On Board Code Generation ri Es
3. B MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Hardware Reference 29 Hardware Reference Table 4 1 Jumper Selectable Functions Sheet 2 of 6 Diagram Setting Description J7 RS232 DO Connects RS232 DSR to DTR default jumper not installed J8 CAN1 Control Inputs and Outputs 1 3 13 15 15 pin jumper used to configure control inputs and outputs for CAN1 interface See schematics for more detail default jumper pin 10 to 11 and pin 13 to 14 J9 CAN1 Physical Interface Connector 1 GND 2 GND 1 2 3 CANH 4 CANH 5 CANL 6 CANL A s 7 GND 8 GND J10 RS232 Connects RS232 CTS to RTS lee default jumper not installed J11 VCC 1 2 Cut trace between 1 and 2 and trace between 3 and 4 to measure current 3 4 flow on the VDDR VDDX and VDDA pins default jumpers not installed J12 RS232 1 2 TXDO to drive RS232 TX 2 3 TXD1 to drive RS232 TX J13 RS232 1 2 RXDO to drive RS232 RX hd 2 3 RXD1 to drive RS232 RX User s Manual MC68EVB912DP256UM D Rev 1 30 Hardware Reference MOTOROLA Hardware Reference Configuration Headers and Jumper Settings Table 4 1 Jumper Selectable Functions Sheet 3 of 6 Diagram Setting Description J14 RS232 o 1 2 Connects LVI circuit to processor reset pin 2 3 Connects Resistor Capacitor network to processor reset pin J15 CANO Control Input
4. Board 4 MOTOROLA lal 1 2 4 1 4 2 4 3 4 4 4 5 EVB Layout and Component Placement 11 EVB Solder Side View 12 MCU VO Headers HI and H2 39 MCU I O Headers H3 and HA ico mad mba Kabata waa 40 MCU I O Headers JP1 JP2 and JP3 41 MCU VO Headers JP4 JP5 and JP6 42 MCU I O Headers JP7 and JP8 43 MC68EVB912DP256 Evaluation Board Figures User s Manual MOTOROLA 5 User s Manual MC68EVB912DP256 Evaluation Board 6 MOTOROLA 1 1 2 1 3 1 4 1 4 2 4 3 A 1 A 2 A 3 A 4 A 5 ENB Speciicanonss tig arde 15 Ro 232C Interface Cabling v2 nal nani le 19 Factory Configuration Memory Map 23 Jumper Selectable Functions 29 CPU Mode Selection serria ABALA kaa eed all Oka hs 36 BDM Connector J5 Pin Assignments 38 S Record Fields stilo tante tee AAA Ng PENA 45 S Record Field Contents encia dais EOS 46 S Record Types papa A de li 47 SUHeaderRecorde bat ada 48 Si Heade Recordi e ad a o bos 49 S9 Header Record a pt 50 MC68EVB912DP256 Evaluation Board Tables User s Manual MOTOROLA 7 User s Manual MC68EVB912DP256 Evaluation Board 8 MOTOROLA User s Manual MC68EVB912DP256 Evaluation Board 1 1 Introduction Section 1
5. L N SCK1 PW2 KWP2 PP2 P2 MISO1 PWO KWPO PPO P4 PK2 PIX2 P6 PKO PIXO P8 IOC1 PT1 P10 IOC3 PT3 P12 GND IOC5 PT5 P16 IOC7 PT7 P18 PK4 PIX4 P20 KWJO PJO P22 PBO ADO P24 PB2 AD2 P26 PB4 AD4 P28 PB6 AD6 P30 KWH7 PH7 P32 KWH5 PH5 P34 PE7 XCLKSn NOACC P36 PE5 MODA IPIPEO P38 GND RESETn P42 NC P44 EXTAL P46 TEST P48 KWH2 PH2 P50 KWHO PHO P52 PE2 RWn P54 PEO XIRQn P56 Figure 4 1 MCU I O Headers H1 and H2 MC68EVB912DP256UM D Rev 1 User s Manual Hardware Reference 39 Hardware Reference User s Manual PAO AD8 P57 PA2 AD10 P59 PA4 AD12 TMOD1 P61 PA6 AD14 TMOD2 P63 VDD2 P65 PADOO ANOO P67 PADO1 ANO1 P69 PADO2 ANO2 P71 PAD03 AN03 P73 PAD04 AN04 P75 PADO5 ANO5 P77 PADO6 ANO6 P79 PADO7 ANO7 P81 VDDA P83 VRL P85 PM7 TXCANS P87 PSO RXDO P89 PS2 RXD1 P91 PS4 SDI MISOO P93 PS6 SCKO P95 VREGEN P97 PJ6 KWJ6 SDA RXCAN4 P99 PM4 RXCAN2 P101 PM2 RXCAN1 P103 PMO RXB RXCANO P105 VDDX P107 SCK2 PW7 KWP7 PP7 P109 MOSI2 PW5 KWP5 PP5 P111 25 27 an wm I N PA1 AD9 P58 PA3 AD11 P60 PA5 AD13 P62 PA7 AD15 P64 GND PADO8 ANO8 P68 PADO9 ANO9 P70 PAD10 AN10 P72 PAD11 AN11 P74 PAD12 AN12 P76 PAD13 AN13 P78 PAD14 AN14 P80 PAD15 AN15 P82 VRH P84 _ O I 2 u GND PM6 RXCAN3 P88 PS1 TXDO P90 PS3 TXD1 P92 PS
6. On chip registers 1000 3FFF User code data 12 Kbytes on chip RAM 0400 0FFF User code data 3 Kbytes on chip EEPROM 4000 FFBF FFCO FFFF User accessible functions Reset and interrupt vectors 256 Kbytes on chip FLASH EEPROM accessible through paging mechanism MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Operation 23 3 7 Operational Limitations In EVB mode the EVB cannot provide true emulation of a target system These limitations are described in the following subsections If target system emulation is required the EVB may be reprogrammed and controlled via the BDM interface 3 7 1 SCI Port Usage The SCI port is either connected to the RS 232C RXD and TXD signals for SCI0 or SCII by means of jumpers J12 and J13 3 7 2 Dedicated MCU Pins On the EVB the following MCU lines may be used to perform specific functions in the future If an application requires their use the EVB hardware and or operating software must be custom configured or special precautions must be taken in the application code to avoid conflicts PAD00 EVB mode select pin J24 PAD08 EVB mode select pin 320 MODA J34 and MODB J33 Set MCU chip mode normally single chip User s Manual MC68EVB912DP256UM D Rev 1 24 Operation MOTOROLA Operation Operational Limitations 3 7 3 Terminal Communications High baud rates occasionally result in dropped charact
7. U9 Remove if using a discrete crystal unit default installed J39 PK7 4 2 Connects PK7 to 5 VDC o o o 2 3 Connects PK7 to Ground default installed 4 3 Power Input Circuitry The input power connector on the EVB is a 3 pin lever actuated connector 323 Decoupling capacitors filter ripple and noise from the supply voltage Fuse F1 is a thermally activated fuse An overload will cause the fuse to go to a high impedance state After power is removed from the board and the fuse cools the fuse will change to a low impedance state and permit normal operation 4 4 Terminal Interface An RS 232C transceiver UTA or U1B links the MCU s serial communications interface to the RS 232C DB 9 receptacle PI User s Manual MC68EVB912DP256UM D Rev 1 34 Hardware Reference MOTOROLA Hardware Reference Microcontroller 4 5 Microcontroller The MC9S12DP256 is one of the first of a family of next generation M68HC12 microcontrollers with both on chip memory and peripheral functions The CPU12 is a high speed 16 bit processing unit The programming model and stack frame are identical to those of the standard M68HC11 CPU The CPU12 instruction set is a proper superset of the M68HC11 instruction set All M68HC11 instruction mnemonics are accepted by CPU12 assemblers with no changes The EVB resident MC9S12DP256 U2 has seven modes of operation These modes are determined at reset by the state of three mod
8. nds 23 Memory Usos rd rado 23 Description 444 ois wt Ba wih ea ole Be HG sti Pg 23 Memory Map a A A A ee eee eee dt 23 MC68EVB912DP256 Evaluation Board Contents User s Manual MOTOROLA 3 3 7 Operational Limitations A ta 24 3 7 1 SGI Port Usaf p A ante doha KANG gite NG AGA de 24 3 7 2 Dedicated MCU Pins 222 ooo 24 3 7 3 Terminal Communications 25 Section 4 Hardware Reference 4 1 Printed Circuit Board PCB Description 27 4 2 Configuration Headers and Jumper Settings 27 4 3 Power Input Circuitry choo Pi PETE AA 34 dz Terminal Interfaces a o a ena eos a 2 haa fg nba 34 4 5 Nlcrocontroller EY AA A A a se 35 4 6 Clock C nemirne e rio hi al ode a ps cb 37 4 7 Resti eci rei INIL RIS teda 37 4 8 Low Voltage Iniba LY Dana a area Ie 37 4 9 Background Debug Mode BDM Interface 38 AO Prototype Area 622 il dini cla lime oe 38 dll MCU Connectors is A A a liu hai re 39 A l DI is 45 A2 S Record Contents vis zivi riei reres ee PLANG 45 AS o S Record TYPES er ra PRE ke ae Hang 46 A4 S Record Creation e aa Naa 47 AS S Record Example s op ideale Mak ead ame ia 47 A 5 1 SO Header Record id 48 A 5 2 First SIERECOTA sa cis ena et et KA de lia 49 A 5 3 S9 Termination Record 50 A 5 4 ASCII Gharacters it Baa a a dd el e ORLA ols KAN 50 User s Manual MC68EVB912DP256 Evaluation
9. of custom I O circuitry that can be connected to the MCU s I O lines through connectors JP1 through JP8 This area is a grid of holes approximately 20 by 42 on 1 10 inch 2 54 mm centers This spacing accommodates most sockets headers and device packages Figure 1 1 EVB Layout and Component Placement shows the component side view of the prototype area Adjacent ground and Vcc 5V footprints are provided for wire wrap pins MC68EVB912DP256UM D Rev 1 38 Hardware Reference MOTOROLA 4 11 MCU Connectors Hardware Reference MCU Connectors Twelve 2 row x 14 pin header footprints H1through H4 and JP1 through JP8 surround the MCU and provide access to its I O and bus lines They may be populated with wire wrap pins or strip headers for use as I O connectors connection points for instrumentation probes and target hardware and connections to the prototype area described in 4 10 Prototype Area The following figures depict the pin assignments for these headers SS1n PW3 KWP3 PP3 P1 MOSI1 PW1 KWP1 PP1 P3 PK3 PIX3 P5 PK1 PIX1 P7 IOCO PTO P9 IOC2 PT2 P11 VDD1 P13 IOC4 PT4 P15 IOC6 PT6 P17 PK5 PIX5 P19 KWJ1 PJ1 P21 MODC TAGHIn BKGD P23 PB1 AD1 P25 PB3 AD3 P27 PB5 AD5 P29 PB7 AD7 P31 KWH6 PH6 P33 KWH4 PH4 P35 PE6 MODB IPIPE1 P37 PE4 ECLK P39 VDDR P41 VDDPLL P43 GND NC KWH3 PH3 P49 KWH1 PH1 P51 PE3 LSTRBN TAGLOn P53 PE1 IRQn P55 I
10. record type 45 registers 23 reset 14 21 22 35 37 RS 232C interface 18 19 24 S S records 45 50 MOTOROLA s1 14 SCI port configuration 18 limitations 24 usage 14 18 19 serial debug interface SDI 13 14 18 specifications EVB 15 S record content 45 creating 47 field contents 45 fields 45 overview 45 SO header record 48 SO record 48 S1 record 49 S9 record 50 termination record 50 switches 14 locations 11 S1 reset 22 terminal cabling 18 19 interface circuitry 34 limitations 25 requirements 14 SCI port 18 34 setup 18 34 upacking instructions 17 vectors memory area 23 MC68EVB912DP256 Evaluation Board 54 User s Manual
11. 3 1 Factory Configuration Memory Map which are referred to in this manual as byte erasable EEPROM and FLASH EEPROM This distinction is necessary because of the different ways in which they may be programmed and used If the MCU s single wire background debug mode BDM interface serves as the user interface the SCI port becomes available for user applications This mode requires either e Another EVB such as M68EVB912B32 and a host computer e A background debug development tool such as Motorola s serial debug interface SDI For more information refer to the SDI M Interface User s Manual Motorola document order number SDIUM D Two methods may be used to generate EVB user code e For small programs or subroutines the BDM interface may be used to modify memory and place object code directly into the EVB s RAM or EEPROM For larger programs HiWare s Panta Tools P amp E Microcomputer Systems IASM12 or Motorola s MCUasm assembler may be used on a host computer to generate S record object files which then can be loaded into the EVB s memory using the BDM interface The EVB features a prototype area which allows custom interfacing with the MCU s I O and bus lines These connections are broken out via headers Hlthrough H4 which are immediately adjacent to the MCU on the board and JP1 through JP8 which surround jumpers H1 through H4 Wire wrap pins are MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA
12. 5 MOSIO P94 PS7 SSOn P96 PJ7 KWJ7 SCL TXCAN4 P98 PM5 TXCAN2 P100 PM3 TXCAN1 P102 PM1 TXB TXCANO P104 GND PK7 ECSn P108 SS2n PW6 KWP6 PP6 P110 MISO2 PW4 KWP4 PP4 P112 Figure 4 2 MCU I O Headers H3 and H4 MC68EVB912DP256UM D Rev 1 40 Hardware Reference MOTOROLA PB5 PB6 PB7 PH7 PH6 PH5 PH4 PE7 MODB MODA PE4 NG VDDR RESETn MC68EVB912DP256UM D Rev 1 JP1 JP2 JP3 Hardware Reference MCU Connectors SS1n PW3 KWP3 PP3 P1 SCK1 PW2 KWP2 PP2 P2 MOSI1 PW1 KWP1 PP1 P3 MISO1 PWO KWPO PPO P4 PK3 PIX3 P5 PK2 PIX2 P6 PK1 PIX1 P7 PKO PIXO P8 IOCO PTO IOC1 PT1 IOC2 PT2 IOC3 PT3 VDD1 P13 NC 9 10 11 12 P7 P8 P P P P IOC4 PT4 IOC5 PT5 OC6 PT6 IOC7 PT7 PK5 PIX5 P19 PK4 PIX4 P20 KWJ1 PJ1 P21 KWJO PJO P22 MODC TAGHIn BKGD P23 PBO ADO P24 PB1 AD1 P25 PB2 AD2 P26 PB3 AD3 P27 PB4 AD4 P28 P15 P16 P17 P18 ae PB5 AD5 P29 PB6 AD6 P30 PB7 AD7 P31 KWH7 PH7 P32 KWH6 PH6 P33 KWH5 PH5 P34 KWH4 PH4 P35 PE7 XCLKSn NOACC P36 PE6 MODB IPIPE1 P37 PE5 MODA IPIPEO P38 PE4 ECLK P39 NC VDDR P41 RESETn P42 Figure 4 3 MCU I O Headers JP1 JP2 and JP3 User s Manual MOTOROLA Hardware Reference 41 Hardware Reference JP4 VADJ 1 ee 2 VDDPLL P43 NC 3 e 4 NC P44 NG 5 e o G NC EXTAL 7 e 8 EXTAL P46
13. 5Vdc Connects MODC to OVdc default jumper not installed User s Manual MC68EVB912DP256UM D Rev 1 32 Hardware Reference MOTOROLA Hardware Reference Configuration Headers and Jumper Settings Table 4 1 Jumper Selectable Functions Sheet 5 of 6 Diagram Setting Description J28 TMOD1 1 2 Connects TMOD1 to 5Vdc XII 2 3 Connects TMOD1 to 0Vdc default jumper not installed J29 LED Controls LED operation default jumper installed J30 TMOD2 1 2 Connects TMOD2 to 5Vdc XI 2 3 Connects TMOD2 to OVdc default jumper not installed J31 External Clock Connector BNC Connector for External Clock default not used J32 PE7 1 2 Connects PE7 to 5Vdc 2 3 Connects PE7 to OVdc J33 MODB 1 2 Connects MODB to 5Vdc 2 3 Connects MODB to 0Vdc J34 MODA 1 2 Connects MODA to 5Vdc 2 3 Connects MODA to OVdc J35 Oscillator Selector 1 2 Use on board oscillator 2 3 Use external clock supplied through J31 J36 TEST 1 2 Connects TEST to 5Vdc 2 3 Connects TEST to 0Vdc MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Hardware Reference 33 Hardware Reference Table 4 1 Jumper Selectable Functions Sheet 6 of 6 Diagram Setting Description J37 TERM Provides 500hm termination in conjunction with external clock J35 CO default jumper not installed J38 OSC Enable Install if using a CMOS TTL clock oscillator
14. General Information This user s manual provides the necessary information for using the M68EVB912DP256 evaluation board EVB an evaluation debugging and code generation tool for the MC9S12DP256 microcontroller unit MCU Reference items such as schematic diagrams and parts lists are shipped as part of the EVB package 1 2 General Description and Features The EVB is an economical tool for designing and debugging code for and evaluating the operation of the MC9S12DP256 MCU By providing the essential MCU support and input output 1 0 circuitry the EVB simplifies user evaluation of prototype hardware and software The board consists of a 9 0 inch by 4 5 inch 22 9 cm by 11 4 cm four layer printed circuit board PCB that provides the platform for interface and power connections to the MC9S12DP256 MCU chip Figure 1 1 shows the EVB s layout and locations of the major components as viewed from the component side of the board Hardware features of the low cost EVB include e Four layer PCB e Single supply 12 Vdc power input e RS 232C interface BDM background debug mode in and BDM out connectors for remote debugging of a user s target system e Header footprints for access to all MCU pins MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA General Information 9 General Information e 16 MHzresonator for 8 MHz bus operation e Headers for jumper selection of and connection to hardware options for full details
15. General Information 13 General Information placed in these headers to connect to the prototyping area as shown in Figure 1 1 An on board push button switch S1 provides for resetting the EVB hardware and restarting any code stored in the MCU s flash memory When operating in EVB mode the MCU must manage the EVB hardware and serve as the user application processor There are a few restrictions on its use For more information refer to 3 7 Operational Limitations 1 4 External Equipment Requirements User s Manual In addition to the EVB the following user supplied external equipment is required e Power supply See Table 1 1 for voltage and current requirements e User terminal Options RS 232C dumb terminal may be used by user code Host computer using the MCU s BDM interface Frees the target MCU s SCI port for user applications This requires another EVB for use as the target or a background debug development tool such as the Motorola serial debug interface SDI e Power supply and terminal interconnection cables as required For full details of equipment setup cabling and special requirements refer to Section 2 Configuration and Setup MC68EVB912DP256UM D Rev 1 14 General Information MOTOROLA 1 5 EVB Specifications General Information EVB Specifications Table 1 1 lists the EVB specifications Table 1 1 EVB Specifications Characteristic Specifications MCU
16. MC 68EVB912DP256UM D Rev 1 December 2000 MO8EVB912DP256 EVALUATION BOARD USER S MANUAL AA MOTOROLA Important Notice to Users While every effort has been made to ensure the accuracy of all information in this document Motorola 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 accident or any other cause Motorola further assumes no liability arising out of the application or use of any information product or system described herein nor any liability for incidental or consequential damages arising from the use of this document Motorola disclaims all warranties regarding the information contained herein whether expressed implied or statutory including implied warranties of merchantability or fitness for a particular purpose Motorola makes no representation that the interconnection of products in the manner described herein will not infringe on existing or future patent rights nor do the descriptions contained herein imply the granting or license to make use or sell equipment constructed in accordance with this description Trademarks This document includes these trademarks Motorola and the Motorola logo are registered trademarks of Motorola Inc MCUezis a trademark of Motorola Inc Apple Macintosh MacTerminal
17. MC9S12DP256 MCU I O ports HCMOS compatible BDM in and out 2 row x 3 pin headers Communications port RS 232C DCE port Power requirements 16 MHz clock source 12 Vdc 200 mA max For low voltage operation refer to 4 8 Low Voltage Inhibit LVI Prototype area Area Holes 20 x 42 Approximately 840 Approximately Board dimensions 9 0 inches x 4 5 inches 22 9 cm x 11 4 cm 1 6 Customer Support To obtain information about technical support or ordering parts call the Motorola help desk at 800 521 6274 MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA General Information 15 General Information User s Manual MC68EVB912DP256UM D Rev 1 16 General Information MOTOROLA User s Manual MC68EVB912DP256 Evaluation Board Section 2 Configuration and Setup 2 1 Unpacking and Preparation Before beginning configuration and setup of the EVB 1 Verify that these items are present in the EVB package M68EVB912DP256 board assembly Documentation CD ROM Warranty and registration cards EVB schematic diagram and parts list Assembly language development toolset PANTA tools CD ROM P amp E Microcomputer Systems IASM 12 assembler and user s manual on CD ROM optional 2 Remove the EVB from its anti static shipping bag 3 Save all packing materials for storing and shipping the EVB 2 2 EVB Configuration Because the EVB has been factory configure
18. These headers are populated and the factory installed jumpers on them are preset for the default EVB hardware and firmware configurations Table 4 1 lists these headers by function and describes their default and optional jumper settings e Cut trace header footprints offer EVB hardware options that are less likely to be changed These footprints are often not populated The default connection between pins is a trace on the PCB To change a cut trace footprint the PCB trace must be cut To return to the original configuration a header and a jumper must be installed to re establish the shunt NOTE Use of the cut trace header footprints requires a thorough understanding of the MCU and of the EVB hardware Refer to the MC9S12DP256 Advance Information Motorola document order number MC9S12DP256TS D and to the EVB schematic diagram included on the documentation CD ROM for design information MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Hardware Reference 27 Hardware Reference CAUTION When cutting a PCB trace to customize a header footprint use a sharp blade Be careful to avoid personal injury and not to cut adjacent traces Key to Table 4 1 Headers are depicted as viewed from either the component side as shown in Figure 1 1 EVB Layout and Component Placement or the solder side as shown in Figure 1 2 EVB Solder Side View 2 pin header with no jumper installed or 2 pin cut trace header with trace cut 2 pin header with ju
19. ation encountered in the object module input will be used There is no code data field Only one termination record is used for each block of S records Normally only one header record is used although it is possible for multiple header records to occur A 4 S Record Creation S record format programs may be produced by dump utilities debuggers cross assemblers or cross linkers Several programs are available for downloading a file in the S record format from a host system to an 8 or 16 bit microprocessor based system A 5 S Record Example A typical S record format as printed or displayed is shown in this example Example S00600004844521B 1130000285F245F2212226A00042429008237C2A 11300100002000800082529001853 812341001813 S113002041E900084 42234300182342000824A952 S107003000144ED492 S9030000FC MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA S Record Format 47 S Record Format In the example the format consists of e AnS0 header e Four SI code data records e An S9 termination record A 5 1 SO Header Record The SO header record is described in Table A 4 Table A 4 S0 Header Record S Record Dia Field Entry Description Type SO S record type SO indicating a header record Record 06 Hexadecimal 06 decimal 6 indicating six Length character pairs or ASCII bytes follow Address Ha 4 character 2 byte address field zeroes Descriptive information identified
20. d it is not necessary to change any of the jumper settings to begin operating immediately Other jumper settings affect the hardware setup and or MCU operational modes For an overview of all jumper selectable functions refer to 1 2 General Description and Features For details of the settings see Table 4 1 Jumper Selectable Functions MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Configuration and Setup 17 Configuration and Setup 2 3 EVB to Power Supply Connection CAUTION The EVB requires the provided power supply See Table 1 1 EVB Specifications for the voltage and current specifications For full details of the EVB s power input circuitry refer to 4 3 Power Input Circuitry If another power supply is used it should have current limiting capability If this feature is available on the power supply set it at 200 mA The power supply should use a 2 1 mm ID 2 5mm OD 11mm barrel length and a center positive power plug Optionally the 12V DC power may be supplied through J23 terminals 12V and GND Under normal operating conditions the 5V terminal should not be used To connect an external power supply through J23 use 20 AWG or smaller insulated wire Strip each wire s insulation 1 4 inch from the end lift the J23 contact lever to release tension on the contact insert the bare end of the wire into J23 and close the lever to secure the wire Observe the polarity carefully Do not use wire larger t
21. e o 26 27 e 28 JP8 1 ee 2 3 ee 4 5 ee 16 7 ee 8 9 e 10 11 ee 12 13 e o 14 15 e o 16 17 e 18 19 e e 20 21 e 22 23 e 24 25 e o 26 27 e 28 Hardware Reference MCU Connectors VRL P85 NC PM7 TXCAN3 P87 PM6 RXCANS P88 PSO RXDO P89 PS1 TXDO P90 PS2 RXD1 P91 PS3 TXD1 P92 PS4 SDI MISOO P93 PS5 MOSIO P94 PS6 SCKO P95 PS7 SSOn P96 VREGEN P97 PJ7 KWJ7 SCL TXCAN4 P98 PJ6 KWJ6 SDA RXCAN4 P99 PM5 TXCAN2 P100 PM4 RXCAN2 P101 PM3 TXCAN1 P102 PM2 RXCAN1 P103 PM1 TXB TXCANO P104 PMO RXB RXCANO P105 NC VDDX P107 PK7 ECSn P108 SCK2 PW7 KWP7 PP7 P109 SS2n PW6 KWP6 PP6 P110 MOSI2 PW5 KWP5 PP5 P111 MISO2 PW4 KWP4 PP4 P112 Figure 4 5 MCU I O Headers JP7 and JP8 User s Manual MOTOROLA Hardware Reference 43 Hardware Reference User s Manual MC68EVB912DP256UM D Rev 1 44 Hardware Reference MOTOROLA User s Manual MC68EVB912DP256 Evaluation Board Appendix A S Record Format A 1 Overview The Motorola S record format was devised to encode programs or data files in a printable format for transport between computer platforms The format also provides for editing of the S records and monitoring the cross platform transfer process A 2 S Record Contents Each S record is a character string composed of several fields which identify e Record type e Record length e Memory address e Code data e Checks
22. e pins BKGD MODB and MODA as shown in Table 4 2 The EVB is factory configured for MCU operation in the normal single chip mode In this mode of operation all port pins are available to the user On chip FLASH EEPROM is used for program execution with byte erasable EEPROM and some RAM available for user code data Although other MCU modes are available the EVB was designed for the single chip mode of operation There is no provision for external memory For more information on the CPU refer to the CPU 2 Reference Manual Motorola document order number CPU12RM AD MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Hardware Reference 35 Hardware Reference Table 4 2 CPU Mode Selection Input BKGD amp bit W25 Input amp bit MODB W11 Input amp bit MODA W10 Mode Description Special Single Chip BDM allowed and ACTIVE BDM is allowed in all other modes but a serial command is required to make BDM active Emulation Expanded Narrow BDM allowed Special Test Expanded Wide BDM allowed Emulation Expanded Wide BDM allowed Normal Single Chip BDM allowed Normal Expanded Narrow BDM allowed Peripheral BDM allowed but bus operations would cause bus conflicts must not be used Normal Expanded Wide BDM allowed There are two basic types of operating modes Normal modes in which some registers and bits are protected agai
23. equired threshold voltage e Remove the shunt J14 to disconnect US from the RESET line If this is done an external reset signal should be provided via the center pin of J14 in case the supply voltage falls below the acceptable level Optionally pins 2 and 3 of J14 can be jumpered to provide an RC type reset function See the schematic for more detailed information MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Hardware Reference 37 Hardware Reference 4 9 Background Debug Mode BDM Interface The MCU s serial BDM interface can be accessed through two 2 row x 3 pin headers BDM in 319 and BDM out 322 The pin assignments are shown in Table 4 3 The BDM interface may serve in two ways e As the probe interface through which a host EVB in pod mode controls a target system e As the user interface with the EVB This requires a development tool such as Motorola s serial debug interface For more information refer to the SDI M Interface User s Manual Motorola document order number SDIUM D Table 4 3 BDM Connector J5 Pin Assignments Pin Description Number J19 In J22 Out 1 BKGD input to MCU BKGD output from MCU PT7 2 Vss Vss 3 No connection No connection 4 RESET input to MCU RESET output from MCU PT6 V 5 No connection No connection 6 Vpp Vop 1 Refer to Table 4 1 4 10 Prototype Area User s Manual The EVB s prototype area allows construction
24. ers on the terminal display This is not the result of a baud rate mismatch but is due to the host processor being too busy or too slow to process incoming data at the selected baud rate Sometimes the problem can be ignored without harm If it requires correcting try e Using a slower baud rate e A different communications program e Closing unnecessary applications or exiting Windows In multitasking environments such as Windows and the Macintosh System je the problem can occur when several applications are running at once e Displaying fewer address locations or tracing fewer instructions at a time MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Operation 25 User s Manual MC68EVB912DP256UM D Rev 1 26 Operation MOTOROLA User s Manual MC68EVB912DP256 Evaluation Board Section 4 Hardware Reference 4 1 Printed Circuit Board PCB Description The EVB printed circuit board PCB is a 9 0 inch by 4 5 inch 22 9 cm by11 4 cm board with four layers Most of the connection points on the EVB use headers spaced on 1 10 inch 2 54 mm centers with these exceptions e Subminiature D connector for the RS 232C interface e External power supply connections 4 2 Configuration Headers and Jumper Settings For maximum flexibility the EVB uses two types of jumper headers e Factory installed headers are those most likely to be used for configuration without major alteration of the EVB s hardware operation
25. han 20 AWG in connector PI Larger wire could damage the connector 2 4 EVB to Host Debug Connection The MCU s background debug mode BDM in W12 interface serves as the user interface This setup makes the SCI port available for user applications Additional hardware and software are required For more information refer to the documentation for the background debug development tool being used This can be another EVB or a tool such as Motorola s serial debug interface SDI 2 5 EVB to Terminal Connection User s Manual For user code that uses the RS 232 port connect the terminal to P1 on the EVB as shown in Table 2 1 This setup uses the MCU s SCI port and its associated RS 232C interface for communications with the terminal device Standard commercially available cables may be used in most cases Note that the EVB uses only three of the RS 232C signals Table 2 1 lists these signals and their pin assignments Other signals have been routed through the RS 232C MC68EVB912DP256UM D Rev 1 18 Configuration and Setup MOTOROLA Configuration and Setup EVB to Terminal Connection interface chip for proper levels Some terminal interface programs require proper levels on all pins to function correctly The EVB s RS 232C connector PI is wired as data circuit terminating equipment DCE and employs a 9 pin subminiature D DB 9 receptacle Most terminal devices whether dumb terminals or the serial ports on host co
26. is described in Table A 6 Table A 6 S9 Header Record S Record ANA Field Entry Description Type s9 S record type S9 indicating a termination record Record 03 Hexadecimal 04 indicating three character pairs Length three bytes follow Address m 4 character 2 byte address field zeroes Code Data There is no code data in an S9 record Checksum FC Checksum of S9 record A 5 4 ASCII Characters Each printable ASCII character in an S record is encoded in binary Table A 5 gives an example of encoding for the S1 record The binary data is transmitted during a download of an S record from a host system to a 9 or 16 bit microprocessor based system For example the first SI record in Table A 5 is sent as shown here TYPE LENGTH ADDRESS CODE DATA m CHECKSUM S 1 1 3 0 0 0 0 2 8 5 F m 2 A 5 3 3 1 3 1 3 3 3 0 3 0 3 0 3 0 3 2 3 8 3 5 4 6 a 3 2 4 1 0101 0011 0011 0001 0011 0001 0011 0011 0011 0000 0011 0000 0011 0000 0011 0000 0011 0010 0011 1000 0011 0101 0100 0110 0011 0010 0100 0001 User s Manual MC68EVB912DP256UM D Rev 1 50 S Record Format MOTOROLA Motorola reserves the right to make changes without further notice to any products herein Motorola makes no warranty representation or guarantee regarding the suitability of its prod
27. mber generated by some time sharing systems Accuracy of transmission is ensured by the record length byte count and checksum fields A 3 S Record Types User s Manual Eight types of S records have been defined to accommodate the several needs of the encoding transportation and decoding functions The various Motorola upload download and other record transportation control programs as well as cross assemblers linkers and other file creating or debugging programs utilize only those S records that serve the purpose of the program For specific information on which S records are supported by a particular program the user manual for that program must be consulted An S record format may contain the record types listed in Table A 3 MC68EVB912DP256UM D Rev 1 46 S Record Format MOTOROLA S Record Format S Record Creation Table A 3 S Record Types Type Description SO Header record for each block of S records The code data field may contain any descriptive information identifying the following block of S records The address field is normally Os S1 Record containing code data and the 2 byte address at which the code data is to reside S2 S8 Ignored by the EVB S9 Termination record for a block of S1 records The address field may optionally contain the 2 byte address of the instruction to which control is to be passed If not specified the first entry point specific
28. mper installed 2 pin cut trace header with default trace intact 3 pin header with no jumper installed 3 3 eo Bal Ga 3 pin header with jumper installed on left 2 pins 1 1 2 cut italics indicate alternate settings l N bold pin numbers indicate factory default settings NOTE J21 J26 and J27 are not used User s Manual MC68EVB912DP256UM D Rev 1 28 Hardware Reference MOTOROLA Hardware Reference Configuration Headers and Jumper Settings Table 4 1 Jumper Selectable Functions Sheet 1 of 6 Diagram Setting Description J1 VREGEN 1 2 Use on chip 2 5V regulator 2 3 Use external on board regulator Voltage should be adjusted with potentiometer R1 and measured at test point TP3 before installation if this option is used B J2 VRL Voltage Select 1 2 A to D Voltage Reference Low is pulled high 5Vdc 2 3 VRL is pulled low OVdc H J3 CAN2 Control Inputs and Outputs 15 pin jumper used to configure control inputs and outputs for CAN2 interface See schematics for more detail default jumper pin 10 to 11 and pin 13 to 14 13 a wm J4 CAN2 Physical Interface Connector GND GND CANH CANH CANL CANL GND GND al a ee N ONooaRWD J5 VRH Voltage Select 1 2 A to D Voltage Reference Low is pulled high 5Vdc 2 3 VRL is pulled low OVdc J6 RS232 Connects RS232 DCD to DTR default jumper not installed
29. mputers are wired as data terminal equipment DTE and employ 9 or 25 pin subminiature D DB 9 or DB 25 plugs In these cases normal straight through cabling is used between the EVB and the terminal Adapters are readily available for connecting 9 pin cables to 25 pin terminal connectors If the terminal device is wired as DCE the RXD and TXD lines must be cross connected as shown in Table 2 1 Commercial null modem adapter cables are available for this purpose Table 2 1 RS 232C Interface Cabling EVB P1 Terminal Pins 2 DTE DCE DCE DTE Signal Plug Receptacle Receptacle DB 9 DB 25 DB 9 DB 25 2 Receive data RXD 2 2 3 3 3 Transmit data TXD 3 3 2 2 5 Ground GND 5 7 5 7 1 Normal DCE to DTE cable connections 2 Null modem DCE to DCE cable connections MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Configuration and Setup 19 Configuration and Setup User s Manual MC68EVB912DP256UM D Rev 1 20 Configuration and Setup MOTOROLA User s Manual MC68EVB912DP256 Evaluation Board Section 3 Operation 3 1 Operating Mode The EVB operates only in EVB mode In the EVB mode user code in FLASH EEPROM executes and the BDM is enabled In the default EVB mode the user code in FLASH EEPROM begins execution immediately 3 2 Startup To operate the M68EVB912DP256 follow the startup procedure described here 3 2 1 Startup Procedure This startup pr
30. nst accidental changes e Special modes that allow more access to protected control registers and bits for special purposes such as testing User s Manual MC68EVB912DP256UM D Rev 1 36 Hardware Reference MOTOROLA Hardware Reference Clock Circuitry 4 6 Clock Circuitry 4 7 Reset The EVB comes with a 16 MHz crystal resonator U9 The board should be able to accommodate most crystals and oscillators Headers J35 and J36 may be used to disconnect the oscillator U9 or crystal Y 1 from the MCU s on chip oscillator An external clock may then be supplied to EXTAL through J31 See the schematics for more detailed information The reset circuit includes a pullup resistor reset switch S1 and a low voltage inhibit device with a toggle voltage of 4 6 Vdc This reset circuit drives the MCU s RESET pin directly Note that header J14 may be used to provide an alternate reset input provided the cut trace is removed 4 8 Low Voltage Inhibit LVI Low voltage inhibit LVI uses an undervoltage sensing device US to automatically drive the MCU s RESET pin low when V pp falls below U5 s threshold This prevents the accidental corruption of EEPROM data if the power supply voltage should drop below the allowable level US may be identified by part number MC34164P 5 4 5 Vdc If operation below US s threshold but no less than 2 7 Vdc is required one of two methods can be used e Replace U5 with a device that has the r
31. nufacture of the part Motorola and amp are registered trademarks of Motorola Inc Motorola Inc is an Equal Opportunity Affirmative Action Employer How to reach us USA EUROPE Locations Not Listed Motorola Literature Distribution P O Box 5405 Denver Colorado 80217 1 303 675 2140 or 1 800 441 2447 Customer Focus Center 1 800 521 6274 JAPAN Motorola Japan Ltd SPS Technical Information Center 3 20 1 Minami Azabu Minato ku Tokyo 106 8573 Japan 81 3 3440 8573 ASIA PACIFIC Motorola Semiconductors H K Ltd Silicon Harbour Centre 2 Dai King Street Tai Po Industrial Estate Tai Po N T Hong Kong 852 26668334 Mfax Motorola Fax Back System RMFAX0 email sps mot com http sps motorola com mfax TOUCHTONE 1 602 244 6609 US and Canada ONLY 1 800 774 1848 HOME PAGE hitp motorola com sps Mfax is a trademark of Motorola Inc Motorola Inc 2000 AA MOTOROLA MC68EVB912DP256UM D A ASCII characters 50 assembler program 13 23 B background debug mode BDM as user interface 13 18 interface connector 38 byte erasable defined 13 checksum 45 clock circuitry 37 external input 37 on board 37 oscillator chip and socket 37 speed 37 code generation 23 communications EVB host limitations 25 SCI port 18 configuration EVB 17 21 jumpers 27 connectors J23 power input 34 locations 11 P1 SCI RS 232C port 18 19 types 27 CPU modes 36 crystal 37 customer support 15 EEPROM b
32. ocedure includes a checklist of configuration and setup items from Section 2 Configuration and Setup To begin operating the M68EVB912DP256 follow these steps 1 Connect the EVB to the external power supply See 2 3 EVB to Power Supply Connection 2 Connect the EVB to the SDI or equivalent See 2 4 EVB to Host Debug Connection 3 Apply power to the EVB and the host and perform the following steps a Verify that the host has booted correctly b Start the PANTA tools software included on the PANTA tools CD ROM See the help files on the PANTA tools CD for more detailed instructions 4 Reset the EVB by pressing and releasing the on board reset switch S1 MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Operation 21 3 2 2 Operating Procedure 3 3 Reset After starting the EVB in accordance with 3 2 1 Startup Procedure follow the Operating procedure for the EVB mode In EVB mode the M68EVB912DP236 begins to execute code at the address contained in the reset vector at F7FE The code pointed to by the alternate reset vector may be a user s program in FLASH EEPROM User boot program On reset the user program executes immediately Terminal communications take place either via the BDM interface and a serial debug interface tool such as Motorola s SDI EVB operation can be restarted at any time by activating the hardware reset function To activate the hardware reset function press and release the on board reset swi
33. of the jumper settings refer to Table 4 1 RS 232 selection J6 J7 J10 J12 and J13 EVB mode selection J20 J24 MCU mode selection J33 J34 and J25 Power Input J23 BDMin J19 BDM out J22 Low voltage inhibit LVI reset J14 EXTAL source and access J26 e Twelve 2 row x 14 pin header connectors for access to the MCU s I O and bus lines H1through H4 and JP1 through JP8 e Prototype expansion area for customized interfacing with the MCU e Low profile reset push button switch S1 e LVI protection U5 User s Manual MC68EVB912DP256UM D Rev 1 10 General Information MOTOROLA General Information General Description and Features SUASEN E 1 a nanan aaa ccie zen zla AR I 2 E dj ll a 5 3 dina sia sf Figure 1 1 EVB Layout and Component Placement MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA General Information 11 General Information gt aa me Ba en 85 wn um da z Figure 1 2 EVB Solder Side View User s Manual MC68EVB912DP256UM D Rev 1 12 General Information MOTOROLA General Information Functional Overview 1 3 Functional Overview NOTE The EVB can be configured to e Run a program directly out of EEPROM e Reprogram EEPROM on the host EVB For the correct jumper settings refer to 4 2 Configuration Headers and Jumper Settings EEPROM resides in two areas of memory refer to Table
34. s and Outp u s 1 3 13 15 15 pin jumper used to configure control inputs and outputs for CANO interface See schematics for more detail default jumper pin 10 to 11 and pin 13 to 14 J16 CANO Physical Interface Connector N a ee N ONooaRWND GND GND CANH CANH CANL CANL GND GND J17 VCC Na do No Use 5Vdc on board regulator Use off board 5Vdc supply J18 SDI Connector ES AUN Connector for SDI Connection See schematics for more details MODA MODB GND PE4 MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA Hardware Reference 31 Hardware Reference Table 4 1 Jumper Selectable Functions Sheet 4 of 6 Diagram Setting Description J19 Background Debugger Connector In al a o N DQDUIDSDWN Connector for Background Debug In BKGD VCC 5V J20 PAD08 H Connects PAD08 to 5Vdc Connects PAD08 to OVdc default jumper not installed J22 Background Debugger Connec tor Out al a o N DUIDSWN Connector for Background Debug In PT7 GND NC PT6 NC VCC 45V J23 Power 12Vdc GND 5Vdc power is normally supplied via J40 12Vdc 200ma center pin positive default not used J24 PADOO H Connects PADOO to 5Vdc Connects PADOO to OVdc default jumper not installed J25 MODC H Connects MODC to
35. tch S1 always applicable Note that the EVB s reset circuitry is associated with the low voltage inhibit LVI protection For more information refer to 4 7 Reset and 4 8 Low Voltage Inhibit LVI 3 4 Aborting a User Program User s Manual When operating in EVB mode the only way to recover from an erroneous or runaway user program is to press the reset switch S1 MC68EVB912DP256UM D Rev 1 22 Operation MOTOROLA 3 5 Off Board Code Generation Operation Off Board Code Generation Code developed outside the EVB environment should be generated with an M68HC12 compatible assembler or C compiler that can generate object files in S record format S records are described in Appendix A S Record Format When the S record file has been generated it may be loaded from the host computer into the host EVB s byte erasable EEPROM or RAM when the host EVB is in EVB mode More information on the EVB operating mode can be found in 3 1 Operating Mode 3 6 Memory Usage 3 6 1 Description The EVB s memory usage and requirements are described here and are summarized in Table 3 1 To use the FLASH EEPROM area for custom programs refer to the MCU specification included on the documentation CD ROM 3 6 2 Memory Map The information in Table 3 1 describes address ranges and locations Table 3 1 Factory Configuration Memory Map Address Range Usage Description 0000 03FF CPU registers
36. these S1 records Code Data 48 ASCII H 44 D 52 R HDR Checksum 1B Checksum of SO record User s Manual MC68EVB912DP256UM D Rev 1 48 S Record Format MOTOROLA A 5 2 First S1 Record The first S1 record is described in Table A 5 Table A 5 S1 Header Record S Record Format S Record Example S Record Se de Field Entry Description Type S1 S record type S1 indicating a code data record yp to be loaded verified at a 2 byte address Record Hexadecimal 13 decimal 19 indicating 19 L 13 character pairs representing 19 bytes of binary ength data follow 4 character 2 byte address field hexadecimal Address 0000 address 0000 indicates location where the following data is to be loaded Opcode Instruction 28 5F BHCC 0161 24 5F BCC 0163 22 6A BHI 0172 00 04 24 BRSET 0 04 012F 29 00 BHCS 010D 08 23 7 BRSET 4 23 018C Checksum 2A Checksum of the first S1 record The 16 character pairs shown in the code data field of Table A 5 are the ASCII bytes of the actual program The second and third S1 code data records each also contain 13 19T character pairs and are ended with checksum 13 and 52 respectively The fourth S code data record contains 07 character pairs and has a checksum of 92 MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA S Record Format 49 S Record Format A 5 3 S9 Termination Record The S9 termination record
37. ucts for any particular purpose nor does Motorola assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation consequential or incidental damages Typical parameters which may be provided in Motorola data sheets and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts Motorola does not convey any license under its patent rights nor the rights of others Motorola products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur Should Buyer purchase or use Motorola products for any such unintended or unauthorized application Buyer shall indemnify and hold Motorola and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that Motorola was negligent regarding the design or ma
38. um Each byte of binary data is encoded in the S record as a 2 character hexadecimal number e The first character represents the high order four bits of the byte e The second character represents the low order four bits of the byte The five fields that comprise an S record are shown in Table A 1 Table A 1 S Record Fields Record Type Length Address Code Data Checksum The S record fields are described in Table A 2 MC68EVB912DP256UM D Rev 1 User s Manual MOTOROLA S Record Format 45 S Record Format Table A 2 S Record Field Contents Field Filplaple Contents Characters Type 2 S record type SO S1 etc Record 2 Character pair count in the record excluding the Length type and record length Address 4 6 or 8 2 3 or 4 byte address at which the data field is to be loaded into memory From 0 to n bytes of executable code memory loadable data or descriptive information For Code Data 0 2n compatibility with teletypewriter some programs may limit the number of bytes to as few as 28 56 printable characters in the S record Least significant byte of the one s complement of the sum of the values represented by the pairs of characters making up the record length address and the code data fields Checksum 2 Each record may be terminated with a CR LF NULL Additionally an S record may have an initial field to accommodate other data such as line nu
39. yte erasable map 23 FLASH map 23 low voltage protection 37 programming 23 MC68EVB912DP256 Evaluation Board Index starting execution from 21 usage 23 35 EVB component placement 11 configurations 13 configuring 17 27 description general 9 hardware 27 features 9 operating instructions 21 operating mode EVB 21 22 operating procedures 22 packing list 17 specifications 15 startup procedure 21 unpacking 17 EVB mode 21 22 examples S records 47 file transfers 23 FLASH defined 13 headers connector 27 cut trace 27 description 27 jumper 27 IASM12 assembler 13 J23 power input 34 jumper settings 10 27 29 limitations operational 24 low voltage inhibit LVI 37 MOTOROLA User s Manual 53 MCU access interface 14 38 39 40 41 42 43 description 35 location 11 modes 35 36 restrictions on use 14 type 15 35 MCUasm 13 memory address 45 EEPROM on chip 37 locations 11 map factory default 23 on chip 35 mode operating See EVB modes 21 O operational limitations 24 oscillator 37 P P1 SCI RS 232C port 18 19 packing list 17 power distribution 39 40 41 42 43 indicator location 11 input circuit and protection 34 input connector J23 18 low voltage inhibit 37 supply connecting to 18 supply reguirements 14 15 printed circuit board description 27 layout 11 12 program abort 14 24 prototype area 14 38 RAM map 23 usage 23 35 record length 45
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