EDK2612 User Manual
Contents
1. EDK2612 USER MANUAL FOR H8S 2612 ON CHIP FLASH MICROCONTROLLER Preface Cautions 1 This document may be wholly or partially subject to change without notice 2 All rights reserved No one is permitted to reproduce or duplicate in any form a part or this entire document without Hitachi Micro Systems Europe Limited s written permission Trademarks General All brand or product names used in this manual are trademarks or registered trademarks of their respective companies or organisations Specific Microsoft MS and MS DOS are registered trademarks and Windows and Windows NT are trademarks of Microsoft Corporation Document Information Product Code D003560_11 Version 1 0 Date 09 04 2002 Copyright Hitachi Semiconductor America 2000 2002 All rights reserved Copyright Hitachi Micro Systems Europe Ltd 1995 2002 All rights reserved Copyright Hitachi Europe Ltd 1995 2002 All rights reserved Global http Awww hitachisemiconductor com USA http semiconductor hitachi com Europe http www hitachi eu com semiconductors http www hmse com 2 1 2 2 2 3 3 1 4 1 4 2 4 3 4 4 4 5 5 1 5 2 5 3 5 4 5 5 5 6 6 1 TABLE OF CONTENTS TABLE OF CONTE Ti ias 3 START UP INSTRUCTIONS ii A e aa 4 INSTALLING THE EVALUATION DEVELOPMENT KIT EDK ococoncocioniccionccccnnnncnionicnionionio nono nancininncno cnc 4 SERIAL CONNECTION coria Aint BR Aan Ai dd dida2. gt lt 2 2 gt 5 5 FIGURE 2 1 SERIAL CONNECTION TO PC NOTEBOOK WITH DB 9 CONNECTOR SUPPLIED 2 3 POWER SUPPLY The EDK hardware requires a power supply of 5V Since total power consumption can vary widely due to external connections port states and memory configuration use a power supply capable of providing at least 500mA at 5V DC 5 The design is specified for evaluation of the microcontroller and so does not include circuitry for supply filtering noise reduction under voltage protection over current protection or reversed polarity protection Caution should be used when selecting and using a power supply The power connector on the EDK is a 2 5mm Barrel connector The center pin is the positive connection OV e Sv FIGURE 2 2 POWER SUPPLY CONNECTION Caution Existing customers using E6000 products note that the polarity of this board is opposite to that for the E6000 Use of the E6000 power supply with this board will damage both board and power supply 3 EDK BOARD LAYOUT The diagram shows a general layout of the EDK board Re 00000000000000000C0O00 s 000000000C00000000000 3V3 UVcc Testpoints XTAL BOOT LED 5E Power LED User1 LED User2 LED HITACHI Microprocessor O O o O O O O O O O O O O O O O O Oo 0 oo0o0000000000 O 00000 000000C00COOOOC00O000 oo00o00000000 J2 00000000000000000000 CJ4 FIGURE 3 1 EDK BOARD LAYOUT 3 1 EDK BLock DIAGRAM Th
3. 0603 3 A 150 KAT TABLE 4 3 REMOVABLE COMPONENT INFORMATION Care must be taken not to damage the tracking around these components Only use soldering equipment designed for surface mount assembly and rework 4 3 SRAM This EDK does not support external address and data bus connections so there is no SRAM on this EDK 4 4 MEMORY MAP Table 4 4 illustrates the EDK memory map for mode 7 Section End i i SL aS Section Allocation H 00000000 h Chip ROM H O1FFFF ee H FFE gt 000 On chip RAM H FFEFBF H7 FFF800 Internal 1 O registers H FFFF3F H7 f FFFF60 Internal 1 O registers H FFFFBF H7 FFFFCO On Chip RAM H FFFFFF TABLE 4 4 MEMORY MAP DEFAULT MODE 2 4 5 LEDs The EDK has four red LEDs The function of each LED is clearly marked on the silk screen of the PCB Please refer to the board layout diagram for position information Section 3 When the board is connected to a power source the Power PWR led will illuminate The Boot mode indication LED will illuminate when the microcontroller has been placed into Boot mode Please see section 0 for more details of this function There are two LEDs dedicated for user control these are marked USR1 and USR2 Each LED will illuminate when the port pin is in a logical high state The user LEDs are connected to the following ports LED Port Microcontroller Pin
4. Functions on Port Pin Identifier Pin Pin USRI P15 3 P15 PO13 TIOCB1 TCLKC USR2 P16 4 P16 PO14 TIOCA2 nIRQ1 TABLE 4 5 LED PORT CONNECTIONS 5 BOARD OPTIONS The EDK has a number of configuration settings set by jumpers CJ4 A B C D CJ5 A B C D and zero ohm links Common EDK functions can be set using the jumpers as described in sections 5 3 and 5 2 The additional zero ohm links provide additional features that may be required to interface with other systems All the Jumper link settings are three pin options There are four sets of options on each header The headers are numbered from 1 to 12 with pin 1 marked on the PCB by an arrow pointing to the pin The diagram below shows the numbering of these jumper links and indicates jumpers fitted 1 2 for each three pin jumper 5 1 JUMPER LINKS FLASH Programming J1 ogoogogogogogooooooooooooo0o0o000000000000000 popo0o0000r00000000000 0 000000 0000 200070000 Power o NMI Switch BOOT LED O Power LED User LED wm PTXD XTAL o o o 000 00000000000 0000 O c E m e i 2i s LED g E RX232 R gt hn on a SRAN HITACHI Y po RESET BOOT DRXD Microprocessor osc HCAN ow 2 Switch Switch 0 MD4
5. bi 4 POWER SUPP Mica ta a sa 4 EDK BOARD LAVO Toi daa Tiida 5 EDK BLOCK DIAGRAM aiiin aa an aaae aaa a adan 5 EDK OPERATION ci a stat 6 USER INTERFACE ocupara ani ra aii Alai AA Aisa 6 SERIAL INTERFACE oia iay riada rai a lia 6 SRAM Lira rs SEA dita avin UE A AAA A A A NA 7 MEMORY MAP ecocosostooarc basaban inside basis ansnibenevn teen ancients 8 LEDS aia dad abad diia 8 BOARD OT idas 9 JUMPERIEINKS tus td Mics A A EE 9 USER MODESETTINOS CJS iia e da 10 EDK OP TIONS OJA tica A ARAS oa dete DIE LOS 10 SERIAL PORT SELECTION oia le td ata e 11 FLASH PROGRAMMING HEADER isinna aiaia ci cialis ies 11 BOOT CONTRO aitaan aL ital adidity 12 CODE DEVELOPMENT cocci n cian ta a ci 13 ADDITIONAL INFORMATION isis ir ill A ti 13 2 START UP INSTRUCTIONS 2 1 INSTALLING THE EVALUATION DEVELOPMENT KIT EDK Please refer to the quick start guide provided for initial installation of the EDK A copy of the quick start guide and other information relating to this EDK at http www hmse com products edk support Installing the EDK requires power and serial connection to a host computer 2 2 SERIAL CONNECTION The serial communications cable for connecting the EDK to a host computer is supplied The serial cable has 1 1 connectivity Figure 2 1 shows how to connect the EDK to a PC or notebook computer equipped with a nine pin D connector HOST PC EDK lt 3 3
6. These jumpers must be fitted at all times to ensure correct operation of the EDK Jumper Function Setting 1 2 Setting 2 3 5 Disables the RS232 receive signal Enables the RS232 receive signal CJ 4 A Serial Receive gt to enable the use of the Flash The Flash Programming Header Default 2 3 Source A x Programming Header must not be used in this state Disables the Flash write hardware Enables the Flash write hardware User A CJ 4 B Procramb ih protection protection Default 2 3 M a 8 The flash can be overwritten in The flash can not be overwritten in on User Mode User Mode CJ 4 C A Default No Fit Ne Function CJ 4 D y Default No Fit Ne uackon See section 5 5 TABLE 5 2 BOARD OPTION JUMPER SETTINGS DEFAULT SETTINGS IN BOLD The following table lists the connections to each jumper pin Pin Net Name Description 1 UVCC Microcontroller Supply Voltage 2 RXDISn Disable Flash Header functions Pulled low Enables RX232 3 No Connection No Connection 4 UVCC Microcontroller Supply Voltage 5 UPM CPLD Controlled option to set Flash Write FW Pulled low 6 No Connection No Connection a No Connection No Connection 8 No Connection No Connection 9 No Connection No Connection 10 No Connection No Connection 11 No Connection No Connection 12 No Connection No Connection 10 5 4 SERIAL PORT SELECTION The programming serial port i
7. be pressed at any time This will provide a single de bounced NMI interrupt to the device Pressing the boot button will cause the boot mode controller to reset the device and during the reset period present the required mode settings to start the device in boot mode At the end of the reset period the boot mode settings will have been latched into the device which will then be ready to accept a boot mode connection via the RS232 interface or the flash programming header Pressing the boot button during a normal reset will not cause the EDK to enter boot mode The boot mode settings are fixed at mode 3 The required mode settings are made using a tri state capable buffer Note The boot control device is programmed to support all possible EDK products For this reason the reset pulse is over 500ms Repetitive activation of either the Boot or Reset buttons will restart the reset timer and extend the reset period Pressing the boot button within the 500mS period of a reset will not cause the board to enter boot mode 5 6 1 CPLD CODE The code is based upon a four state machine providing a guaranteed reset period which can be extended by holding the relevant control input in the active state When released the timer will extend the reset for approximately 500mS The states are split into two functions one for User mode and one for Boot mode The first state of each is used to hold the reset line active When the timer expires then the second state i
8. e device used to convert the RS232 serial information to logic signals for the microcontroller is limited to 120kBaud The rates above this level can only be utilised if the user provides direct logic level communications The default communication rate for the EDK is indicated by the shaded selection The user may replace the HC49 U surface mounted AT cut crystal with another of similar type within the operating frequency of the microcontroller device Please refer to the hardware manual for the microcontroller for the valid operating range Alternatively the user may fit an oscillator module or provide an external clock source When providing an oscillator module or external source it is highly recommended that the load capacitors for the AT crystal are removed from the PCB These are physically placed within the PCB outline of the oscillator module for easy location and to ensure they are removed when using this option When changing the crystal frequency the pre loaded debugging monitor will not function In this situation the user is responsible for providing code to evaluate the device away from the default operating speed 4 2 3 REMOVABLE COMPONENT INFORMATION This information is provided to allow the replacement of components removed from the board as described in section 4 2 2 Component Cet Ref Value Rating Manufacturer Load Resistor R8 IMQ 0805 1 Welwyn WCR Series Load capacitors C6 C7 12pF 0603 10 25V AVX
9. e diagram shows the connectivity of the components on the EDK board 5V PSU Reset Boot NMI switches EDK specific A es I I A 5V Supply Control Logic SRAM amp 3V3 Regulator oras ua l AO l RS232 HCAN Driver l Programming i amp Comms HITACHI ss l Microprocessor ff Display Module AA eaten J LEDs On Chip i Debug User1 Power Header Connector Connectors amp amp Lt See l User2 Boot FIGURE 3 2 EDK BLOCK DIAGRAM 4 EDK OPERATION 4 1 USER INTERFACE The EDK provides three buttons for influencing the operation of the board The purpose of each button is clearly marked next to it Refer to the board layout for positions Section 3 1 Reset Switch This button provides the microcontroller with a timed reset pulse of at least 250mS 2 Boot Switch This button toggles the operating mode of the microcontroller A complete description of this function is given in section 5 6 3 NMI Switch This button provides a de bounced signal to the microcontroller for each operation of the button There is no minimum or maximum activation time for this button 4 2 SERIAL INTERFACE The serial interface on the EDK board has several functions The serial port on the microcontroller directly supports three wire serial interfaces Options are provided on the board f
10. is a USB based programming tool for control and programming of Hitachi microcontrollers available separately from Hitachi This header provides direct access for the FDB to control the EDK microcontroller To utilise this header the user must make the following changes to the board configuration 1 Disable the RX232 signal from the RS232 transceiver Jumper link CJ4 A is provided for this purpose Please refer to section 5 3 2 Disable User Program Mode using jumper CJ4 B Please refer to section 5 3 Caution Do not operate the board with the user mode jumpers removed and the FDB disconnected as the microcontroller mode pins will float to an indeterminate state This may damage the microcontroller device 5 6 Boot CONTROL The method for placing the microcontroller device in to Boot mode for reprogramming has been incorporated into a complex programmable logic device CPLD This is not necessary for most user designs but allows a measure of increased flexibility for the EDK designs Mode transitions including boot mode transitions only require the reset to be held active while the mode settings are presented On releasing reset the microcontroller will be in the required mode The logic design detects a power up event and provides a timed reset pulse to guarantee the reset of the device At the end of the rest pulse the processor will be placed in user mode and any code in the device will execute During user mode the NMI button can
11. n with the fastest serial operating speeds The value of the crystal is 18 432MHz The following table shows the baud rates and Baud Rate Register BRR setting required for each communication rate using the above default operating speed It also confirms the resultant baud rate and the bit error rate that can be expected Baud Rate Register Settings for Serial Communication Rates SMR 1 2 3 Setting BRR Actual ERR BRR Actual ERR BRR Actual ERR BRR Actual ERR Baud setting Rate setting Rate setting Rate setting Rate 110 Invalid Invalid Invalid Invalid Invalid Invalid Invalid Invalid Invalid 81 110 0 22 300 Invalid Invalid Invalid Invalid Invalid Invalid 119 300 0 00 300 0 00 1200 Invalid Invalid Invalid 119 1200 0 00 29 1200 0 00 1125 6 25 2400 239 2400 0 00 59 2400 0 00 14 2400 0 00 2250 6 25 4800 119 4800 0 00 29 4800 0 00 7 4500 6 25 4500 6 25 9600 9600 0 00 9600 0 00 3 9000 6 25 i Invalid Invalid 19200 19200 0 00 18000 6 25 1 18000 6 25 i Invalid Invalid 38400 38400 0 00 36000 6 25 Invalid Invalid Invalid i Invalid Invalid 57600 57600 0 00 48000 16 67 Invalid invalid Invalid i Invalid Invalid 115200 115200 0 00 144000 25 00 Invalid Invalid Invalid i Invalid Invalid 230400 192000 16 67 Invalid Invalid Invalid Invalid Invalid Invalid i Invalid Invalid 460800 576000 25 00 Invalid Invalid Invalid Invalid Invalid Invalid i Invalid Invalid TABLE 4 2 CRYSTAL FREQUENCIES FOR RS232 COMMUNICATION Note Th
12. ng URLs Global http www hitachisemiconductor com USA http semiconductor hitachi com Europe http www hitachi eu com semiconductors http Awww hmse com
13. or the user to write handshaking routines using standard port pins Other board option links allow users to control the entry and exit from boot mode using the same handshaking signals Refer to section 5 for details on setting serial interface options 4 2 1 CONNECTOR PIN DEFINITIONS The EDK RS232 interface conforms to Data Communication Equipment DCE format allowing the use of 1 1 cables when connected to Data Terminal Equipment DTE such as an IBM PC The cable used to connect to the EDK will affect the available board options A fully wired cable can allow handshaking between the microcontroller and the host PC subject to setting the board options and the availability of suitable host software Handshaking is not supported as standard on the microcontroller so for normal use a minimal three wire cable can be used The minimum connections are unshaded in the following table EDK DB9 Signal Host DB9 Connector Pin Connector Pin No Connection EDK Tx Host Rx EDK Rx Host Tx No Connection Ground No Connection EDK CTS Host RTS EDK RTS Host CTS No Connection WO WO NA D NM A WY dD Re wo NID Mm BY BW boy TABLE 4 1 RS232 INTERFACE CONNECTIONS These are not connected on the EDK by default See section 5 4 for more details FIGURE 4 1 EDK SERIAL PORT PIN NUMBERING 4 2 2 CRYSTAL CHOICE The operating crystal frequency has been chosen to support the fastest operatio
14. s connected to the RS232 connector by default This allows direct programming of the EDK using the supplied software tools A secondary serial port is available on the microcontroller and can be connected to the RS232 connector by changing some board option links The additional port option allows the user to write messages or connect to other devices via the serial port while programming support is provided by the Flash programming header The following surface mount zero ohm link settings are fitted by default and connect the RS232 header to the programming serial port of the microcontroller Zero ohm Default Function Microcontroller Link ID Port Pin CR20 Fitted Transmit data from EDK PAI CR23 Fitted Receive data to EDK PA2 CR19 Not Fitted Alternate Transmit data from EDK PCO CR22 Not Fitted Alternate Receive data to EDK PCl TABLE 5 3 OPTION LINKS DEFAULT SETTINGS To enable the use of this alternate port the user must change the settings to those in the following table Zero ohm Default Function Microcontroller Link ID Port Pin CR20 Not Fitted Transmit data from EDK PAIL CR23 Not Fitted Receive data to EDK PA2 CR19 Fitted Alternate Transmit data from EDK PCO CR22 Fitted Alternate Receive data to EDK PCl TABLE 5 4 OPTION LINKS ALTERNATE SERIAL PORT The user may implement a handshaking protocol on the EDK This is not supported with the software tools supplied To
15. s used to hold the device in the selected mode and wait for an external control signal to either move back into the user reset state or into the boot reset state 5 6 2 STATE DIAGRAM Boot Mode Controller Positive Logic ie a a Y a ES AS o 4 Noja ee CTS BootSw Res eN p Wait Ss AS iting 6 KA S a PA EAS K JRX Boot ES Res Boot NS Pa e Res ra y o _ _ Reset Timer N Se o a Re i ee Res I fe 43 E uf Clocked Transitions Res Reset e aJ AS using nE555 gt lt All solid transition SS 4 lines Jp y es eS Reset laa i Ko Na N _ aa Y ES 4 BootSW ResSw CTS BootWaiting F Res y A a Sis LN A J Async NE E ee NS RE FIGURE 5 2 CPLD STATE DIAGRAM 6 CODE DEVELOPMENT 6 1 ADDITIONAL INFORMATION For details on how to use Hitachi Embedded Workshop HEW with HDI m the EDK s resident debugger refer to the HEW manual available on the CD or from the web site For information about the H8S series microcontrollers refer to the H8S Series Hardware Manual For information about the H8S assembly language refer to the H8S Series Programming Manual Further information available for this product can be found on the HMSE web site at http www hmse com products edk support edk2612 htm General information on Hitachi Microcontrollers can be found at the followi
16. support this option two spare port pins have been allocated on the microcontroller Using these port pins the CTS and RTS lines of the host serial interface can be controlled The user may also control the operation of the board via the same handshaking lines This is not supported with the software tools supplied but may be written by the user Using the CTS line the user may simulate pressing the boot button see section 5 6 This will cause the EDK to swap into and out of Boot mode on each low level activation of CTS Feedback of the current mode is provided on the RTS line A high level indicates boot mode and a low level indicates user mode The following settings are made by default and ensure that there are no conflicts on unnecessary microcontroller pins Zero ohm Default Function Microcontroller Link ID Port Pin CR12 Not Fitted Mode State out from EDK N A From CPLD CR7 Not Fitted Change Mode request to EDK N A From CPLD CR16 Not Fitted Alternate RTS232 Ready to send from EDK PF4 CR13 Not Fitted Alternate CTS232 Clear to send to EDK PFO TABLE 5 5 OPTION LINKS SERIAL PORT CONTROL See section 5 6 Note These setting pairs are exclusive If CR12 and CR7 are fitted CR16 and CR13 must not be fitted If CR16 and CR13 are fitted CR12 and CR7 must not be fitted 5 5 FLASH PROGRAMMING HEADER The Flash Programming header is used with the Hitachi Flash Debug Board FDB The FDB
17. wm o MD4 o MD4 EEA La Al o a HCAN CJ5 B o mos 7H E 9 Way O o mb Nos O O mo gt 5N D Type O 6 ma EN o O o ms gt o wm o Oj o mo ime DODODD ODO ODO DDD ODO OOOO a gt POD000000000 J2 00000000000 0D0DODODODODODODODODODODO z 3 CJ4 he o Ss 9 12 E 12 3 1 1 11 2 3 Jumper Jumper Jumper Jumper A 8B Cc LD 1 23 1 1 2 3 123 1 1 2 3 FIGURE 5 1 JUMPER CONFIGURATION The following tables define each jumper and its settings 5 2 USER MODE SETTINGS CJ5 CJ5 is used to set the operating mode of the microcontroller These jumpers must be fitted at all times to ensure correct operation of the EDK Jumper Function Setting 1 2 Setting 2 3 R 2 3 User Mode Setting Bit 0 MDO pulled High MDO pulled Low na 1 2 User Mode Setting Bit 1 MD1 pulled High MD1 pulled Low A 23 User Mode Setting Bit 2 MD2 pulled High MD2 pulled Low EN 12 User Mode Setting Bit 3 MD3 pulled High MD3 pulled Low TABLE 5 1 USER MODE JUMPER SETTINGS DEFAULT SETTINGS IN BOLD The default settings indicated in bold text place the microcontroller into Mode 7 5 3 EDK OPTIONS CJ4 The EDK options provide access to commonly used features of the EDK range
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