HC05P9 EMULATOR MODULE USER'S MANUAL PRELIMINARY
Contents
1. MC68HCOSPI1 MC68HC05P7 MC68HCO03P9 or MC68HC705P9 MCUs The factory also ships a substitute MC68HC705P6 resident MCU with the POEM This MCU is appropriate for emulating MC68HC05P4 MC6SHCOSP6 or MC68HC705P6 MCUs Paragraph 2 2 4 explains information unique to MC68HCO5P4 emulation paragraph 2 2 5 explains information unique to MC68HC05P6 or MC68HC705P6 emulation Table 2 1 shows the resident MCU appropriate for your emulation Also note paragraphs 2 2 2 through 2 2 6 below for the information specific to the MCU you emulate Before you install a substitute MCU make sure that it is properly programmed per paragraphs 2 2 2 through 2 2 6 When you are ready to install the substitute MCU turn off MMDS05 power and make sure that you are grounded Then remove the MCU from P9EM location US insert the new resident MCU and restore power 2 2 2 P9 Emulation To emulate either an MC68HCO5P9 or MC68HC705P9 use the MC68HC705P9 for the resident MCU Note that bit values of address 900 control three mask options e Bit 2 determines the first bit for transmissions via the serial I O port If the value of this bit is 0 the development system sends and receives the most significant bit MSB bit 7 first If the value of this bit is 1 the development system sends and receives the least significant bit LSB bit 0 first e Bit 1 determines interrupt request IRQ sensitivity If the value of this bit is O the IRQ pin is ed2. P7 Emulation To emulate an MC68HC05P7 use the MC68HC705P9 for the resident MCU Remember that the MC68HC05P7 does not include all the MC68HC705P9 features For accurate MC68HC05P7 emulation do not use any of the additional MC68HC705P9 features For example the MC68HC705P9 has an analog to digital A D converter the A D control register is at address 001E Before beginning P7 emulation you should do a reset this turns off the A D converter During emulation avoid writing to address 001E as this could turn on the A D converter For more information about the MC68HCO5P7 and MC68HC705P9 features see the corresponding technical data books HCOSP9EMUM D PRELIMINARY APR 94 3 7 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 3 EVS LIMITATIONS This paragraph explains the limitations that apply to using your POEM in an HCOSEVS These limitations apply regardless of the resident MCU Limitation 1 CLI RTI You may not trace a clear interrupt mask CLD or return from interrupt RTI instruction with an interrupt enabled and pending due to MCU interrupt handling Attempting such a trace causes an interrupt in the monitor map this forces a software reset of the HCOSEVS User breakpoints remain in the user map as SWI instructions you must remove such SWI instructions Limitation 2 Branch Do not trace a conditional branch instruction such as BRCLR that branches to itself As the monitor places an SWI instruction on the object of th
3. WR 1 1 Tl i Development Systems tE Ao 1 1 1 1 1 Motorola Modular Development System MMDS05 1 1 Lt M68HCOSEVS Evaluation System HCOSEVS 1 2 12 EM Layout lts tandem A NT tr n es 1 3 1 3 Target Connector and Cable Information 1 4 CHAPTER 2 MMDS05 CONFIGURATION AND OPERATION 2 1 ZA Astana PIEM Jumper Header 2 1 2 1 1 Clock Source Select Header J1 2 2 2 12 Reset Select Header C2 dimensions ias rie isis 2 3 2 2 The Emulated MCU cnica an bbs 2 4 2 2 1 Resident MCU Substitution AS A AAA ire 2 5 IA POP PAW alton oe ey A ie A A a Ai ss 2 5 2 25 PI Emulator ld 2 6 2 2 4 P4 EMULAR A A A A A AD AAA AS 2 6 22255 PO EMITAN A PR A 2 7 2 2 6 P7 Emulation tl Aa id 2 7 2 3 Remaining System Installation siemens edita 2 8 CHAPTER 3 HCOSEVS CONFIGURATION AND OPERATION 3 1 Sel S ettine PIEM J mper Headers A AAA A 3 1 3 1 1 Clock Source Select Header J1 3 2 3 1 2 Reset Select Header T2 sinus diomese a stheste demenagement ie 3 3 3 2 Resident MCU SuDstitMUiOns Se ane she aa nn ae Pers et nee Se eee 3 4 3 2 1 PO PARUTION A A nd rem ar 3 5 3 2 2 Ir REE ESOT A EENE OA a ALE AE E res La M en en Res ais 2 3 6 3 2 3 PA A o E NSA 3 6 3 2 4 PO MMA HOME SR dr eat AA o ici 3 7 3 2 5 PIE Mala ree ac ee cla e ud PEL yo de ANA 3 7 33 EVS LIMITATION A O tn tall S 3 8 3 4 Logic Analy
4. assembly use 28 lead ribbon cable between a DIP connector 3M part no 3728 4000 or equivalent and a wiremount socket 3M part no 3419 6030 or equivalent The M68DIP28SOIC adapter accommodates surface mount packages HCOSP9EMUM D PRELIMINARY APR 94 1 5 MOTOROLA INTRODUCTION Emulator Flexible Head Terminator Terminator Cable connects to target head Y Connects to EM target connectors Plugs into target system MCU socket or surface mount adapter Figure 1 3 Target Cable and Head Assembly As Figure 1 3 shows connect the small cable terminator to the target head Connect the large cable terminator to the P9EM target connector J4 Plug the target head into the MCU socket of your target system For an SOIC package solder the surface mount adapter to the target system board then plug the target head onto the adapter If you install the POEM in the MMDSOS station module run the target cable through the slit in the station module enclosure As connector P1 has more importance to an HCOSEVS than to an MMDSOS pin assignments for connector P1 are in Chapter 3 To configure your P9EM for use as part of an MMDSOS follow the instructions of Chapter 2 To configure your P9EM for use as part of an HCOSEVS follow the instructions of Chapter 3 HCOSP9EMUM D PRELIMINARY APR 94 1 6 MOTOROLA MMDS05 CONFIGURATION AND OPERATION CHAPTER 2 MMDS05 CONFIGURATION AND OPERATION This chapter explains how t
5. to a logic analyzer e an RS 232 serial cable the cable that connects the PFB to the host computer RS 232 port e system software software on 5 1 4 inch diskettes HCOSEVS documentation an HCOSEVS operations manual HCOSEVSOM D and the appropriate EM user s manual HCOSP9EMUM D PRELIMINARY APR 94 1 2 MOTOROLA INTRODUCTION As mentioned your HCOSP9 EVS emulates several MC68HCO05P series MCUs By substituting a different EM you can enable your HCOSEVS to emulate an MCU of a different series Your Motorola representative can explain all the EMs available Chapter 3 explains how to configure and use your POEM as part of an HCOSEVS system For information about HCOSEVS software or the platform board see the HCOSEVS operations manual For layout and configuration information pertaining to a different EM see the corresponding EM user s manual 1 2 EM LAYOUT Figure 1 1 shows the layout of the P9EM Jumper header J1 lets you select the clock signal source Jumper header J2 controls the path of a target reset Connector P4 is the target connector a separately purchased flexible cable runs from this connector to the MCU socket of your target system If you install the POEM in the MMDS05 station module the target cable passes through the slit in the station module enclosure Connector P1 connects to a logic analyzer Connector P1 has more significance for an EVS system as an MMDSOS system includes a bus analyzer
6. C68HC705P6 MCU at P9EM location US Such programming requires a dedicated programmer To enable the COP write 4 to location 1F If the COP bit of the MOR is set and you pull the IRQ signal low you should periodically reset the COP Otherwise the system will generate a COP reset even if you have not enabled the COP For more information about the MC68HCO5P4 and MC68HC705P6 features see the corresponding technical data books 2 2 5 P6 Emulation To emulate either an MC68HCO5P6 or MC68HC705P6 use the MC68HC705P6 substitute for the resident MCU Note that MC68HC705P6 mask options are different from those of other HCO5P series MCUs You must program the MOR correctly for the options you want before you insert the MC68HC705P6 MCU at P9EM location US Such programming requires a dedicated programmer To enable the COP write 4 to location 1F If the COP bit of the MOR is set and you pull the IRQ signal low you should periodically reset the COP Otherwise the system will generate a COP reset even if you have not enabled the COP For more information about the MC68HC705P6 MOR see the MC68HC705P6 technical data book 2 2 6 P7 Emulation To emulate an MC68HCOS5P7 use the MC68HC705P9 for the resident MCU Remember that the MC68HCOS5P7 does not include all the MC68HC705P9 features For accurate MC68HCO5P7 emulation do not use any of the additional MC68HC705P9 features For example the MC68HC705P9 has an analog to digital A D convert
7. DSOS or the M68HCOSEVS Evaluation System HCOSEVS 1 1 1 Motorola Modular Development System MMDS05 The MMDSOS is an emulator system that provides a bus state analyzer and real time memory windows The unit s integrated development environment includes an editor an assembler user interface and source level debug A complete MMDSOS consists of e a station module the metal MMDSOS enclosure containing the control board and the internal power supply The station module has a connector for serial communication with the host computer as well as connectors pods for the logic clip cable assemblies e an emulator module EM such as the P9EM a separately purchased printed circuit board that enables system functionality for a specific set of MCUs The EM fits into the station module through a removable panel in the enclosure top The EM has a connector for the target cable HCOSP9EMUM D PRELIMINARY APR 94 1 1 MOTOROLA INTRODUCTION e two logic clip cable assemblies twisted pair cables that connect the station module to your target system a test fixture a clock or any other circuitry useful for evaluation or analysis One end of each cable assembly has a molded connector which fits into station module pod A or pod B Leads at the other end of each cable terminate in female probe tips Ball clips come with the cable assemblies e a 9 lead RS 232 serial cable the cable that connects the station module to the host comput
8. Expansion header connectors P2 and P3 are on the bottom of the board These connectors connect together the EM and the control board for an MMDSO5 or the EM and the platform board for an EVS Figure 1 1 HCO5P9 Emulator Module HCOSP9EMUM D PRELIMINARY APR 94 1 3 MOTOROLA 1 3 TARGET CONNECTOR AND CABLE INFORMATION INTRODUCTION Figure 1 2 shows the pin assignments for connector P4 the target connector The italic numbers correlate the P4 pins with the pins of your MCU Table 1 1 lists the signal descriptions for this connector MCU pins Ds EVDD A one NC A ETTE OSC2 iia PD7 TCAP lia TCMP PIS PR E PD5 72 Cee MRA PCO rg Re PC1 PA APR Ter PC2 sise PC3 Tone PC4 s PC5 nada PC6 aa PC7 P4 MCU pins RST 1 IRQ 2 PAY 3 PAG 4 PAS mazo PA4 6 PA3 7 PA2 8 PA 9 PAO 10 PBS 11 PB6 12 PB7 13 GND 14 GND Figure 1 2 Connector P4 Pin Assignments HCOSP9EMUM D PRELIMINARY APR 94 1 4 MOTOROLA INTRODUCTION Table 1 1 Connector P4 Signal Descriptions Pin Mnemonic Signal 1 EVDD EXTERNAL VOLTAGE DETECT VDD input signal from the target system for detection of target voltage 2 RST TARGET RESET Active low input signal from the target system that starts a sys
9. HC0SP9EMUM D APRIL 1994 HCOS5P9 EMULATOR MODULE USER S MANUAL PRELIMINARY MOTOROLA Inc 1993 1994 All Rights Reserved Motorola reserves the right to make changes without further notice to any products herein to improve reliability function or design Motorola does not assume any liability arising out of the application or use of any product or circuit described herein neither does it 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 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 againstall 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 manufacture of the part Motorola and the Motorola logo are registered trademarks of Motorola Inc Motorola Inc is an Equal Opportunity Affirmative Action Employer CONTENTS CONTENTS CHAPTER INTRODUCTION 00 wie ad
10. J1 NOTE The J1 pins 2 and 3 configuration is not correct for a POEM that is part of an HCOSEVS system HCOSP9EMUM D PRELIMINARY APR 94 3 2 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 1 2 Reset Select Header J2 Jumper header J2 controls the path of a target reset The diagram below shows the factory configuration the fabricated jumper between pins 1 and 2 enables your P9EVS to reset the target when you press the user or master reset switch TARGET RESET DRIVEN FROM FABRICATED 4 JUMPER EVS 2 3 TARGET J2 Alternatively you may enable the target system to reset the P9EVS To do so e Reposition the POEM J2 jumper between pins 2 and 3 and Insert a fabricated jumper into platform board header J3 HCOSP9EMUM D PRELIMINARY APR 94 3 3 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 2 RESIDENT MCU SUBSTITUTION The socket at P9EM location US contains the resident MCU The factory ships the P9EM with an MC68HC705P9 resident MCU which is appropriate for emulating MC68HCOSPI1 MC68HC05P7 MC68HC05P9 or MC68HC705P9 MCUs The factory also ships a substitute MC68HC705P6 resident MCU with the P9EM This MCU is appropriate for emulating MC68HC05P4 MC6SHCOSP6 or MC68HC705P6 MCUs Paragraph 3 2 3 explains information unique to MC68HC05P4 emulation paragraph 3 2 4 explains information unique to MC68HC05P6 or MC68HC705P6 emulation Table 3 1 shows the resident MCU appropriate for your emulation Also note paragraph
11. S05 OSC command to select a frequency HCO5P9EMUM D PRELIMINARY APR 94 2 2 MOTOROLA MMDS05 CONFIGURATION AND OPERATION 2 1 2 Reset Select Header J2 Jumper header J2 controls the path of a target reset The diagram below shows the factory configuration the fabricated jumper between pins 1 and 2 enables your software to control resets This is the only correct J2 configuration for a POEM that is part of an MMDSOS TARGET RESET DRIVEN FROM FABRICATED 4 JUMPER EVS 2 3 TARGET J2 NOTE The J2 pins 2 and 3 configuration is not correct for a P9EM that is part of an MMDS05 system Such a configuration would interfere with correct operation of the RESETIN and RESETOUT commands HCO5P9EMUM D PRELIMINARY APR 94 2 3 MOTOROLA MMDS05 CONFIGURATION AND OPERATION 2 2 THE EMULATED MCU Your MMDSOS system uses a specific personality file for the MCU type being emulated For example to emulate an MC68HCO5P9 or MC68HC705P9 MCU the system uses personality file 003FEVxx MEM Table 2 1 lists all the personality files that pertain to the POEM Note that personality file names follow the pattern 00ZZZVxx MEM where ZZZ is the EM identifier or MCU name and xx is the version of the file Table 2 1 MCUs and Personality Files Emulated MCU Personality file Resident MCU Comments MC68HC 7 05P9 003FEVxx MEM MC68HC705P9 See paragraphs 2 2 1 and 2 2 2 MC68HCO5P1 O00P1Vxx MEM MC68HC705P9 See pa
12. ake other changes to the MOR latch register you must clear LATCH 2 2 3 P1 Emulation To emulate an MC68HCOSP1 use the MC68HC705P9 for the resident MCU Remember that the MC68HCOS5P1 does not include all the MC68HC705P9 features For accurate MC68HCOSP1 emulation do not use any of the additional MC68HC705P9 features For example the MC68HC705P9 has an analog to digital A D converter the A D control register is at address 001E Before beginning P1 emulation you should do a reset this turns off the A D converter During emulation avoid writing to address 001E as this could turn on the A D converter For more information about the MC68HCO5P1 and MC68HC705P9 features see the corresponding technical data books 2 2 4 P4 Emulation To emulate an MC68HCO5P4 use the MC68HC705P6 substitute for the resident MCU Remember that the MC68HCO5P4 does not include all the MC68HC705P6 features For accurate MC68HC05P4 emulation do not use any of the additional MC68HC705P6 features For example the MC68HC705P6 has an analog to digital A D converter the A D control register is at address 001E Before beginning P4 emulation you should do a reset this turns off the A D converter During emulation avoid writing to address 001E as this could turn on the A D converter HCO5P9EMUM D PRELIMINARY APR 94 2 6 MOTOROLA MMDS05 CONFIGURATION AND OPERATION To emulate any mask options you must program the MOR correctly before you insert the M
13. e branch the system never would execute the instruction However it would appear to you that the instruction had executed You may enter a G command while the PC points to this type of instruction as long as the instruction is not a breakpoint address Limitation 3 IRQ SWI Whenever possible avoid mixing interrupt requests IRQs and user software interrupts SWIs This prevents a possible IRQ SWI timing problem a concurrent hardware interrupt and SWI could cause an HCOSEVS failure that could stop program execution To recover from such a failure which occurs very infrequently statistically press the master reset switch SW3 Limitation 4 Memory Map You must be aware of the memory map of the MCU being simulated be sure to use only valid ROM locations The HCOSEVS does not provide protection to limit user programs to the exact amount of MCU ROM available For information about memory maps consult the technical data book for the MCU Limitation 5 COP The computer operating properly COP update register serves as an EPROM location for the resident MCU Accordingly the platform board write protect jumper header must enable write protection Otherwise any writes to the COP update register change the value stored in user pseudo ROM HCOSP9EMUM D PRELIMINARY APR 94 3 8 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 4 LOGIC ANALYZER CONNECTOR P1 Figure 3 1 shows the pin assignments for logic analyzer connector Pl Table 3 2 lis
14. eads pertain to the MOR latch register writes are undefined In other words the default LATCH value lets you change values of the MOR latch register But to see those changed values you must first set LATCH Subsequently to make other changes to the MOR latch register you must clear LATCH HCOSP9EMUM D PRELIMINARY APR 94 3 5 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 2 2 P1 Emulation To emulate an MC68HCO05P1 use the MC68HC705P9 for the resident MCU Remember that the MC68HCOS5P1 does not include all the MC68HC705P9 features For accurate MC68HCOSP1 emulation do not use any of the additional MC68HC705P9 features For example the MC68HC705P9 has an analog to digital A D converter the A D control register is at address 001E Before beginning P1 emulation you should do a reset this turns off the A D converter During emulation avoid writing to address 001E as this could turn on the A D converter For more information about the MC68HCO5P1 and MC68HC705P9 features see the corresponding technical data books 3 2 3 P4 Emulation To emulate an MC68HCO5P4 use the MC68HC705P6 substitute for the resident MCU Remember that the MC68HCO5P4 does not include all the MC68HC705P6 features For accurate MC68HC05P4 emulation do not use any of the additional MC68HC705P6 features For example the MC68HC705P6 has an analog to digital A D converter the A D control register is at address 001E Before beginning P4 emulation you
15. ectional signal for starting an EVS reset HCOSP9EMUM D PRELIMINARY APR 94 3 10 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 5 REMAINING SYSTEM INSTALLATION When you have configured headers J1 and J2 and made sure that the resident MCU is appropriate you are through with P9EM configuration Find jumper header J1 of the HCOSEVS platform board Make sure that two fabricated jumpers are installed per the diagram below Ji A14 1 2 es FABRICATED A12 5 a 5 JUMPERS To install the POEM on an HCOSEVS platform board fit together EM connectors P2 and P3 on the bottom of the board and platform board connectors P3 and P4 respectively Snap the corners of the EM onto the plastic standoffs S At this point you are ready to make remaining cable connections as necessary and restore power For instructions consult the HCOSEVS operations manual HCOSEVSOM D HCOSP9EMUM D PRELIMINARY APR 94 3 11 MOTOROLA INDEX cable target 1 5 1 6 clock source select jumper header J1 2 2 3 2 components system 1 1 1 2 configuration and operation HCOSEVS 3 1 3 11 connector P1 3 9 3 10 jumper headers setting 3 2 3 3 limitations 3 8 remaining system installation 3 11 resident MCU substitution 3 4 3 7 setting jumper headers 3 2 3 3 MMDS05 2 1 2 8 jumper headers setting 2 2 2 3 MCU emulated 2 4 2 7 personality files 2 4 remaining system installation 2 8 setting j
16. er the A D control register is at address 001E Before beginning P7 emulation you should do a reset this turns off the A D converter During emulation avoid writing to address 001E as this could turn on the A D converter For more information about the MC68HCO5P7 and MC68HC705P9 features see the corresponding technical data books HCO5P9EMUM D PRELIMINARY APR 94 2 7 MOTOROLA MMDS05 CONFIGURATION AND OPERATION 2 3 REMAINING SYSTEM INSTALLATION When you have configured headers Jl and J2 and made sure that the resident MCU is appropriate you are through with POEM configuration e To install the POEM in an MMDSOS station module remove the panel from the station module top Fit together the POEM and the control board P9EM connectors P2 and P3 connect to control board connectors P11 and P12 respectively Snap the corners of the EM onto the plastic standoffs Connect the target cable if appropriate Replace the panel e If your P9EM already is installed in the station module reconnect the target cable if necessary Replace the panel At this point you are ready to make remaining cable connections as necessary and restore power For instructions consult the MMDSOS operations manual MMDS050M D HCO5P9EMUM D PRELIMINARY APR 94 2 8 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION CHAPTER 3 HCOSEVS CONFIGURATION AND OPERATION This chapter explains how to configure your P9EM for use as part of an HCOSEVS For other part
17. er RS 232 port e a 9 to 25 pin adapter a molded assembly that lets you connect the 9 lead cable to a 25 pin serial port e system software software on 3 1 2 inch high density diskettes MMDS05 documentation an MMDSO0S operations manual MMDSOSOM D and the appropriate EM user s manual As mentioned your P9EM gives the MMDSOS the ability to emulate several MC68HCOSP series MCUs By substituting a different EM you can enable your MMDSOS to emulate an MCU of a different series Your Motorola representative can explain all the EMs available Chapter 2 explains how to configure and use your P9EM as part of an MMDSO5 system For information about MMDSOS software or the station module see the MMDSOS operations manual For layout and configuration information pertaining to a different EM see the corresponding EM user s manual 1 1 2 M68HCOSEVS Evaluation System HCOSEVS An HCOSEVS is an economical two board tool for designing debugging and evaluating target systems based on an MC68HC05 MCU A complete HCOSEVS consists of a platform board PFB the bottom board which supports the emulator module The platform board has connectors for power and for the terminal or host computer e an emulator module EM such as the P9EM a separately purchased printed circuit board that enables system functionality for a specific set of MCUs The EM fits onto the PFB The EM has connectors for a target cable and for a cable
18. ge sensitive Ifthe value of this bit is 1 the IRQ pin is edge and level sensitive e Bit 0 enables or disables the computer operating properly COP watchdog timer The value 0 for this bit disables the COP The value 1 for this bit enables the COP HCO5P9EMUM D PRELIMINARY APR 94 2 5 MOTOROLA MMDS05 CONFIGURATION AND OPERATION The MC68HC705P9 MCU associates two internal mask option registers MORs with address 900 the MOR EPROM register and the MOR latch register The MOR EPROM register stores the defined reset values for these bits your code cannot change values in the MOR EPROM register The values in the MOR latch register control system operation your code can change these bit values in the MOR latch register during execution During a reset the MCU loads the contents of the MOR EPROM register into the MOR latch register restoring the reset state for each bit Changing the reset values stored in the MOR EPROM register requires an MCU programmer Bit 2 of the EPROM PROG register 1C is the latch bit or LATCH which controls address 900 reads and writes If LATCH 0 the default value reads pertain to the MOR EPROM register and writes pertain to the MOR latch register If LATCH 1 reads pertain to the MOR latch register writes are undefined In other words the default LATCH value lets you change values of the MOR latch register But to see those changed values you must first set LATCH Subsequently to m
19. maining system installation 2 8 3 11 reset select jumper header J2 2 3 3 3 resident MCU substitution 2 5 3 4 3 7 setting jumper headers 2 1 2 3 3 1 3 3 HCO5P9EMUM D PRELIMINARY APR 94 index 3 MOTOROLA INDEX signal descriptions logic analyzer connector P1 3 10 target cable connector P4 1 5 HCO5P9EMUM D PRELIMINARY APR 94 index 4 MOTOROLA substitution resident MCU 2 5 3 4 3 7 system components HCOSEVS 1 2 MMDSO0S 1 1 1 2 target cable 1 5 1 6 target cable connector pin assignments 1 4 HCO5P9EMUM D PRELIMINARY APR 94 index 5 INDEX MOTOROLA
20. ment system sends and receives the most significant bit MSB bit 7 first If the value of this bit is 1 the development system sends and receives the least significant bit LSB bit 0 first e Bit 1 determines interrupt request IRQ sensitivity If the value of this bit is O the IRQ pin is edge sensitive Ifthe value of this bit is 1 the IRQ pin is edge and level sensitive e Bit 0 enables or disables the computer operating properly COP watchdog timer The value 0 for this bit disables the COP The value 1 for this bit enables the COP The MC68HC705P9 MCU associates two internal mask option registers MORs with address 900 the MOR EPROM register and the MOR latch register The MOR EPROM register stores the defined reset values for these bits your code cannot change values in the MOR EPROM register The values in the MOR latch register control system operation your code can change these bit values in the MOR latch register during execution During a reset the MCU loads the contents of the MOR EPROM register into the MOR latch register restoring the reset state for each bit Changing the reset values stored in the MOR EPROM register requires an MCU programmer Bit 2 of the EPROM PROG register 1C is the latch bit or LATCH which controls address 900 reads and writes If LATCH 0 the default value reads pertain to the MOR EPROM register and writes pertain to the MOR latch register If LATCH 1 r
21. o configure and use your P9EM as part of an MMDSO5 For other parts of system installation or configuration see the MMDS03 operations manual MMDSOS5OM D If you will use your P9EM as part of an HCOSEVS system go to Chapter 3 for corresponding information Paragraph 2 1 explains how to set POEM jumper headers Paragraph 2 2 explains considerations pertaining to the MCU you emulate Paragraph 2 3 explains remaining system installation Note that you can configure a P9EM already installed in the MMDSOS station module enclosure To do so switch off station module power remove the panel then follow the guidance of this chapter CAUTION Be sure to switch off power if you reconfigure an installed EM Reconfiguring EM jumper headers with power left on can damage MMDSOS circuits 2 1 SETTING P9EM JUMPER HEADERS Your P9EM has two jumper headers J1 and J2 Paragraphs 2 1 1 and 2 1 2 explain how to configure these headers HCO5P9EMUM D PRELIMINARY APR 94 2 1 MOTOROLA MMDS05 CONFIGURATION AND OPERATION 2 1 1 Clock Source Select Header J1 Jumper header J1 determines the source of the clock signal The diagram below shows the factory configuration the fabricated jumper between pins 1 and 2 selects the P9EM canned oscillator clock source FABRICATED XTAL JUMPER MMDS05 3 Ji Alternatively you may use a clock source originating from the control board To doso reposition the J1 jumper between pins 2 and 3 then use the MMD
22. ragraphs 2 2 1 and 2 2 3 MC68HCO5P4 000P4VxxMEM MC68HC705P6 See paragraphs 2 2 1 and 2 2 4 MC68HC 7 05P6 000P6Vxx MEM MC68HC705P6 See paragraphs 2 2 1 and 2 2 5 MC68HCO5P7 O00P7Vxx MEM MC68HC705P9 See paragraphs 2 2 1 and 2 2 6 MMDSOS software loads the personality file upon powerup the default personality file is 003FEVxx MEM To replace this file with a different one use the LOADMEM command For more information about the LOADMEM command see the explanation in the MMDS05 Operations manual Alternatively you can insert the line LOADMEM 00ZZZVxx MEM in the STARTUP OS script file This way the system automatically loads the specified personality file as part of system startup For more information about the STARTUP 05 script file see the SCRIPT command explanation in the MMDSOS operations manual NOTE Part of a normal reset is resetting the port data direction registers DDRs But during emulation of any MCU listed above a COP reset does not include resetting the port DDRs This is because a COP reset is an internal event The emulator rebuilds the ports to be external to the MCU the emulator is not notified of a COP reset HCO5P9EMUM D PRELIMINARY APR 94 2 4 MOTOROLA MMDS05 CONFIGURATION AND OPERATION 2 2 1 Resident MCU Substitution The socket at POEM location US contains the resident MCU The factory ships the POEM with an MC68HC705P9 resident MCU which is appropriate for emulating
23. s 3 2 1 through 3 2 5 below for the information specific to the MCU you emulate Table 3 1 Resident MCUs Emulated MCU Resident MCU Comments MC68HC 7 O5P9 MC68HC705P9 See paragraph 3 2 1 MC68HCO5P1 MC68HC705P9 See paragraph 3 2 2 MC68HC05P4 MC68HC705P6 See paragraph 3 2 3 MC68HC 7 05P6 MC68HC705P6 See paragraph 3 2 4 MC68HC05P7 MC68HC705P9 See paragraph 3 2 5 Before you install a substitute MCU make sure that it is properly programmed per paragraphs 3 2 1 through 3 2 5 When you are ready to install the substitute MCU turn off HCOSEVS power and make sure that you are grounded Then remove the MCU from P9EM location US insert the new resident MCU and restore power NOTE Part of a normal reset is resetting the port data direction registers DDRs But during emulation of any MCU listed above a COP reset does not include resetting the port DDRs This is because a COP reset is an internal event The emulator rebuilds the ports to be external to the MCU the emulator is not notified of a COP reset HCOSP9EMUM D PRELIMINARY APR 94 3 4 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 2 1 P9 Emulation To emulate either an MC68HCOSP9 or MC68HC705P9 use the MC68HC705P9 for the resident MCU Note that bit values of address 900 control three mask options e Bit 2 determines the first bit for transmissions via the serial I O port If the value of this bit is 0 the develop
24. s of system installation or configuration see the HCOSEVS operations manual HCOSEVSOM D If you will use your P9EM as part of an MMDSOS system go to Chapter 2 for configuration information Paragraph 3 1 explains how to set POEM jumper headers Paragraph 3 2 explains considerations pertaining to the MCU you emulate Paragraph 3 3 lists limitations on using the P9EM in an HCOSEVS Paragraph 3 4 explains pin assignments and signal descriptions for the logic analyzer connector P1 Paragraph 3 5 explains remaining system configuration Note that you can configure a P9EM already installed on the HCOSEVS platform board To do so disconnect platform board power then follow the guidance of this chapter CAUTION Be sure to disconnect power if you reconfigure an installed EM Reconfiguring EM jumper headers with power left on can damage HCOSEVS circuits 3 1 SETTING P9EM JUMPER HEADERS Your P9EM has two jumper headers J1 and J2 Paragraphs 3 1 1 and 3 1 2 explain how to configure these headers HCOSP9EMUM D PRELIMINARY APR 94 3 1 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 1 1 Clock Source Select Header J1 Jumper header J1 determines the source of the clock signal The diagram below shows the factory configuration the fabricated jumper between pins 1 and 2 selects the P9EM canned oscillator clock source This is the only correct configuration for a P9EM that is part of an HCOSEVS FABRICATED XTAL JUMPER MMDS05 3
25. should do a reset this turns off the A D converter During emulation avoid writing to address 001E as this could turn on the A D converter To emulate any mask options you must program the MOR correctly before you insert the MC68HC705P6 MCU at P9EM location US Such programming requires a dedicated programmer To enable the COP write 4 to location 1F If the COP bit of the MOR is set and you pull the IRQ signal low you should periodically reset the COP Otherwise the system will generate a COP reset even if you have not enabled the COP For more information about the MC68HCO5P4 and MC68HC705P6 features see the corresponding technical data books HCOSP9EMUM D PRELIMINARY APR 94 3 6 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION 3 2 4 P6 Emulation To emulate either an MC68HCO5P6 or MC68HC705P6 use the MC68HC705P6 substitute for the resident MCU Note that MC68HC705P6 mask options are different from those of other HCOSP series MCUs You must program the MOR correctly for the options you want before you insert the MC68HC705P6 MCU at P9EM location US Such programming requires a dedicated programmer To enable the COP write 4 to location 1F If the COP bit of the MOR is set and you pull the IRQ signal low you should periodically reset the COP Otherwise the system will generate a COP reset even if you have not enabled the COP For more information about the MC68HC705P6 MOR see the MC68HC705P6 technical data book 3 2 5
26. tem reset 8 29 No connection 4 IRQ TARGET INTERRUPT REQUEST Active low input signal from the target that asynchronously applies an MCU interrupt 5 OSC2 OSCILLATOR 2 Output clock signal at twice the internal bus frequency 6 8 10 12 PA7 PAO PORT A bits 7 0 General purpose I O lines controlled by 14 16 18 20 software via data direction and data registers 7 PD7 TCAP PORT D bit 7 General purpose input only line TIMER CAPTURE Input signal used by the input capture feature of the MCU programmable timer system 9 TCMP TIMER COMPARE Output signal used by the output compare feature of the MCU programmable timer system 11 PD5 PORT D bit 5 General purpose I O line controlled by software via data direction and data registers 13 15 17 19 PCO PC7 PORT C bits 0 7 General purpose I O lines controlled by 21 23 25 27 software via data direction and data registers 22 24 26 PB5 PB7 PORT B bits 5 7 General purpose I O lines controlled by software via data direction and data registers 28 30 GND GROUND Connect your P9EM to your target system via a separately purchased target cable and head assembly Figure 1 3 is a generic representation of such an assembly which consists of a flexible ribbon cable and a target head that fits into the MCU socket of the target system e The Motorola M68TA05P9P28 assembly consists of cable M68CBLO5A and target head e To make your own
27. ts signal descriptions for this connector P1 NC 1 2 GND NC 3 4 NC LA11 5 6 GND LA10 7 8 LA12 LA9 9 10 NC LA8 11 12 NC LA7 13 14 NC LA6 15 16 AD7 LA5 17 18 AD6 LA4 19 20 AD5 LA3 21 22 AD4 LA2 23 24 AD3 LA1 25 26 AD2 LAO 27 28 ADI LR W 29 30 ADO NC 31 32 LIR NC 33 34 NC NC 35 36 NC VCC 37 38 E RESET 39 40 NC Figure 3 1 Connector P1 Pin Assignments HCOSP9EMUM D PRELIMINARY APR 94 3 9 MOTOROLA HCOSEVS CONFIGURATION AND OPERATION Table 3 2 Logic Analyzer Connector P1 Signal Descriptions Pin Mnemonic Signal 1 3 4 10 12 No connection 14 31 33 36 40 2 6 GND GROUND 5 7 9 11 13 LA11 LAO LATCHED ADDRESSES bits 11 0 MCU latched output 15 17 19 21 address bus 23 25 27 8 LA12 LATCHED ADDRESSES bit 12 MCU latched output address bus 16 18 20 22 AD7 ADO DATA BUS bits 7 0 MCU multiplexed I O data bus 24 26 28 30 29 LR W LATCHED READ WRITE Active high output signal that indicates the direction of data transferred on the bus 32 LIR LOAD INSTRUCTION REGISTER Open drain active low output signal that indicates an instruction is starting 37 VCC 5 VDC POWER Input voltage 5 Vdc 1 0 A used by EVS logic circuits 38 E EXTERNAL CLOCK Internally generated output clock signal used as a timing reference The frequency of E clock is 1 2 the input frequency of the signal on the OSC2 pin 39 RESET RESET Active low bidir
28. umper headers 2 2 2 3 connector pin assignments logic analyzer P1 3 9 target cable P4 1 4 connector signal descriptions logic analyzer P1 3 10 target cable P4 1 5 description HCOSEVS 1 2 MMDSOS 1 1 1 2 development systems 1 1 1 2 EM layout 1 3 emulation P1 2 6 3 6 P4 2 6 2 7 3 6 P6 2 7 3 7 P7 2 7 3 7 HCO5P9EMUM D PRELIMINARY APR 94 index 1 MOTOROLA INDEX INDEX P9 2 5 2 6 3 5 EVS see HCOSEVS HCO5P9EMUM D PRELIMINARY APR 94 index 2 MOTOROLA INDEX HCOSEVS HCOSEVS Evaluation System configuration and operation 3 1 3 11 description 1 2 limitations 3 8 remaining system installation 3 11 resident MCU substitution 3 4 3 7 setting jumper headers 3 1 3 3 installation remaining system 2 8 3 11 introduction 1 1 1 6 jumper headers setting 2 1 2 3 3 1 3 3 clock source select J1 2 2 3 2 J1 2 2 3 2 J2 2 3 3 3 reset select J2 2 3 3 3 layout EM 1 3 limitations HCOSEVS 3 8 logic analyzer connector pin assignments 3 9 signal descriptions 3 10 MCU emulated 2 4 2 7 MCUs emulated 1 1 MMDSO0S5 HC05 Motorola Modular Development System configuration and operation 2 1 2 8 emulated MCU 2 4 2 7 description 1 1 1 2 remaining system installation 2 8 setting jumper headers 2 1 2 3 personality files 2 4 pin assignments logic analyzer connector P1 3 9 target cable connector P4 1 4 re
29. zer Connector Pl A as sd 3 8 3 5 Remaining System Installation dais 3 11 HCOSP9EMUM D PRELIMINARY APR 94 l iii MOTOROLA CONTENTS INDEX A A A Cet ee index 1 FIGURES Figure Page lt HeOSs Po Emulator Module E AS ASES 1 3 1 2 Connector P4 Pin Assignments ess Mens A A Air 1 4 1 3 Target Cable and Head Assembly is ssh nan rennes 1 6 3 1 Connector P1 Pin ASS IE nMenEss Lt Lt a 3 9 TABLES Table Page 1 1 Connector P4 Signal Descriptions Lans in a naines 1 5 271 MCUs and Personality Piles Ad 2 4 Sel Resident MEUS sei da is 3 4 3 2 Logic Analyzer Connector P1 Signal Descriptions 3 10 HCOSP9EMUM D PRELIMINARY APR 94 1 iv MOTOROLA INTRODUCTION CHAPTER 1 INTRODUCTION This user s manual explains connection configuration and operation information specific to the HCOSP9EM Emulator Module P9EM The POEM makes possible emulation and debugging of target systems based on these microcontroller units MCUs MC68HCO5P1 MC68HCO5P4 MC68HC 7 05P6 MC68HC05P7 MC68HC 7 05P9 The P9EM can be part of two development systems This chapter describes those systems and explains the layout of the POEM The factory installs an MC68HC705P9 resident MCU in the P9 EM then ships the POEM with an extra MC68HCOSP6 MCU Chapters 2 and 3 explain when it is appropriate to use this substitute resident MCU 1 1 DEVELOPMENT SYSTEMS Your P9EM can be part of two Motorola development tools the HC05 Motorola Modular Development System MM
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