Renesas M34502T-MCU User Manual
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Renesas M34502T-MCU User Manual

Renesas M34502T-MCU User Manual

Mcu board for pc4504 emulator system
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To our customers,
st
On April 1
, 2010, NEC Electronics Corporation merged with Renesas Technology
Corporation, and Renesas Electronics Corporation took over all the business of both
companies. Therefore, although the old company name remains in this document, it is a valid
Renesas Electronics document. We appreciate your understanding.
Issued by: Renesas Electronics Corporation (http://www.renesas.com)
Send any inquiries to http://www.renesas.com/inquiry.
Old Company Name in Catalogs and Other Documents
Renesas Electronics website:
http://www.renesas.com
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April 1
, 2010
Renesas Electronics Corporation

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Summary of Contents for Renesas M34502T-MCU

  • Page 1 On April 1 , 2010, NEC Electronics Corporation merged with Renesas Technology Corporation, and Renesas Electronics Corporation took over all the business of both companies. Therefore, although the old company name remains in this document, it is a valid Renesas Electronics document. We appreciate your understanding.
  • Page 2 Renesas Electronics. Renesas Electronics shall not be in any way liable for any damages or losses incurred by you or third parties arising from the use of any Renesas Electronics product for an application categorized as “Specific”...
  • Page 3 M34502T-MCU User’s Manual MCU Board for PC4504 Emulator System Rev.2.00 2004.07...
  • Page 4 • These materials are intended as a reference to assist our customers in the selection of the Renesas Technology product best suited to the customer's application; they do not convey any license under any intellectual property rights, or any other rights, belonging to Renesas Technology Corporation, Renesas Solutions Corporation or a third party.

  • Page 5: Table Of Contents

    5.9 Program Execution (G, GB) ... 29 5.10 External Trigger Signal ... 31 5.11 Other Precautions ... 31 6. Connection Circuit Diagram of the M34502T-MCU ... 33 7. External Dimensions of the Pitch Converter Board ... 35 7.1 M34501T-PTC ... 35 Appendix A.

  • Page 6: Preface

    This user's manual describes the specifications of the M34502T-MCU emulator board for Renesas 4501, 4502, 4506, 4507 and 4580 Groups of 4-bit single-chip MCUs. The M34502T-MCU is an MCU board for the PC4504 system used by installing on the PC4504 emulator main unit. For emulator main unit PC4504 and emulator debugger M3T-PD45, refer to each user's manual.

  • Page 7: Precautions For Safety

    1. Precautions for Safety In both the user's manual and on the product itself, several icons are used to insure proper handling of this product and also to prevent injuries to you or other persons, or damage to your properties. This chapter describes the precautions which should be taken in order to use this product safely and properly.
  • Page 8 Warning for Installation: • Do not set this product in water or areas of high humidity. Spilling water or some other liquid into the main unit can cause an unrepairable damage. Warning for Use Environment: • This equipment is to be used in an environment with a maximum ambient temperature of 35°C. Care should be taken that this temperature is not exceeded.
  • Page 9 Notes on Differences between an Actual MCU and the Emulator: • Emulator operation differs from emulation of a mask MCU, as listed below. For details refer to "5. Precautions to Be Taken When Debugging". (1) Reset condition (2) Initial values of internal resource data at power-on (3) Internal ROM and RAM capacities, etc.
  • Page 10 MEMO ( 8 / 38 )

  • Page 11: Handling Precautions

    When using the M34502T-MCU board, pay attention to the following: (1) About the emulator To use the M34502T-MCU board, install it on the PC4504 emulator main unit. (2) About the MCU board installation Before installing (and removing) the MCU board, always be sure to power off the PC4504 emulator main unit and unplug its power cord from the outlet.
  • Page 12 Table 2.2 Registers that can be operated for 4580 Group MCUs Register Reference Modification Register Reference ( 10 / 38 ) Modification...

  • Page 13: Contents Of The Package

    In addition, it comes with an oscillator circuit board OSC-2, with only a connector J1 mounted. *2 Keep the packaging carton and cushion material of the M34502T-MCU to transport it for repair or for other purposes in the future.
  • Page 14 MEMO ( 12 / 38 )

  • Page 15: M34502T-Mcu

    4. M34502T-MCU 4.1 Outline By using with the PC4504 emulator main unit, the M34502T-MCU can make up an emulator system which can be operated by a personal computer. Figure 4.1 shows the development support system configuration for 4502 and 4507 Group MCUs. And Figure 4.2 shows the development support system configuration for 4501, 4506 and 4580 Groups.

  • Page 16: Specifications

    Operating temperature Product configuration *1 The M34502T-MCU has an oscillator circuit board OSC-2 (for 4.19 MHz) that is incorporated when shipped from the factory. In addition, it comes with an oscillator circuit board OSC-2, with only a connector J1 mounted.

  • Page 17: Switches

    4.3 Switches Figure 4.3 shows the positions of switches of the M34502T-MCU. Table 4.2 lists the functions of the switches and their factory-settings. Figure 4.3 Positions of switches Table 4.2 Functions of switches Switch ROMSIZE Label Setting Does not output the V MCU to the target system.

  • Page 18: Check Pins

    4.4 Check Pins The M34502T-MCU has check pins listed in Table 4.3. Table 4.3 Check pins Pins RUN/STOP WRST 4.5 Connectors Table 4.4 lists the functions of the connectors, and Figure 4.4 shows the positions of connectors. Table 4.4 Connectors Connector Figure 4.4 Positions of the connectors...
  • Page 19 (1) Connector J3 Table 4.5 lists the pin assignments of the 60-wire half-pitch connector (J3) for connecting the PCA4029. And Figure 4.5 shows the connector J3 pin layout. Table 4.5 Pin assignments of the 60-wire half-pitch connector (J3) for connecting the PCA4029 Line A Signal Pin No.
  • Page 20 For the connector J4 for the external trigger signal, use the 2-wire external trigger signal cable included with your M34502T-MCU. Connect the black clip of the external trigger cable to GND, and use the white clip for an external trigger signal input. Use the external trigger signal as an external trigger break or an event input of the trace point by the external trigger.

  • Page 21: Connecting To The Target System

    How to connect the M34502T-MCU to the target system when using for 4502 and 4507 Groups is shown below. Make note of the fact that it is not possible to connect the M34502T-MCU directly to the foot pattern of the MCU package (24P2Q-A).
  • Page 22 M34502T-MCU. *2 X is input from oscillator circuit board OSC-2 on the M34502T-MCU and cannot be input from the oscillator circuit on the target system. Figure 4.9 Pin layout of the 26-wire normal-pitch cable...
  • Page 23 How to connect the M34502T-MCU to the target system when using for 4501, 4506 and 4580 Groups is shown below. Make note of the fact that it is not possible to connect the M34502T-MCU directly to the foot pattern of the MCU package (20P2N-A).
  • Page 24 M34502T-MCU. *2 X is input from oscillator circuit board OSC-2 on the M34502T-MCU and cannot be input from the oscillator circuit on the target system. Figure 4.11 Pin layout of the M34501T-PTC...

  • Page 25: Led

    To change the frequency of the system clock, use oscillator circuit board OSC-2 (included) with other necessary parts mounted. 4.7 LED Figure 4.12 shows the LED layout of the M34502T-MCU. The LED lights in green when the power is supplied. Figure 4.12 Layout of the LED are changed by the switches SW1 and SW3 respectively.
  • Page 26 MEMO ( 24 / 38 )

  • Page 27: Precautions To Be Taken When Debugging

    5. Precautions to Be Taken When Debugging 5.1 Reset The M34502T-MCU uses a 74AC14 for its RESET signal input buffer, so that its electrical characteristics differ from those of an actual MCU. Table 5.1 lists the RESET signal input characteristics of the M34502T-MCU.

  • Page 28: Watchdog Timer

    With actual MCUs, the changes occur at the beginning of the T3 state of an output instruction, while with the M34502T-MCU, the changes occur at the beginning of the T2 state of the next output instruction. Figure 5.2 shows the port output timings of actual MCUs and the M34502T- MCU.

  • Page 29: Port I/O Characteristics

    Port P0, P1 5.7 Pullup Transistor Since ports P For the M34502T-MCU, the pullup resistor of 51 kΩ is mounted. When it is necessary to change the pullup resistor, replace the resistance arrays of R3 and R4. Device Item Input...

  • Page 30: Ram Backup Mode

    M34502T-MCU, it is not retained. (a restriction of the M34502T-MCU) With the M34502T-MCU, in the RAM backup mode, ports D, P0 and P1 are held HIGH, and when returned from the RAM backup mode they retain their previous state.

  • Page 31: Program Execution (G, Gb)

    5.9 Program Execution (G, GB) According to the specifications of the PC4504 and M34502T-MCU, there are following restrictions concerned to the operation of the program execution commands (G and GB commands). (1) Continuous description of instructions Hardware breakpoints set in a continuous description of instructions do not cause a break to occur in the continuous description of instructions.
  • Page 32 (2) Skip instructions (e.g. SNZP, INY, DEY, SZB, SEAM, SZC and RTS instructions) When a skip instruction skips the next instruction, a breakpoint set in the skipped instruction does not break. (See Program examples 5.5 and 5.6) Program example 5.5 POINT: TABP POINTA:...

  • Page 33: External Trigger Signal

    After resetting, the system operates by the system clock of the M34502T-MCU. (5) As the operating voltage of the M34502T-MCU is 3 V or 5 V, the results of the A-D conversion may differ from the theoretical values because of the difference with the voltage of the target system.
  • Page 34 MEMO ( 32 / 38 )

  • Page 35: Connection Circuit Diagram Of The M34502T-Mcu

    6. Connection Circuit Diagram of the M34502T-MCU Figure 6.1 shows the connection circuit diagram of M34502T-MCU. This circuit diagram depicts the M34502T-MCU connection centering on circuits connected to the target system. Emulator control blocks and other similar circuits that are not connected to the target system are omitted in this diagram.
  • Page 36 MEMO ( 34 / 38 )

  • Page 37: External Dimensions Of The Pitch Converter Board

    7. External Dimensions of the Pitch Converter Board 7.1 M34501T-PTC Figure 7.1 shows the external dimensions of the M34501T-PTC. Figure 7.1 External dimensions of the M34501T-PTC ( 35 / 38 )

  • Page 38: Appendix A. How To Request For Repair

    After checking the contents of fault, the distributor should please send the faulty product along with the Repair Request Sheet to Renesas Solutions Corp. When the faulty product is repaired, it will be returned to the customer at the earliest convenience.
  • Page 39 M34502T-MCU User's Manual Rev.2.00 July 1, 2004 REJ10J0273-0200Z COPYRIGHT ©2003-2004 RENESAS TECHNOLOGY CORPORATION AND RENESAS SOLUTIONS CORPORATION ALL RIGHTS RESERVED...
  • Page 40 M34502T-MCU User’s Manual 1753, Shimonumabe, Nakahara-ku, Kawasaki-shi, Kanagawa 211-8668 Japan REJ10J0273-0200Z...

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