Renesas MCU Board for PC4504 Emulator System M34570T-MCU User Manual
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Renesas MCU Board for PC4504 Emulator System M34570T-MCU User Manual

Renesas MCU Board for PC4504 Emulator System M34570T-MCU User Manual

Mcu board for pc4504 emulator system
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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.
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April 1
, 2010
Renesas Electronics Corporation

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Summary of Contents for Renesas MCU Board for PC4504 Emulator System M34570T-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 M34570T-MCU User’s Manual MCU Board for PC4504 Emulator System Rev.1.00 2003.09...
  • 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

    Contents Preface ... 4 1. Precautions for Safety ... 5 1.1 Safety Symbols and Meanings ... 5 2. Handling Precautions ... 9 3. Contents of the M34570T-MCU Package ... 11 3.1 Things to Check When Unpacking ... 11 3.2 Other Necessary Products ... 11 4.

  • Page 6: Preface

    Preface This user's manual describes the specifications of the M34570T-MCU emulator board for Renesas 4570 group of 4-bit single-chip microcomputers. M34570T-MCU is an MCU board for the PC4504 emulator. For the PC4504 emulator main unit and the M3T-PD45 emulator debugger, 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

    Warning for Installation: • Do not set this product in water or areas of high humidity. Make sure that the main unit does not get wet. Spilling water or some other liquid into the main unit can cause an unrepairable damage. Warning for Use Environment: •...

  • Page 9: Notes On Differences Between Actual Mcu And Emulator

    Notes on Differences between Actual MCU and Emulator: • Emulator operation differs from emulation of a mask MCU, as listed below. For details refer to "Chapter 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 / 34 )

  • Page 11: Handling Precautions

    2. Handling Precautions When using the M34570T-MCU board, pay attention to the following: (1) About the emulator To use the M34570T-MCU board, you always need to 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 MEMO ( 10 / 34 )

  • Page 13: Contents Of The M34570T-Mcu Package

    3. Contents of the M34570T-MCU Package 3.1 Things to Check When Unpacking Table 3.1 shows the contents of the M34570T-MCU package. When unpacking your M34570T- MCU package, check to see that all of these components are included. Table 3.1 Contents of M34570T-MCU Item *1 M34570T-MCU has an oscillator circuit board OSC-2 (for 4.19MHz) that is incorporated when shipped from the factory.
  • Page 14 MEMO ( 12 / 34 )

  • Page 15: M34570T-Mcu

    4. M34570T-MCU 4.1 Outline By using with the PC4504 emulator main unit, M34570T-MCU can make up an emulator system which can be operated by a personal computer. Figure 4.1 shows the development support system configuration. Figure 4.1 Development support system configuration ( 13 / 34 )

  • Page 16: Specifications

    4.2 Specifications Table 4.1 lists specifications of M34570T-MCU. Table 4.1 M34570T-MCU Specifications Applicable MCUs Evaluation MCU Maximum operating clock frequency Target system voltage Power supply Port emulation Board dimensions Operating temperature Product configuration *1 M34570T-MCU has an oscillator circuit board OSC-2 (for 4.19MHz) that is incorporated when shipped from the factory.

  • Page 17: Description Of Switches

    4.3 Description of Switches The M34570T-MCU board has three switches. Figure 4.2 shows the positions of these switches. Tables 4.2 list the functions of the switches. Shown in Table 4.2 is the preset switch positions that are set before the MCU board is shipped from the factory. Figure 4.2 Positions of switches Table 4.2 Functions of switches Switch position...

  • Page 18: Description Of Connectors

    4.4 Description of Connectors The M34570T-MCU board has five connectors. Table 4.3 lists the functions of these connectors. Figure 4.3 shows the positions of connectors on the MCU board. Table 4.3 Connectors Connector Figure 4.3 Positions of the connectors Function Connects the evaluation MCU bus.
  • Page 19 (1) Connector J3 Table 4.4 lists the pin assignments of the 80-wire half-pitch connector (J3) for connecting the PCA4029. And Figure 4.4 shows the connector J3 pin layout. Table 4.4 Pin assignments of the connector J3 Note: "I" in the direction column denotes "Input"; "O" denotes "Output"; "I/O" denotes "Input/ output";...
  • Page 20 (2) Connector J4 Use the 2-wire cable for external trigger signals (included) for the connector J4 (for external trigger signals). Connect the black clip of the external trigger cable to GND, and use the white clip for external trigger signal input. External signals are used as external trigger breaks, or event input of trace points by an external trigger.

  • Page 21: Connection To The Target System

    4.5 Connection to the Target System When connecting the M34570T-MCU board to the target system: Use the 40-wire normal-pitch cable (included) to connect the 40-pin dual-in-line pins on the target system. Following products are required for connection to the target system. •...
  • Page 22 Table 4.7 40-wire normal-pitch cable pin assignments Figure 4.8 Pin layout of 40-wire normal-pitch cable ( 20 / 34 )

  • Page 23: Led

    Some signals connected to the target system are emulated on the M34570T-MCU board. For details, see "Chapter 6. Connection Circuit Diagram". • Pins connected directly to the target system (5 types, 15 lines) (1) P3 to P3 (2) P4 to P4 (3) CARR (4) D to D...
  • Page 24 MEMO ( 22 / 34 )

  • Page 25: Precautions To Be Taken When Debugging

    5. Precautions to be Taken When Debugging 5.1 Reset The M34570T-MCU uses a 74AC14 for its RESET signal input buffer, so that its electrical characteristics differ from those of the actual chip. Table 5.1 lists the RESET signal input characteristics of the M34570T-MCU. Table 5.1 RESET signal input characteristics Item H-level threshold voltage...

  • Page 26: Watchdog Timer

    5.4 Watchdog Timer The M34570T-MCU does not have an operational watchdog timer. Therefore, use an evaluation MCU (OTP version) to verify the operation associated with a watchdog timer. The M34570T-MCU outputs a signal whose waveform is shown below from the check pin TP5 during WRST instruction execution cycles.

  • Page 27: Port I/O Timing

    5.7 Port I/O Timing (1) Port input timing Port input timings are the same as with the actual MCUs. (2) Port output timing When using the M34570T-MCU, output timings are different from those of the actual MCUs for the following ports that are configured with port emulation circuits: •...

  • Page 28: Power-Down Mode

    5.8 Power-down Mode In the power-down mode, the M34570T-MCU operates differently from the actual chip of each MCU. (1) Power-down operation of M34570T-MCU Although the actual chip of each MCU is placed in the power-down mode by executing a combination of EPOF and POF instructions, the M34570T-MCU is placed in the power-down mode by only the POF instruction.

  • Page 29: Program Execution (G, Gb)

    5.9 Program Execution (G, GB) The PC4504 and M34570T-MCU’s hardware are subject to the following restrictions with respect to the operation of the program execution commands (G and GB). (1) Continuous description of instructions Hardware breakpoints set in a continuous description of instructions following one after another do not cause a break to occur in the continuous description of instructions.
  • Page 30 (2) Skip instructions (e.g. SNZP, INY, DEY, SZB, SEAM, SZC and RTS) When a skip instruction skips the next instruction, a breakpoint set in the skipped instruction does not cause execution to halt. (See Program examples 5.5 and 5.6) Program example 5.5 POINT: TABP POINTA:...

  • Page 31: External Trigger

    5.10 External Trigger (1) External trigger signal input timing The latch timing of the external trigger signal is shown in Figure 5.3. System clock External trigger clock Figure 5.3 Latch timing of external trigger signal (2) External trigger signal input characteristics Trigger breaks work according to the condition (leading edge/trailing edge) of signals input from the external trace cable.
  • Page 32 MEMO ( 30 / 34 )

  • Page 33: Connection Circuit Diagram

    6. Connection Circuit Diagram Figure 6.1 shows the connection circuit diagram of M34570T-MCU. This circuit diagram depicts the M34570T-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. Figure 6.1 Connection circuit diagram ( 31 / 34 )

  • Page 34: Appendix A

    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 35 M34570T-MCU User's Manual Rev.1.00 September 1, 2003 REJ10J0277-0100Z COPYRIGHT ©2003 RENESAS TECHNOLOGY CORPORATION AND RENESAS SOLUTIONS CORPORATION ALL RIGHTS RESERVED...
  • Page 36 M34570T-MCU User’s Manual 1753, Shimonumabe, Nakahara-ku, Kawasaki-shi, Kanagawa 211-8668 Japan REJ10J0277-0100Z...

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