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NEC IE-789026-NS-EM1 User Manual
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NEC IE-789026-NS-EM1 User Manual

NEC IE-789026-NS-EM1 User Manual

Emulation board
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User's Manual
IE-789026-NS-EM1
Emulation Board
Target devices
µ µ µ µ PD789026 Subseries
Document No. U14362EJ2V1UM00 (2nd edition)
Date Published June 2002 N CP(K)
1999
©
1991
Printed in Japan

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Summary of Contents for NEC IE-789026-NS-EM1

  • Page 1 User’s Manual IE-789026-NS-EM1 Emulation Board Target devices µ µ µ µ PD789026 Subseries Document No. U14362EJ2V1UM00 (2nd edition) Date Published June 2002 N CP(K) 1999 © 1991 Printed in Japan...
  • Page 2 [MEMO] User’s Manual U14362EJ2V1UM...
  • Page 3 NEC does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from the use of NEC semiconductor products listed in this document or any other liability arising from the use of such products. No license, express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of NEC or others.
  • Page 4 Some information contained in this document may vary from country to country. Before using any NEC product in your application, pIease contact the NEC office in your country to obtain a list of authorized representatives and distributors. They will verify: •...
  • Page 5 Major Revisions in This Edition Page Description • Addition of description of IE-78K0S-NS-A as supported in-circuit emulator Throughout • Addition of NP-H44GB-TQ and NP-H44GB-TQ as supported emulation probes • Deletion of NP-42CU from supported emulation probes pp.12 and 13 Figure 1-1 System Configuration •...
  • Page 6 µ PD789022, 789024, 789025, 789026, 78F9026 Target Readers This manual is intended for engineers who will use the IE-789026-NS-EM1 with the IE- 78K0S-NS or IE-78K0S-NS-A to perform system debugging. Engineers who use this manual are expected to be thoroughly familiar with the target device’s functions and use methods and to be knowledgeable about debugging.
  • Page 7 This includes the target program and the hardware provided by the user. When defined narrowly, it includes only the hardware. IE system This refers to the combination of the IE-78K0S-NS or IE-78K0S-NS-A and the IE-789026-NS-EM1. Conventions Data significance: Higher digits on the left and lower digits on the right...

  • Page 8: Table Of Contents

    CONTENTS CHAPTER 1 GENERAL...........................11 System Configuration..........................12 Hardware Configuration ..........................14 Basic Specifications ..........................15 CHAPTER 2 PART NAMES........................16 Parts of Main Unit............................17 CHAPTER 3 INSTALLATION ........................18 Connection ..............................19 Clock Settings ............................20 3.2.1 Overview of clock settings ......................20 3.2.2 Main system clock settings ......................22 Power Supply Voltage Setting of Target Interface ..................27 External Trigger............................28 Switch and Jumper Settings on IE-78K0S-NS or IE-78K0S-NS-A ............29...
  • Page 9 Title Page System Configuration ............................12 Basic Hardware Configuration...........................14 IE-789026-NS-EM1 Part Names ........................17 Connection of Emulation Probe.........................19 External Circuits Used as System Clock Oscillator ...................20 When Using Clock That Is Already Mounted on Emulation Board ..............21 When Using User-Mounted Clock ........................21 When Using an External Clock..........................22...
  • Page 10 LIST OF TABLES Table No. Title Page Basic Specifications............................15 Main System Clock Settings ..........................22 Switch and Jumper Settings on IE-78K0S-NS....................29 Switch and Jumper Settings on IE-78K0S-NS-A ....................29 NP-44GB, NP-44GB-TQ, NP-H44GB-TQ Pin Assignments ................34 User’s Manual U14362EJ2V1UM...

  • Page 11: Chapter 1 General

    CHAPTER 1 GENERAL The IE-789026-NS-EM1 is a development tool for efficient debugging of hardware or software when using one of the following target devices that belong to the 78K/0S Series of 8-bit single-chip microcontrollers. This chapter describes the IE-789026-NS-EM1’s system configuration and basic specifications.

  • Page 12: System Configuration

    CHAPTER 1 GENERAL 1.1 System Configuration Figure 1-1 illustrates the IE-789026-NS-EM1’s system configuration. Figure 1-1. System Configuration Note 1 Debugger Device file ID78K0S-NS (obtain separately) (sold separately) Control software Host machine PC-9800 Series, IBM PC/AT™ or compatibles Interface board Interface board...
  • Page 13 Notes 1. The device file is as follows, in accordance with the subseries. µ S××××DF789026: µ PD789022, 789024, 789025, 789026, 78F9026A Device files can be downloaded from the NEC Electron Devices Web site (URL: http://www.ic.nec.co.jp/micro). 2. The emulation probe is as follows, in accordance with the package.

  • Page 14: Hardware Configuration

    CHAPTER 1 GENERAL 1.2 Hardware Configuration Figure 1-2 shows the IE-789026-NS-EM1’s position in the basic hardware configuration. Figure 1-2. Basic Hardware Configuration Dedicated bus interface IE system IE-78K0S-NS/IE-78K0S-NS-A IE-789026-NS-EM1 Interface board Emulation board 78K0S main board Host machine (sold separately)

  • Page 15: Basic Specifications

    CHAPTER 1 GENERAL 1.3 Basic Specifications The IE-789026-NS-EM1’s basic specifications are listed in Table 1-1. Table 1-1. Basic Specifications Parameter Description µ PD789026 Subseries Target device System clock Main system clock: 1.0 to 5.0 MHz Main system clock supply External: Input via an emulation probe from the target system Internal: Mounted on emulation board (5.0 MHz), or mounted on the board by the user...

  • Page 16: Chapter 2 Part Names

    PART NAMES This chapter introduces the parts of the IE-789026-NS-EM1 main unit. The packing box contains the emulation board (IE-789026-NS-EM1), packing list, user’s manual, and guarantee card. If there are any missing or damaged items, please contact an NEC sales representative.

  • Page 17: Parts Of Main Unit

    CHAPTER 2 PART NAMES 2.1 Parts of Main Unit Figure 2-1. IE-789026-NS-EM1 Part Names LowVolt EXTOUT EXTIN Probe connector CN1 44GB Main system clock Probe connector CN2 42CU LED1 User’s Manual U14362EJ2V1UM...

  • Page 18: Chapter 3 Installation

    CHAPTER 3 INSTALLATION This chapter describes methods for connecting the IE-789026-NS-EM1 to the IE-78K0S-NS or IE-78K0S-NS-A, emulation probe, etc. Mode setting methods are also described. Caution Connecting or removing components to or from the target system, or making switch or other setting changes must be carried out after the power supply to both the IE system and the target system has been switched OFF.

  • Page 19: Connection

    INSTALLATION 3.1 Connection (1) Connection with IE-78K0S-NS or IE-78K0S-NS-A main unit See the IE-78K0S-NS User’s Manual (U13549E) for a description of how to connect the IE-789026-NS-EM1 to Note the IE-78K0S-NS Note When using the IE-78K0S-NS-A, see the IE-78K0S-NS-A User’s Manual (U15207E).

  • Page 20: Clock Settings

    CHAPTER 3 INSTALLATION 3.2 Clock Settings 3.2.1 Overview of clock settings The main system clock to be used during debugging can be selected from (1) to (3) below. (1) Clock that is already mounted on emulation board (2) Clock that is mounted by user (3) Pulse input from target system If the target system includes a clock oscillator, select either “(1) Clock that is already mounted on emulation board”...
  • Page 21 (2) Clock that is mounted by user The user is able to mount any clock supported by the set specifications on the IE-789026-NS-EM1. Remove the crystal oscillator (X1) that is already mounted on the emulation board, and mount the parts board on which the resonator to be used is mounted or the oscillator to be used.

  • Page 22: Main System Clock Settings

    (ID78K0S-NS) and select “External” in the area (Clock) for selecting the CPU’s clock source (this selects the user’s clock). Remark The IE-789026-NS-EM1’s factory settings are those listed above under “when using clock that is already mounted on emulation board”.
  • Page 23 CHAPTER 3 INSTALLATION (2) When using clock mounted by user The settings described under either (a) or (b) are required, depending on the type of clock to be used. When starting the integrated debugger (ID78K0S-NS), open the configuration dialog box and select “Internal” in the area (Clock) for selecting the CPU’s clock source (this selects the emulator’s internal clock).
  • Page 24 INSTALLATION <2> Prepare the IE-789026-NS-EM1. <3> Remove the crystal oscillator that is mounted in the IE-789026-NS-EM1’s X1 socket. <4> Connect the parts board (from <1> above) to the X1 socket from which the crystal oscillator was removed. Check the pin 1 mark to make sure the board is mounted in the correct direction.
  • Page 25 <Steps> <1> Prepare the IE-789026-NS-EM1. <2> Remove the crystal oscillator that is mounted in the IE-789026-NS-EM1’s X1 socket. <3> Connect a crystal oscillator to the X1 socket from which the crystal oscillator was removed (in <2> above). Insert the crystal oscillator pin into the socket aligning the pins as shown in the figure below.
  • Page 26 CHAPTER 3 INSTALLATION The above steps configure the following circuit and enable supply of the clock from the mounted resonator to the emulation device. IE-78K0S-NS or IE-78K0S-NS-A side (Emulation device) 4.7 kΩ Crystal oscillator 100 Ω µ PD789009 HC157 µ PD789009 1 MΩ...

  • Page 27: Power Supply Voltage Setting Of Target Interface

    (5 V). When debugging with a voltage that is the same level as that of the target system, supply the same voltage as that of the target system to the TP1 terminal pin of the IE-789026-NS-EM1 (the same applies when the voltage is 5 V).

  • Page 28: External Trigger

    CHAPTER 3 INSTALLATION 3.4 External Trigger To set up an external trigger, connect the IE-789026-NS-EM1’s check pins EXTOUT and EXTIN, as shown below. See the IE-78K0S-NS User’s Manual (U13549E) or IE-78K0S-NS-A User’s Manual (U15207E) for pin characteristics. For the use methods, see the ID78K0-NS, ID78K0S-NS Integrated Debugger Ver.2.20 or Later Operation (Windows Based) User’s Manual (U14910E).

  • Page 29: Switch And Jumper Settings On Ie-78K0S-Ns Or Ie-78K0S-Ns-A

    3.5 Switch and Jumper Settings on IE-78K0S-NS or IE-78K0S-NS-A (1) Settings on the IE-78K0S-NS When using the IE-789026-NS-EM1, set the switches and jumpers on the IE-78K0S-NS as shown in Table 3-2. For details of these switch and jumper settings, refer to the IE-78K0S-NS User’s Manual (U13549E).

  • Page 30: Chapter 4 Differences Between Target Device And Target Interface Circuit

    This chapter describes differences between the target device’s signal lines and the signal lines of the IE-789026- NS-EM1’s target interface circuit. Although the target device is a CMOS circuit, the IE-789026-NS-EM1’s target interface circuit consists of an emulation CPU, TTL, CMOS-IC, and other components.
  • Page 31 (3) Other signals • V When the target system is not connected, the internal power supply voltage (5 V) of the IE-789026-NS-EM1 is supplied to the emulation CPU. When the target system is connected, power is supplied via the voltage supply pin (TP1).
  • Page 32 CHAPTER 4 DIFFERENCES BETWEEN TARGET DEVICE AND TARGET INTERFACE CIRCUIT Figure 4-1. Equivalent Circuit 1 of Emulation Circuit Probe side IE-789026-NS-EM1 side × 8 1 MΩ 100 Ω × 8 × 8 1 MΩ 100 Ω × 8 × 3 1 MΩ...
  • Page 33 CHAPTER 4 DIFFERENCES BETWEEN TARGET DEVICE AND TARGET INTERFACE CIRCUIT Figure 4-2. Equivalent Circuit 2 of Emulation Circuit Probe side IE-789026-NS-EM1 side Leave open 1 MΩ 100 Ω µ PC393 (IC) (IC) Leave open Figure 4-3. Equivalent Circuit 3 of Emulation Circuit...

  • Page 34: Appendix Aemulation Probe Pin Assignment Table

    APPENDIX A EMULATION PROBE PIN ASSIGNMENT TABLE Table A-1. NP-44GB, NP-44GB-TQ, NP-H44GB-TQ Pin Assignments Emulation Probe CN1 Pin No. Emulation Probe CN1 Pin No. Remarks 1. NP-44GB, NP-44GB-TQ, and NP-H44GB-TQ are products of Naito Densei Machida Mfg. Co., Ltd. 2. The numbers in the “Emulation probe” column indicate the corresponding pin number on the emulation probe tip.

  • Page 35: Appendix B Cautions On Designing Target System

    Follow the configuration below and consider the shape of parts to be mounted on the target system when designing a system. Figure B-1. Distance Between In-Circuit Emulator and Conversion Socket/Conversion Adapter In-circuit emulator IE-78K0S-NS or IE-78K0S-NS-A Target system Emulation board IE-789026-NS-EM1 Note 170 mm Emulation Probe Conversion socket: EV-9200G-44 NP-44GB, NP-44GB-TQ Conversion adapter: TGB-044SAP...
  • Page 36 APPENDIX B CAUTIONS ON DESIGNING TARGET SYSTEM Figure B-2. Connection Condition of Target System (When NP-H44GB-TQ Is Used) Emulation board IE-789026-NS-EM1 Extension probe NP-H44GB-TQ 23 mm 11 mm Conversion adapter TGB-044SAP 10 mm 40 mm 34 mm Target system Remark NP-H44GB-TQ is a product of Naito Densei Machida Mfg. Co., Ltd.
  • Page 37 [MEMO] User’s Manual U14362EJ2V1UM...
  • Page 38 [MEMO] User’s Manual U14362EJ2V1UM...
  • Page 39 Facsimile Message Although NEC has taken all possible steps to ensure that the documentation supplied to our customers is complete, bug free and up-to-date, we readily accept that From: errors may occur. Despite all the care and precautions we've taken, you may Name encounter problems in the documentation.

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