Applied Microsystems Corporation
USER'S MANUAL
Z-80**/3880 Series Microprocessors
5020 148th Ave. N.E.
P.O. Box C-1002
Redmond, WA 98073-1002
Copyright © 1984. All rights reserved
EM-180 / 180B Diagnostic Emulator *
*Diagnostic Emulator is a Trademark of Applied Microsystems Corporation
**Z-80 is a Trademark of Zilog Inc.
Applied Microsystems Corporation has made every effort to document this product accurately and completely. However, Applied Microsystems assumes no liability for errors or for any damages that result from use of this manual or the equipment it accompanies. Applied Microsystems reserves the right to make changes to this manual without notice at any time.
Because this configuration of the EM-180B Diagnostic Emulator is intended for use in developing, debugging, and testing Zilog Z-80/3880 Series microprocessor-based systems, it is presumed that the user is familiar with the terminology of the Z80/3880 Series microprocessor.
Table of Contents
| 1-1 | System Concept . . . . . . . . | 1-2
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| 1-2 | Transparency . . . . . . . . . . . | 1-2
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| 1-3 | Warranty . . . . . . . . . . . . . . . | 1-2
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| 1-4 | General Specifications . . . | 1-3
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| 2-1 | Operator's Station . . . . . . . | 2-2
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| 2-2 | Emulator Probe . . . . . . . . . | 2-2
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| 2-3 | Keyboard . . . . . . . . . . . . . . | 2-2
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| 2-4 | Diagnostic EPROM Socket . . . . | 2-2
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| 2-5 | Display Panel . . . . . . . . . . | 2-2
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| 2-6 | Trace Memory . . . . . . . . . . | 2-5
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| 2-7 | Back Panel Controls and Connectors . . . . | 2-5
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| 2-8 | RAM Overlay . . . . . . . . . . . | 2-5
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| 2-9 | Disassembler . . . . . . . . . . | 2-6
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| 3-1 | Operating Voltage . . . . . . | 3-2
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| 3-2 | Safety Information . . . . . . | 3-2
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| 3-3 | Connection to Target Equipment . . . . | 3-2
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| 4-1 | Execution Control . . . . . . . | 4-2
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| 4-1.0 RESET Keyswitch . . . . | 4-2
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| 4-1.1 RUN Keyswitch . . . . . . | 4-2
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| 4-1.2 RUN BKPT Keyswitch . . . . | 4-3
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| 4-1.3 STEP Keyswitch . . . . . | 4-3
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| 4-1.4 Breakpoint System . . . | 4-6
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| 4-1.5 Trace Memory . . . . . . . | 4-12
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| 4-2 | Examination and Alteration of CPU Registers . . . . | 4-13
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| 4-3 | Examination and Alteration of Memory Locations . . | 4-15
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| 4-4 | Exmination and Alteration of I/O Ports . . . . . . . . . . . . | 4-17
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| 5-1 | Overview . . . . . . . . . | 5-2
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| 5-2 | Installation . . . . . . . . | 5-3
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| 5-3 | Controls . . . . . . . . . . | 5-4
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| 5-4 | Uploading/Downloading . . . | 5-6
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| 6-1 | Overview . . . . . . . . . | 6-2
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| 6-1.1 Operation Perparation Procedures . . . . | 6-2
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| 6-2 | Format Definition . . . | 6-3
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| 6-3 | Line Assembler . . . . . | 6-9
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| 6-3.1 How to Use the Line Assembler . . . . | 6-9
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| 6-3.2 Features Supported . . . . . . . . | 6-10
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| 6-4 | Memory Disassembler . . . . . . . | 6-12
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| 6-4.1 Overview . . . . . . | 6-12
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| 6-4.2 How to Use the Disassembler . . . . . | 6-12
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| 6-4.3 Disassembler Output Format . . . . . . | 6-12
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| 6-4.4 Errors . . . . . . . . | 6-12
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| 7-1 | Group A: Memory Tests . . . . . . | 7-2
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| 7-2 | Group B: Oscilloscope Loops . . . . | 7-7
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| 7-3 | Group C: Memory Load and Dump . . . | 7-9
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| 7-4 | Group D: Miscellaneous . . . . . | 7-15
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| 7-5 | Group E: Change Default Parameters . . . | 7-18
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| 7-6 | Group F: Internal Operations . . . . | 7-19
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| 8-1 | Overview . . . . . . | 8-2
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| 8-2 | Internal Environment . . . . . | 8-3
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| 8-2.1 ROM . . . . . | 8-4
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| 8-2.2 Front Panel EPROM Socket . . . | 8-4
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| 8-2.3 Scratchpad RAM . . . . | 8-4
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| 8-2.4 I/O Devices . . . . . . . | 8-6
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| 8-3 | Entry to User Code Functions . . . . | 8-15
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| 8-4 | Introspection Mode . . . . . . | 8-15
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| 8-4.1 Code F . . . . | 8-16
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| 8-5 | Getting To and From the Target System . . . | 8-16
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| 8-5.1 Examine and Store . . . . | 8-17
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| 8-5.2 Pause to Run . . . . . . | 8-18
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| 8-5.3 Run to Pause . . . . | 8-18
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| 8-5.4 Re-Entry Jump . . . . . | 8-19
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| 8-6 | User Accessible Subroutines . . . . | 8-21
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| 8-7 | Interrupts . . . . | 8-25
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| 8-8 | Code Function Example . . . . | 8-25
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| 9-1 | Auxiliary Connector . . . . . . | 9-2
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| 9-2 | Option Switches . . . . . . . | 9-4
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| 9-3 | Serial Interface . . . . . . . | 9-5
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| 9-4 | Upload/Download Protocol . . . . . | 9-6
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| 9-5 | External Breakpoint . . . . . . . | 9-8
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| 9-6 | Trace Hold . . . . . . . . | 9-8
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| 9-6.1 Window Mode . . . . . | 9-9
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| 9-6.2 Selective Trace . . . . | 9-10
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| 9-7 | Signature Analysis . . . | 9-10
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| 9-8 | Soft Shutdown . . . . | 9-14
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| 10-1 | Maintenance . . . . | 10-2
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| 10-1.1 Power Supply . . . | 10-2
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| 10-1.2 Cables . . . . . . . | 10-2
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| 10-1.3 Probe Tip Assembly . . . . . | 10-2
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| 10-2 | Troubleshooting . . . . | 10-3
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