DM5806 Datasheet PDF - ETC
| Part Number | DM5806 | |
| Description | DATA MODULE DIGITAL I/O BOARD | |
| Manufacturers | ETC | |
| Logo |  |
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DM5806/DM6806
User’s Manual
®
Real Time Devices USA, Inc.
“Accessing the Analog World”®
Publication No. 5806-8/18/99
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Table of Contents
INTRODUCTION .................................................................................................................................... i-1
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Digital I/O ............................................................................................................................................................... i-3
8254 Timer/Counter ................................................................................................................................................ i-3
What Comes With Your Board ............................................................................................................................... i-3
Board Accessories ................................................................................................................................................... i-3
Using This Manual .................................................................................................................................................. i-4
When You Need Help ............................................................................................................................................. i-4
CHAPTER 1 — BOARD SETTINGS .................................................................................................. 1-1
Factory-Configured Switch and Jumper Settings .................................................................................................. 1-3
P3 — Interrupt and Interrupt Channels (Factory Setting: G Connected; Interrupt Channels Disabled) .......... 1-4
P4 — Interrupt Source Select (Factory Setting: EXT) ..................................................................................... 1-5
P5 — 8254 Timer/Counter Clock Sources (Factory Settings: CLK0-OSC, CLK1-OT0, CLK2-OT1) ........... 1-5
S1 — Base Address (Factory Setting: 300 hex (768 decimal)) ......................................................................... 1-6
S2 — Buffer Bypass Switch (Factory Setting: OPEN (Not Bypassed)) ........................................................... 1-7
F1 — External +5-volt Fuse .............................................................................................................................. 1-7
Pull-up/Pull-down Resistors on Digital I/O Lines ................................................................................................. 1-8
CHAPTER 2 — BOARD INSTALLATION ....................................................................................... 2-1
Board Installation ................................................................................................................................................... 2-3
External I/O Connections ....................................................................................................................................... 2-4
Connecting the Digital I/O ................................................................................................................................. 2-4
Connecting the Timer/Counter I/O .................................................................................................................... 2-4
Connecting the External Interrupt ...................................................................................................................... 2-4
Running the 806DIAG Diagnostics Program ........................................................................................................ 2-5
CHAPTER 3 — HARDWARE DESCRIPTION ................................................................................. 3-1
Digital I/O, 8255 Programmable Peripheral Interface .......................................................................................... 3-3
Timer/Counters ...................................................................................................................................................... 3-4
Interrupts ................................................................................................................................................................ 3-4
CHAPTER 4 — BOARD OPERATION AND PROGRAMMING ................................................... 4-1
Defining the I/O Map ............................................................................................................................................. 4-3
BA + 0: PPI Port A — Digital I/O (Read/Write) .............................................................................................. 4-3
BA + 1: PPI Port B — Digital I/O (Read/Write) .............................................................................................. 4-3
BA + 2: PPI Port C — Digital I/O (Read/Write) ............................................................................................... 4-3
BA + 3: 8255 PPI Control Word (Write Only) ................................................................................................. 4-4
BA + 4: IRQ Enable (Write Only) .................................................................................................................... 4-5
BA + 5: Interrupt Status/Clear (Read/Write) .................................................................................................... 4-5
BA + 6: Reserved .............................................................................................................................................. 4-6
BA + 7: Reserved .............................................................................................................................................. 4-6
BA + 8: 8254 Timer/Counter 0 (Read/Write) ................................................................................................... 4-6
BA + 9: 8254 Timer/Counter 1 (Read/Write) ................................................................................................... 4-6
BA + 10: 8254 Timer/Counter 2 (Read/Write) ................................................................................................. 4-6
BA + 11: 8254 Control Word (Write Only) ..................................................................................................... 4-6
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| Information | Total 30 Pages | |
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