Table of Contents
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Overview (continued)
PLC Scan
Internal
diagnostics
I/O update
Relay
ladder
logic
Special
function
module
access
COMM
port
access
PLC CPU
Figure 1-1 Interaction—386/ATM Coprocessor and PLC
1-4
Module Features
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386/ATM Communications
386ATM
Driver
(MS-DOS
device
driver)
PLC Bus
Serial port
Serial ports
386/ATM Coprocessor
Application
program
Floppy
disk
Hard
disk
Serial
1 or 2
386/ATM Coprocessor User Manual
Video
Keyboard
Printer
I001668
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