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GFK-1911B
Chapter 8 Communications
8-23
8
Example 2,
R
eading Object 5FFF, Subindex 2 of a VersaPoint RS-232
Communications Module on Slot 3
Read request (master -> slave)
Data (4 Words VC1)
Data Structure
01 03 5F FF 02 I 00 00 00
Read PCP/Slot/Index high/Index low/Subindex I 3
bytes unused
Read response (slave -> master)
Data (4 Words VC1)
Data Structure
81 00 01 07 I 00 00 00 00
Read response/Status/Actual length/1 byte of object
data I 4 bytes unused
Clear request (master -> slave)
Data (4 Words VC1)
Data Structure
00 xx xx xx xx xx xx xx
Clear
Clear response (slave -> master)
Data (4 Words VC1)
Data Structure
00 00 00 00 00 00 00 00
Clear response
Summary of Contents for VersaPoint IC220PB001
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