Control And Status Byte For Register Communication - WAGO -I/O-SYSTEM 750 Manual

56 • 750-636 [DC Drive Controller]
Configuration of the I/O Module via the Parameter Channel
2.1.1.10.4.1

Control and Status Byte for Register Communication

The following tables show the assignment of the control bytes and status bytes
for register communication.
REG_
Register
number
R/W
REG_
COM
The I/O module uses bit 7 (REG_COM) of the status byte S0 to acknowledge
the register communication.
REG_
Register
number
REG_
COM
X
Bit 7 Bit 6 Bit 5
R/W
COM
Register number of selected function (see Table "Setting Parameters")
0: Read access
1: Write access
1: Register communication
Bit 7 Bit 6 Bit 5
X
COM
Register number for selected function (see Table "Setting Parameters"),
mirrored from control byte 0
1: Register communication (mirrored from control byte C0)
Reserved
Control byte C0
Bit 4 Bit 3
Register number
Status byte S0
Bit 4 Bit 3
Register number
Bit 2 Bit 1 Bit 0
Bit 2 Bit 1 Bit 0
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