Comtrol DeviceMaster EtherNet/IP-Modbus EIP-MOD User Manual page 136

| Write Coils Service (4F Hex)
Parameter Data Type
startAddress INT (16 bit WORD) 0 to FFFF hex
numCoils INT (16 bit WORD) 1 to 1968 (7b0 hex)
coilData SINT array
Parameter
startAddress
numCoils
136 - Chapter 10. PLC Programming for Modbus Object (44 Hex)
Range
00 to FF hex
Data Type
INT (16 bit WORD) 0 to FFFF hex
INT (16 bit WORD) 1 to 1968 (7b0 hex) Number of coils written
Description
Starting address base 0
Number of coils represented by a single bit.
Coil data to write
Range Description
Starting address base 0
DeviceMaster EIP-MOD User Guide: 2000664 Rev. A