User manual

Rockwell Automation Publication 1756-UM001O-EN-P - October 2014 101
Chapter 6
Serial Communication on 1756-L6x Controllers
Topic Page
1756-L6x Controller Serial Port 102
Communication with Serial Devices 103
DF1 Master Protocol 104
DF1 Point to Point Protocol 105
DF1 Radio Modem Protocol 106
DF1 Slave Protocol 109
DH-485 Protocol 110
ASCII Protocol 112
Configure the 1756-L6x Controller for Serial Communication 113
Broadcast Messages Over a Serial Port 115
Modbus Support 118