The test setup uses the Example software with a null modem and software Modbus pull/slave.
using parity even in both master and slave works. If I switch to parity none I get below.
"
Disconnected
Error 56 occurred at RTU Data Unit.lvclass:Read ADU Packet.vi:5030001
Complete call chain:
RTU Data Unit.lvclass:Read ADU Packet.vi:5030001
Modbus Master.lvclass:Master network read write.vi:1560022
Modbus Master.
"