Yes I have enabled it.
Does the -10 result in the res variable mean anything to you ?
Also is this
if (modbus.read() == -1)
universal for all modbus devices or specific to yours ?
Yes I have enabled it.
Does the -10 result in the res variable mean anything to you ?
Also is this
if (modbus.read() == -1)
universal for all modbus devices or specific to yours ?