[RC232] For EN 300 220, which “receiver category” (1, 1.5, 2 or 3) has been used for conformity assessment of RC1240? The RC1240 is compliant with receiver category 1.5. Last Update: July 21, 2017 July 21, 2017 2588 RC232 Q&A Related Knowledge Base Posts -[RC232] Have your heard of Modbus… do you have any experience..?[RC232] We are trying to configure our modems RC2500HP 201545H to use them at a data rate of 250kbit/s, following the datasheet rev 1.22. However the communication fails at this RF rate. Back to 100 kbit/s the communication is works again.[RC232] What happens if message buffer of 128 bytes gets completely full?