[RC232] Are the RC1140 and RC1240 compatible No. They are not compatible. Last Update: August 8, 2017 July 7, 2017 1930 RC232 Q&A Related Knowledge Base Posts -[RC232] “The data rates for the high speed module RC1180HP is more suitable for our needs, but we need to have the possibility to increase the range with a high gain antenna or any kind of amplifier, could that be possible? “[RC232] 2. If the module is powered down when not required for RX/TX, what is the power up time before it can be used to transmit? – is there failsafe way which indicates WHEN the module is ready to transmit, or determine this by checking something?[RC232] Do you have any application note about using modules in a RS485 bus?