[RC232] We’d like one of the LED outputs to blink on radio transmission, and the other LED output to blink on radio receive. It appears they are currently unused? LED control is possible to include in a costumer specific variant. Last Update: August 8, 2017 December 13, 2016 1089 RC232 Q&A Related Knowledge Base Posts -[RC232] The Datasheet for RC2500HP-RC232, shows 2 pins: PA_EN & LNA_EN, are they to be used or should I disregard them?[RC232] Are the RC1140 and RC1240 compatible[RC232] Maybe you have some documents or test reports about the influence of the data rate to the range in the same system?