[RC232] I would like to know how to use the pins N°27 and 28 on the RC2500HP Pin 27 and 28 must be left open. Last Update: August 8, 2017 December 20, 2016 2870 RC232 Q&A Related Knowledge Base Posts -[RC232] Can RC232 module be used as a router/range extender device?[RC232] Each slave boat will have a bit rate of 1Kbps to the master node, the signal range must be till 2km (line of sight). We are considering using RC17xxHP-RC232 modules to communicate with master boat and slaves. It’s possible with this device to create a multipoint network (one master, many slaves)?[RC232] Can we mix RC1280 and RC1780 if possible in the same networks