Transceivers using the rf module from Hope RF.
The RF12 library has been derived from the JeeLib RF12 wireless driver, which is copyright © 2014 Jean-Claude Wippler under the MIT license.
This version is for small 8-bit PIC microprocessors. The data format has been changed, to include both source and destination addresses, allowing peer-to-peer messaging with acknowledgement.
RF12.c holds all the code for driving the RF12 module.
Tx2.c is for a simple battery-operated transceiver PCB with provision for 2 push buttons and 2 LEDs
RxRly2.c is for a mains-powered PCB with a single relay switching the mains, with no isolation from mains voltage.