FotS

MMBasic natively supports sending and receiving signals to support IR Remotes for the Sony protocol with the MMBasic IR command. It can also receive NEC codes but there is no corresponding NECsend command. TBS member @phil99 has added support for NEC and several other protocols using MMBasic. See the threads below.

IR Remote Control programs for the NEC Protocol and Variants (Samsung and JVC)

IR Remote Control Rx and Tx for Philips RC-5/6 Protocols