NEC codes are licensed to many customers:
Apple, Bose, Pioneer, and many more)
213 = NEC double codes.
Par1 = Device1 (3-digits)
Par2 = Command1 (3-digits)
Par3 = Device2 (3-digits)
Par4 = Command3 (3-digits)
Par5 = Unused (3-digits)
Par6 = Unused (3-digits)
Repeat = 001 - 255 3-digits
712 = BOSE 28/35 codes.
Par1 = 186 (3-digits)
Par2 = 136 (3-digits)
Par3 = Command (3-digits)
Par4 = Unused (3-digits)
Par5 = Unused (3-digits)
Par6 = Unused (3-digits)
Repeat = 001 - 255 3-digits
712 = BOSE 38/48 codes.
Par1 = 186 (3-digits)
Par2 = 160 (3-digits)
Par3 = Command (3-digits)
Par4 = Unused (3-digits)
Par5 = Unused (3-digits)
Par6 = Unused (3-digits)
Repeat = 001 - 255 3-digits
713 = NEC codes, standard
Par1 = Device1 (3-digits)
Par2 = Command1 (3-digits)
Par3 = Unused (3-digits)
Par4 = Unused (3-digits)
Par5 = RepeatType (3-digits) 000=Continious, 001=RepeatBlock only
Par6 = Misc (3-digits)
Repeat = 001 - 255 3-digits
716 = NEC codes, non-standard.
Par1 = 000-255 (3-digits)
Par2 = 000-255 (3-digits)
Par3 = 000-255 (3-digits)
Par4 = 000-255 (3-digits)
Par5 = RepeatType (3-digits) 000=Continious, 001=RepeatBlock only
Par6 = Unused (3-digits)
Repeat = 001 - 255 3-digits
PIONEER
One of the customers is Pioneer whom offer remote control of multiple devices by means of
the SR bus system. In order to re-use the Pioneer IR codes for the SR bus, we use Par5 to
distinguish between IR codes or SR bus.