Andrew R
An RC5 decoder and preamp controller. Written on the LPC11U24, Ported to LPC1114 and now 100% stable (January 2016)
Dependents: AppleRemoteController_copy_Production_Version AppleRemoteController_Reference_Only
Diff: rc5codes.h
- Revision:
- 10:7a93d34a419a
- Parent:
- 9:c9fb1f8e2ab8
--- a/rc5codes.h Mon Nov 14 14:18:18 2022 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,40 +0,0 @@ -/********************************* RC5 control codes ******************************/ -// The Philips RC5 coce consists of 14 bits delivered in bi-phase Manchester encoding from -// an IR LED on the remote. This is picked up by a detector (e.g. a Vishay TSOP3741) which -// outputs the demodulated bit stream as follows:- -// First 2 bits are start bits - allow the detector AGC to stabilize and trigger decoding process -// Third bit is the toggle bit - it remains at the same logic level as long as a key is depressed -// and will change to the alternate state when the key is un/re-depressed or when a different -// key is depressed -// Bits 4~8 are the address bits and determine which piece of equipment is being controlled -// Bits 9~14 are the command bits -// As long as a key is depressed, the 14 bits will be sent by the remote controller in sequential -// blocks with a 120ms delay between subsequent block transmissions -// See http://en.wikipedia.org/wiki/RC-5 for the codes - -// 0-9 NUMERIC KEYS 0 - 9 - not used in this implementation - -// unused commands and addresses have been commented out - simply un-comment them to use them -// but note that if you do this, you will have to decode them, otherwise they will just fall through -// and be ignored by the decoder. Only the ones un-commented out below are active in V1.0 -// Note you will also need to write the associated command processor functions - -#define STANDBY 378 // toggle power ON and OFF -#define MUTE 442 // toggle output signal on and off -#define VUP 464 -#define VDOWN 432 -#define SELECT_R 480 // rotates input through inputs - must depress and then release each time -#define SELECT_L 272 // rotates input through inputs - must depress and then release each time -#define PREAMP 479 // this is the system code identifying an Apple Remote - - - - - - - - - - - -