added arduino, modified build
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/* IRLib_P10_DirecTV.h
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* Part of IRLib Library for Arduino receiving, decoding, and sending
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* infrared signals. See COPYRIGHT.txt and LICENSE.txt for more information.
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*/
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/*
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* This module implements the protocol used by DirecTV. It comes in six different
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* varieties. It uses three different frequencies 38, 40, or 57 kHz. It also
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* uses two different varieties lead out times either 9000us or 30000us. The
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* default is 38 kHz and 30000us. Because the decoder does not usually detect
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* frequency and does not record the lead out time, you may have difficulty
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* determining which variety your device uses.
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*
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* According to http://www.hifi-remote.com/johnsfine/DecodeIR.html#DirecTV
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* The IRP notation for this protocol is:
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* {38k,600,msb}<1,-1|1,-2|2,-1|2,-2>(5,(5,-2,D:4,F:8,C:4,1,-50)+)
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* {C=7*(F:2:6)+5*(F:2:4)+3*(F:2:2)+(F:2)}
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* Unlike most protocols which use a fixed length mark and a variable length or
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* a variable length mark a fixed length space, this protocol varies both the
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* mark and the space. The stream is still a series of marks and spaces but the
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* length of either of those denotes a one or zero. A length of 1200us=logical 1
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* and length 600us=logical 0. So whereas the normal protocol requires both a mark
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* and a space to encode a single bit, this protocol encodes one bit in each mark
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* and space. It also makes changes to the length of the header mark to devote
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* repeat codes. The first header mark should be 6000us but repeat codes should
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* only be 3000us. The decode routine sets "address=true" if it is a first
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* and "address=false" otherwise.
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*/
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#ifndef IRLIB_PROTOCOL_10_H
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#define IRLIB_PROTOCOL_10_H
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/* When used with IRLibCombo.h the data2 value is a flag for repeat frame.
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* You can also optionally change the frequency. To change the lead out
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* time after you have created the instance of your sending object such as
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* IRsend My_Send;
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* you can change the leadout with
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* My_Send.longLeadOut= false;
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* The default value is true.
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*/
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#define IR_SEND_PROTOCOL_10 case 10: IRsendDirecTV::send(data,data2,khz); break;
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#define IR_DECODE_PROTOCOL_10 if(IRdecodeDirecTV::decode()) return true;
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#ifdef IRLIB_HAVE_COMBO
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#define PV_IR_DECODE_PROTOCOL_10 ,public virtual IRdecodeDirecTV
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#define PV_IR_SEND_PROTOCOL_10 ,public virtual IRsendDirecTV
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#else
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#define PV_IR_DECODE_PROTOCOL_10 public virtual IRdecodeDirecTV
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#define PV_IR_SEND_PROTOCOL_10 public virtual IRsendDirecTV
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#endif
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#ifdef IRLIBSENDBASE_H
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class IRsendDirecTV: public virtual IRsendBase {
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public:
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IRsendDirecTV(void):longLeadOut(true){};
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void send(uint32_t data, bool first=true, uint8_t khz=38) {
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enableIROut(khz);
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if(first) mark(6000); else mark(3000);
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space(1200);//Send header
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for (uint8_t i = 0; i < 8; i++) {
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if (data & 0x8000) mark(1200); else mark(600);
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data <<= 1;
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if (data & 0x8000) space(1200); else space(600);
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data <<= 1;
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};
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mark(600);
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space(longLeadOut?50*600:15*600);
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};
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bool longLeadOut;
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};
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#endif //IRLIBSENDBASE_H
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#ifdef IRLIBDECODEBASE_H
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class IRdecodeDirecTV: public virtual IRdecodeBase {
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public:
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bool decode(void) {
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resetDecoder();//This used to be in the receiver getResults.
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IRLIB_ATTEMPT_MESSAGE(F("DirecTV"));
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if (recvGlobal.decodeLength != 20) return RAW_COUNT_ERROR;
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//We use the "address" value as a repeat flag
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if(!ignoreHeader) {
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if (MATCH(recvGlobal.decodeBuffer[1],3000)) {
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address=false;
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} else {
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if (!MATCH(recvGlobal.decodeBuffer[1],6000)) {
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return HEADER_MARK_ERROR(6000);
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} else {
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address=true;
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}
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}
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}
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if (!MATCH(recvGlobal.decodeBuffer[2],1200)) return HEADER_SPACE_ERROR(1200);
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uint32_t data=0; offset=3;
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while (offset < 18) {
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if (MATCH(recvGlobal.decodeBuffer[offset],1200)) {
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data = (data << 1) | 1;
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} else {
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if (MATCH(recvGlobal.decodeBuffer[offset],600)) {
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data <<= 1;
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} else {
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return DATA_MARK_ERROR(1200);
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}
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}
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offset++;
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if (MATCH(recvGlobal.decodeBuffer[offset],1200)) {
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data = (data << 1) | 1;
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} else {
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if (MATCH (recvGlobal.decodeBuffer[offset],600)) {
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data <<= 1;
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} else {
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return DATA_SPACE_ERROR(1200);
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}
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}
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offset++;
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}
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bits = 16;
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value = data;
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protocolNum=DIRECTV;
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return true;
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}
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};
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#endif //IRLIBDECODEBASE_H
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#define IRLIB_HAVE_COMBO
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#endif //IRLIB_PROTOCOL_10_H
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