mirror of https://github.com/arendst/Tasmota.git
116 lines
4.1 KiB
C++
116 lines
4.1 KiB
C++
// Copyright Todd Treece
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// Copyright 2017 David Conran
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#include "IRrecv.h"
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#include "IRsend.h"
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#include "IRutils.h"
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// DISH support originally by Todd Treece
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// http://unionbridge.org/design/ircommand
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// Supports:
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// Brand: DISH NETWORK, Model: echostar 301
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// Constants
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// Ref:
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// https://github.com/marcosamarinho/IRremoteESP8266/blob/master/ir_Dish.cpp
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// http://www.hifi-remote.com/wiki/index.php?title=Dish
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const uint16_t kDishTick = 100;
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const uint16_t kDishHdrMarkTicks = 4;
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const uint16_t kDishHdrMark = kDishHdrMarkTicks * kDishTick;
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const uint16_t kDishHdrSpaceTicks = 61;
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const uint16_t kDishHdrSpace = kDishHdrSpaceTicks * kDishTick;
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const uint16_t kDishBitMarkTicks = 4;
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const uint16_t kDishBitMark = kDishBitMarkTicks * kDishTick;
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const uint16_t kDishOneSpaceTicks = 17;
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const uint16_t kDishOneSpace = kDishOneSpaceTicks * kDishTick;
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const uint16_t kDishZeroSpaceTicks = 28;
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const uint16_t kDishZeroSpace = kDishZeroSpaceTicks * kDishTick;
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const uint16_t kDishRptSpaceTicks = kDishHdrSpaceTicks;
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const uint16_t kDishRptSpace = kDishRptSpaceTicks * kDishTick;
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#if SEND_DISH
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// Send an IR command to a DISH NETWORK device.
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//
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// Args:
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// data: The contents of the command you want to send.
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// nbits: The bit size of the command being sent.
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// repeat: The number of times you want the command to be repeated.
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//
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// Status: BETA / Previously working.
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//
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// Note:
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// Dishplayer is a different protocol.
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// Typically a DISH device needs to get a command a total of at least 4
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// times to accept it. e.g. repeat=3
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//
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// Here is the LIRC file I found that seems to match the remote codes from the
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// oscilloscope:
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// DISH NETWORK (echostar 301):
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// http://lirc.sourceforge.net/remotes/echostar/301_501_3100_5100_58xx_59xx
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//
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// Ref:
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// http://www.hifi-remote.com/wiki/index.php?title=Dish
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void IRsend::sendDISH(uint64_t data, uint16_t nbits, uint16_t repeat) {
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enableIROut(57600); // Set modulation freq. to 57.6kHz.
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// Header is only ever sent once.
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mark(kDishHdrMark);
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space(kDishHdrSpace);
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sendGeneric(0, 0, // No headers from here on in.
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kDishBitMark, kDishOneSpace, kDishBitMark, kDishZeroSpace,
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kDishBitMark, kDishRptSpace, data, nbits, 57600, true, repeat,
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50);
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}
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#endif
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#if DECODE_DISH
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// Decode the supplied DISH NETWORK message.
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//
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// Args:
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// results: Ptr to the data to decode and where to store the decode result.
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// offset: The starting index to use when attempting to decode the raw data.
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// Typically/Defaults to kStartOffset.
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// nbits: Nr. of bits to expect in the data portion. Typically kDishBits.
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// strict: Flag to indicate if we strictly adhere to the specification.
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// Returns:
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// boolean: True if it can decode it, false if it can't.
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//
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// Status: ALPHA (untested and unconfirmed.)
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//
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// Note:
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// Dishplayer is a different protocol.
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// Typically a DISH device needs to get a command a total of at least 4
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// times to accept it.
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// Ref:
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// http://www.hifi-remote.com/wiki/index.php?title=Dish
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// http://lirc.sourceforge.net/remotes/echostar/301_501_3100_5100_58xx_59xx
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// https://github.com/marcosamarinho/IRremoteESP8266/blob/master/ir_Dish.cpp
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bool IRrecv::decodeDISH(decode_results *results, uint16_t offset,
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const uint16_t nbits, const bool strict) {
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if (strict && nbits != kDishBits) return false; // Not strictly compliant.
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uint64_t data = 0;
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// Match Header + Data + Footer
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if (!matchGeneric(results->rawbuf + offset, &data,
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results->rawlen - offset, nbits,
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kDishHdrMark, kDishHdrSpace,
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kDishBitMark, kDishOneSpace,
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kDishBitMark, kDishZeroSpace,
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kDishBitMark,
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// The DISH protocol calls for a repeated message, so
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// strictly speaking there should be a code following this.
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// Only require it if we are set to strict matching.
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strict ? kDishRptSpace : 0, false)) return false;
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// Success
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results->decode_type = DISH;
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results->bits = nbits;
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results->value = data;
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results->address = 0;
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results->command = 0;
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return true;
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}
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#endif
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