84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
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#include "wled.h"
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/*
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* Adalight handler
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*/
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enum class AdaState {
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Header_A,
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Header_d,
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Header_a,
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Header_CountHi,
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Header_CountLo,
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Header_CountCheck,
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Data_Red,
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Data_Green,
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Data_Blue
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};
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void handleSerial()
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{
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#ifdef WLED_ENABLE_ADALIGHT
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static auto state = AdaState::Header_A;
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static uint16_t count = 0;
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static uint16_t pixel = 0;
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static byte check = 0x00;
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static byte red = 0x00;
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static byte green = 0x00;
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while (Serial.available() > 0)
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{
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yield();
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byte next = Serial.read();
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switch (state) {
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case AdaState::Header_A:
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if (next == 'A') state = AdaState::Header_d;
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break;
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case AdaState::Header_d:
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if (next == 'd') state = AdaState::Header_a;
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else state = AdaState::Header_A;
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break;
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case AdaState::Header_a:
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if (next == 'a') state = AdaState::Header_CountHi;
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else state = AdaState::Header_A;
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break;
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case AdaState::Header_CountHi:
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pixel = 0;
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count = next * 0x100;
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check = next;
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state = AdaState::Header_CountLo;
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break;
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case AdaState::Header_CountLo:
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count += next + 1;
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check = check ^ next ^ 0x55;
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state = AdaState::Header_CountCheck;
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break;
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case AdaState::Header_CountCheck:
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if (check == next) state = AdaState::Data_Red;
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else state = AdaState::Header_A;
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break;
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case AdaState::Data_Red:
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red = next;
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state = AdaState::Data_Green;
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break;
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case AdaState::Data_Green:
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green = next;
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state = AdaState::Data_Blue;
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break;
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case AdaState::Data_Blue:
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byte blue = next;
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setRealtimePixel(pixel++, red, green, blue, 0);
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if (--count > 0) state = AdaState::Data_Red;
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else {
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if (!realtimeMode && bri == 0) strip.setBrightness(briLast);
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arlsLock(realtimeTimeoutMs, REALTIME_MODE_ADALIGHT);
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strip.show();
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state = AdaState::Header_A;
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}
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break;
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}
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}
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#endif
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}
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