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Suppress Task Switch during show (#186)

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This commit is contained in:
Michael Miller
2017-10-21 21:45:14 -07:00
committed by GitHub
parent c42fc3b2f5
commit 6e77d49ff1
1 changed files with 14 additions and 2 deletions
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14
src/internal/NeoEspBitBangMethod.h
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@@ -116,11 +116,23 @@ public:
yield(); // allows for system yield if needed yield(); // allows for system yield if needed
} }
noInterrupts(); // Need 100% focus on instruction timing // Need 100% focus on instruction timing
#if defined(ARDUINO_ARCH_ESP32)
delay(1); // required
portMUX_TYPE updateMux = portMUX_INITIALIZER_UNLOCKED;
taskENTER_CRITICAL(&updateMux);
#else
noInterrupts();
#endif
T_SPEED::send_pixels(_pixels, _pixels + _sizePixels, _pin); T_SPEED::send_pixels(_pixels, _pixels + _sizePixels, _pin);
#if defined(ARDUINO_ARCH_ESP32)
taskEXIT_CRITICAL(&updateMux);
#else
interrupts(); interrupts();
#endif
// save EOD time for latch on next call // save EOD time for latch on next call
_endTime = micros(); _endTime = micros();