TeensyDMX | featured DMX library for Teensy

class TextHandler : public teensydmx::Responder {
 public:
  static constexpr uint8_t kStartCode = 0x17;

  void receivePacket(const uint8_t *buf, int len) override {
    // The packet must contain at least 3 bytes (plus the start code)
    if (len &  

dmxRx.onConnectChange([](Receiver *r) {
  digitalWriteFast(LED_BUILTIN, r.connected() ? HIGH : LOW);
});

constexpr uint32_t kTimeout = 1000;  // In milliseconds

elapsedMillis lastPacketTimer{0};
uint8_t buf[250];

void loop() {
  int read = dmxRx.r  

// Before the code starts looping, pause the transmitter
dmxTx.pause();

// Loop starts here
fillRegularData();
dmxTx.resumeFor(1);  // Send one regular packet
while (dmxTx.isTransmitting()) {  // Wait for this packet to be sent
  yield();
}
fillSIPD