// Range thresholds int startupRangeOK = 0; // distance where first ACK received int GKrange = 0; // distance where packet loss > 50%
void loop() static unsigned long lastSend = 0; if (millis() - lastSend >= 1000) lastSend = millis();
void setup() Serial.begin(9600); radio.begin(); radio.setChannel(100); radio.setPALevel(RF24_PA_MAX); // start with max power radio.setDataRate(RF24_250KBPS); // slower rate = longer range radio.openWritingPipe(address); radio.stopListening();