// ask_receiver.pde // -*- mode: C++ -*- // Simple example of how to use RadioHead to receive messages // with a simple ASK transmitter in a very simple way. // Implements a simplex (one-way) receiver with an Rx-B1 module #include #include // Not actualy used but needed to compile RH_ASK driver; // RH_ASK driver(2000, 2, 4, 5); // ESP8266: do not use pin 11 void setup() { Serial.begin(9600); // Debugging only if (!driver.init()) Serial.println("init failed"); } void loop() { uint8_t buf[RH_ASK_MAX_MESSAGE_LEN]; uint8_t buflen = sizeof(buf); if (driver.recv(buf, &buflen)) // Non-blocking { int i; // Message with a good checksum received, dump it. driver.printBuffer("Got:", buf, buflen); } }