/* * Author - Marcel Schulz (alias Schullebernd) * ************************************************************* * See further library details on https://github.com/Schullebernd/SBNetwork * ************************************************************* * This Getting started is prepared for using it with a Wemos D1 mini as a master device. * If you want to use an Arduino, then change the line 39 "SBNetwork networkDevice(false, D2, D8);" to the correct pinout for an Arduino "SBNetwork networkDevice(false, 6, 7)". * * ************************************************************** * Step 1 - Prepare your device * Connect a nRF24L01 transmitter to a Wemos D1 mini or an Arduino Device * WEMOS > RF24 ARDUINO > RF24 --------------------------------------- * ------------ -------------- | GND # # VCC TOP VIEW | * 3V3 > VCC VCC > VCC | CE # # CSN OF nRF24L01 | * GND > GND GND > GND | SCK # # MOSI | * D2 > CE 6 > CE | MISO # # IRQ | * D8 > CSN 7 > CSN | | * D7 > MOSI 11 > MOSI --------------------------------------- * D6 > MISO 12 > MISO * D5 > SCK 13 > SCK * * Step 2 - Build the sketch for the master device * Connect the Wemos via USB to the PC, select the right board and COM interface in the tools menu and run the project. * After building and loading up to the Wemos, the serial monitor should show some log data. */ #include #include // Type in here the mac address of the device. // This must be unique within your complete network otherwise the network will not work. SBMacAddress deviceMac(0x01, 0x02, 0x03, 0x04, 0x05); //SBMacAddress deviceMac(0x05, 0x04, 0x03, 0x02, 0x01); // Create a new network device with Wemos D1 mini and set the _ce and _cs pin. // The first argument defines the type of the device. false=master and true=client device SBNetwork networkDevice(false, D2, D8); //SBNetwork networkDevice(true, 6, 7); void setup() { // Init serial connection Serial.begin(19200); // Initialize the network device networkDevice.initialize(deviceMac); Serial.println(F("*** PRESS 'N' to reset the device")); } void loop() { // This routine is for resetting the device // All flash data will be deleted if (Serial.available()) { char c = toupper(Serial.read()); if (c == 'N') { networkDevice.resetData(); } } // Call this in the loop() function to maintain the network device networkDevice.update(); // Check, if there are messages available uint8_t messageSize = networkDevice.available(); if (messageSize > 0) { byte* message = (byte*)networkDevice.getMessage(); Serial.print(F("Received Content from sensor: ")); Serial.println((char*)message); if (strcmp((char*)message, "BME280") == 0) { // We have received a BME280 transmission float fTemp, fPressure, fHumidity; memcpy(&fTemp, (void*)(message + 10), sizeof(float)); memcpy(&fPressure, (void*)(message + 10 + 4), sizeof(float)); memcpy(&fHumidity, (void*)(message + 10 + 4 + 4), sizeof(float)); Serial.print("Temperature: "); Serial.print(fTemp, 2); Serial.println(" degrees C"); Serial.print("Pressure: "); Serial.print(fPressure, 2); Serial.println(" Pa"); Serial.print("%RH: "); Serial.print(fHumidity, 2); Serial.println(" %"); } } } // Loop