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- #include <SPI.h>
- #include <LoRa.h>
- int counter = 0;
- #define SCK 5 // GPIO5 -- SX1278's SCK
- #define MISO 19 // GPIO19 -- SX1278's MISO
- #define MOSI 27 // GPIO27 -- SX1278's MOSI
- #define SS 18 // GPIO18 -- SX1278's CS
- #define RST 14 // GPIO14 -- SX1278's RESET
- #define DI0 26 // GPIO26 -- SX1278's IRQ(Interrupt Request)
- void setup() {
- Serial.begin(9600);
- while (!Serial);
- Serial.println("LoRa Sender");
- SPI.begin(SCK, MISO, MOSI, SS);
- LoRa.setPins(SS, RST, DI0);
- if (!LoRa.begin(866E6)) {
- Serial.println("Starting LoRa failed!");
- while (1);
- }
- }
- void loop() {
- Serial.print("Sending packet: ");
- Serial.println(counter);
- // send packet
- LoRa.beginPacket();
- LoRa.print("helloiz ");
- LoRa.print(counter);
- LoRa.endPacket();
- counter++;
- delay(5000);
- }
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