Created
September 10, 2019 11:41
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Very simple LoRa server for TTGO 1.0 boards
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#include <SPI.h> | |
#include <LoRa.h> | |
#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 Receiver"); | |
SPI.begin(SCK, MISO, MOSI, SS); | |
LoRa.setPins(SS, RST, DI0); | |
if (!LoRa.begin(866E6)) { | |
Serial.println("Starting LoRa failed!"); | |
while (1); | |
} | |
Serial.println("LoRa started!"); | |
} | |
void loop() { | |
// try to parse packet | |
int packetSize = LoRa.parsePacket(); | |
if (packetSize) { | |
// received a packet | |
Serial.print("Received packet '"); | |
// read packet | |
while (LoRa.available()) { | |
Serial.print((char)LoRa.read()); | |
} | |
// print RSSI of packet | |
Serial.print("' with RSSI "); | |
Serial.println(LoRa.packetRssi()); | |
} | |
} |
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