Code: Untitled.cpp Select all
/******************************************************************************
* Includes
*******************************************************************************/
#include <RH_RF95.h>
#include "hal/radio.hpp"
/******************************************************************************
* Macro defines
*******************************************************************************/
#define RFM95_CS 27
#define RFM95_RST 13
#define RFM95_INT 12
#define RF95_FREQ 915.0
RH_RF95 rf95(RFM95_CS, RFM95_INT);
/******************************************************************************
* Function Definitions
*******************************************************************************/
void initializeRadio(void)
{
pinMode(RFM95_RST, OUTPUT);
digitalWrite(RFM95_RST, HIGH);
delay(10);
digitalWrite(RFM95_RST, LOW);
delay(10);
digitalWrite(RFM95_RST, HIGH);
delay(10);
while (!rf95.init())
{
Serial.println("LoRa radio init failed");
while (1)
;
}
Serial.println("LoRa radio init OK!");
if (!rf95.setFrequency(RF95_FREQ))
{
Serial.println("setFrequency failed");
while (1)
;
}
Serial.print("Set Freq to: ");
Serial.println(RF95_FREQ);
// Defaults after init are 434.0MHz, 13dBm, Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
// The default transmitter power is 13dBm, using PA_BOOST.
// If you are using RFM95/96/97/98 modules which uses the PA_BOOST transmitter pin, then
// you can set transmitter powers from 5 to 23 dBm:
rf95.setTxPower(23, false);
}