RadioLibSmol/src/modules/RFM9x/RFM96.cpp
2019-11-20 17:19:15 +01:00

62 lines
1.3 KiB
C++

#include "RFM96.h"
RFM96::RFM96(Module* mod) : SX1278(mod) {
}
int16_t RFM96::begin(float freq, float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, int8_t power, uint8_t currentLimit, uint16_t preambleLength, uint8_t gain) {
// execute common part
int16_t state = SX127x::begin(RFM9X_CHIP_VERSION, syncWord, currentLimit, preambleLength);
if(state != ERR_NONE) {
return(state);
}
// configure settings not accessible by API
state = config();
if(state != ERR_NONE) {
return(state);
}
// configure publicly accessible settings
state = setFrequency(freq);
if(state != ERR_NONE) {
return(state);
}
state = setBandwidth(bw);
if(state != ERR_NONE) {
return(state);
}
state = setSpreadingFactor(sf);
if(state != ERR_NONE) {
return(state);
}
state = setCodingRate(cr);
if(state != ERR_NONE) {
return(state);
}
state = setOutputPower(power);
if(state != ERR_NONE) {
return(state);
}
state = setGain(gain);
if(state != ERR_NONE) {
return(state);
}
return(state);
}
int16_t RFM96::setFrequency(float freq) {
// check frequency range
if((freq < 433.0) || (freq > 470.0)) {
return(ERR_INVALID_FREQUENCY);
}
// set frequency
return(SX127x::setFrequencyRaw(freq));
}