forks/RadioLibSmol
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

SX127x - Sync with LoRaLib v3.0.1

Browse source
This commit is contained in:
Jan Gromeš 2018-07-13 10:35:44 +02:00
parent de42395dda
commit 10af5043af
1 changed files with 12 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
src/modules/SX127x.cpp
View file

@ -150,8 +150,19 @@ uint8_t SX127x::receive(uint8_t* data, size_t len) {
} }
// read packet data // read packet data
if(len == 0) {
// argument len equal to zero indicates String call, which means dynamically allocated data array
// dispose of the original and create a new one
delete[] data;
data = new uint8_t[length];
}
_mod->SPIreadRegisterBurst(SX127X_REG_FIFO, length, data); _mod->SPIreadRegisterBurst(SX127X_REG_FIFO, length, data);
// add terminating null
if(len == 0) {
data[length] = 0;
}
// update data rate, RSSI and SNR // update data rate, RSSI and SNR
dataRate = (length*8.0)/((float)elapsed/1000.0); dataRate = (length*8.0)/((float)elapsed/1000.0);
lastPacketRSSI = -157 + _mod->SPIgetRegValue(SX127X_REG_PKT_RSSI_VALUE); lastPacketRSSI = -157 + _mod->SPIgetRegValue(SX127X_REG_PKT_RSSI_VALUE);
@ -166,12 +177,11 @@ uint8_t SX127x::receive(uint8_t* data, size_t len) {
uint8_t SX127x::receive(String& str, size_t len) { uint8_t SX127x::receive(String& str, size_t len) {
// create temporary array to store received data // create temporary array to store received data
char* data = new char[0]; char* data = new char[len];
uint8_t state = SX127x::receive((uint8_t*)data, len); uint8_t state = SX127x::receive((uint8_t*)data, len);
// if packet was received successfully, copy data into String // if packet was received successfully, copy data into String
if(state == ERR_NONE) { if(state == ERR_NONE) {
data[strlen(data) - 1] = 0;
str = String(data); str = String(data);
} }