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[RF69] Fixed stream mode (#651)

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This commit is contained in:
jgromes 2022-12-22 18:18:16 +01:00
parent 18fefc0ca9
commit 0144faf02a
2 changed files with 2 additions and 15 deletions
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15
src/modules/RF69/RF69.cpp
View file

@ -319,7 +319,7 @@ void RF69::clearFifoFullAction() {
_mod->SPIsetRegValue(RADIOLIB_RF69_REG_DIO_MAPPING_1, 0x00, 5, 4);
}
bool RF69::fifoAdd(uint8_t* data, int totalLen, volatile int* remLen) {
bool RF69::fifoAdd(uint8_t* data, int totalLen, int* remLen) {
// subtract first (this may be the first time we get to modify the remaining length)
*remLen -= RADIOLIB_RF69_FIFO_THRESH - 1;
@ -335,16 +335,9 @@ bool RF69::fifoAdd(uint8_t* data, int totalLen, volatile int* remLen) {
len = RADIOLIB_RF69_FIFO_THRESH - 1;
}
// clear interrupt flags
clearIRQFlags();
// copy the bytes to the FIFO
_mod->SPIwriteRegisterBurst(RADIOLIB_RF69_REG_FIFO, &data[totalLen - *remLen], len);
// this is a hack, but it seems Rx FIFO level is getting triggered 1 byte before it should
// we just add a padding byte that we can drop without consequence
_mod->SPIwriteRegister(RADIOLIB_RF69_REG_FIFO, '/');
// we're not done yet
return(false);
}
@ -364,12 +357,6 @@ bool RF69::fifoGet(volatile uint8_t* data, int totalLen, volatile int* rcvLen) {
_mod->SPIreadRegisterBurst(RADIOLIB_RF69_REG_FIFO, len, dataPtr);
(*rcvLen) += (len);
// dump the padding byte
_mod->SPIreadRegister(RADIOLIB_RF69_REG_FIFO);
// clear flags
clearIRQFlags();
// check if we're done
if(*rcvLen >= totalLen) {
return(true);

2
src/modules/RF69/RF69.h
View file

@ -670,7 +670,7 @@ class RF69: public PhysicalLayer {
\returns True when a complete packet is sent, false if more data is needed.
*/
bool fifoAdd(uint8_t* data, int totalLen, volatile int* remLen);
bool fifoAdd(uint8_t* data, int totalLen, int* remLen);
/*!
\brief Set interrupt service routine function to call when FIFO is sufficently full to read.