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NRF24L01p.cpp
1383 lines (1121 loc) · 37.7 KB
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NRF24L01p.cpp
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/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
/*
* File: NRF24L01p.cpp
* Author: emon1
*
* Created on January 29, 2017, 7:10 AM
*/
#include "NRF24L01p.h"
NRF24L01p::NRF24L01p() {
RadioState = MODE_UNKNOWN;
RadioConfig.DataReadyInterruptEnabled = 1;
RadioConfig.DataSentInterruptEnabled = 1;
RadioConfig.MaxRetryInterruptEnabled = 1;
RadioConfig.Crc = NRF24L01p::CONFIG_CRC_16BIT;
RadioConfig.AutoReTransmissionCount = 15;
RadioConfig.AutoReTransmitDelayX250us = 15;
RadioConfig.frequencyOffset = 2;
RadioConfig.datarate = NRF24L01p::RF_SETUP_RF_DR_2MBPS;
RadioConfig.RfPowerDb = NRF24L01p::RF_SETUP_RF_PWR_0DBM;
RadioConfig.PllLock = 0;
RadioConfig.ContWaveEnabled = 0;
RadioConfig.FeatureDynamicPayloadEnabled = 1;
RadioConfig.FeaturePayloadWithAckEnabled = 1;
RadioConfig.FeatureDynamicPayloadWithNoAckEnabled = 1;
RxPipeConfig[0].address = 0xe7e7e7e7e7;
RxPipeConfig[1].address = 0xc2c2c2c2c2;
RxPipeConfig[2].address = 0xc2c2c2c2c3;
RxPipeConfig[3].address = 0xc2c2c2c2c4;
RxPipeConfig[4].address = 0xc2c2c2c2c5;
RxPipeConfig[5].address = 0xc2c2c2c2c6;
}
NRF24L01p::NRF24L01p(const NRF24L01p& orig) {
}
NRF24L01p::~NRF24L01p() {
}
void NRF24L01p::ReInitialize(){
port_Pin_CE(0);
port_Pin_CSN(0);
port_DelayMs(_NRF24L01P_TIMING_PowerOnReset_ms);
RadioMode(MODE_POWER_DOWN);
RadioMode(MODE_RX);
clearDataReadyFlag();
clearDataSentFlag();
clearMaxRetryFlag();
flush_rx();
flush_tx();
uint8_t status_rst_val = 0x70;//reset status
write_register(_NRF24L01P_REG_STATUS, &status_rst_val,1);
uint8_t config_rst_val = 0x0b;//reset config
write_register(_NRF24L01P_REG_CONFIG, &config_rst_val,1);
dataReadyInterruptMask(RadioConfig.DataReadyInterruptEnabled);
dataSentInterruptMask(RadioConfig.DataSentInterruptEnabled);
maxRetryInterruptMask(RadioConfig.MaxRetryInterruptEnabled);
dynamicPayloadFeature(RadioConfig.FeatureDynamicPayloadEnabled);
payloadWithAckFeature(RadioConfig.FeaturePayloadWithAckEnabled);
dynamicPayloadWithNoAck(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled);
maxAutoRetransmissionCount(RadioConfig.AutoReTransmissionCount);
autoRetransmissionDelay(RadioConfig.AutoReTransmitDelayX250us);
DataRate(RadioConfig.datarate);
int i;
for(i=0;i<6;i++){
RxOnPipe((pipe_t)i,RxPipeConfig[i].PipeEnabled );
autoAckOnPipe((pipe_t)i,RxPipeConfig[i].autoAckEnabled );
dynamicPayloadOnPipe((pipe_t)i,RxPipeConfig[i].dynamicPayloadEnabled);
rxPipeAddress((pipe_t)i,RxPipeConfig[i].address);
}
#if (_NRF24L01P_USE_SOFTWARE_FIFO_API == 1)
fifo_init(&TxFifo, TxFifoBuffer, 10);
fifo_init(&RxFifo, RxFifoBuffer, 10);
#endif
}
void NRF24L01p::Initialize(){
port_Initialize();
port_Pin_CE(0);
port_Pin_CSN(0);
port_DelayMs(_NRF24L01P_TIMING_PowerOnReset_ms);
RadioMode(MODE_POWER_DOWN);
RadioMode(MODE_RX);
clear_data_ready_flag();
flush_rx();
flush_tx();
uint8_t status_rst_val = 0x70;//reset status
write_register(_NRF24L01P_REG_STATUS, &status_rst_val,1);
uint8_t config_rst_val = 0x0b;//reset config
write_register(_NRF24L01P_REG_CONFIG, &config_rst_val,1);
dataReadyInterruptMask(RadioConfig.DataReadyInterruptEnabled);
dataSentInterruptMask(RadioConfig.DataSentInterruptEnabled);
maxRetryInterruptMask(RadioConfig.MaxRetryInterruptEnabled);
dynamicPayloadFeature(RadioConfig.FeatureDynamicPayloadEnabled);
payloadWithAckFeature(RadioConfig.FeaturePayloadWithAckEnabled);
dynamicPayloadWithNoAck(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled);
maxAutoRetransmissionCount(RadioConfig.AutoReTransmissionCount);
autoRetransmissionDelay(RadioConfig.AutoReTransmitDelayX250us);
DataRate(RadioConfig.datarate);
freqOffset(RadioConfig.frequencyOffset);
RfPower(RadioConfig.RfPowerDb);
pllLock(RadioConfig.PllLock);
contWave(RadioConfig.ContWaveEnabled);
dynamicPayloadFeature(RadioConfig.FeatureDynamicPayloadEnabled);
payloadWithAckFeature(RadioConfig.FeaturePayloadWithAckEnabled );
dynamicPayloadWithNoAck(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled );
int i;
for(i=0;i<6;i++){
RxOnPipe((pipe_t)i,RxPipeConfig[i].PipeEnabled );
autoAckOnPipe((pipe_t)i,RxPipeConfig[i].autoAckEnabled );
dynamicPayloadOnPipe((pipe_t)i,RxPipeConfig[i].dynamicPayloadEnabled);
rxPipeAddress((pipe_t)i,RxPipeConfig[i].address);
}
#if (_NRF24L01P_USE_SOFTWARE_FIFO_API == 1)
fifo_init(&TxFifo, TxFifoBuffer, 10);
fifo_init(&RxFifo, RxFifoBuffer, 10);
#endif
}
NRF24L01p::RadioState_t NRF24L01p::RadioMode(){
bool _ce = port_Pin_CE();
uint8_t _config = read_register(_NRF24L01P_REG_CONFIG) ;
bool _pwr = (_config>>1)&0x01;
bool _txrx = (_config>>0)&0x01;
if(_pwr == 0){
return MODE_POWER_DOWN;
}
else{
if(_ce == 0){
return MODE_STANDBY;
}
else{
if(_txrx==0){
return MODE_TX;
}else{
return MODE_RX;
}
}
}
}
void NRF24L01p::RadioMode(NRF24L01p::RadioState_t mode){
RadioState = RadioMode();
switch(mode){
case MODE_POWER_DOWN: {
power_down();
port_Pin_CE(0);
RadioState = MODE_POWER_DOWN;
break;
}
case MODE_STANDBY: {
if(RadioState == MODE_POWER_DOWN){
power_up();
port_DelayUs(_NRF24L01P_TIMING_Tpd2stby_us);
}
else{
port_Pin_CE(0);
}
RadioState = MODE_STANDBY;
break;
}
case MODE_RX: {
if(RadioState != MODE_RX){
port_Pin_CE(0);
rx_mode();
port_Pin_CE(1);
port_DelayUs(_NRF24L01P_TIMING_Tstby2a_us);
RadioState = MODE_RX;
}
break;
}
case MODE_TX: {
if(RadioState != MODE_TX){
port_Pin_CE(0);
tx_mode();
port_Pin_CE(1);
port_DelayUs(_NRF24L01P_TIMING_Tstby2a_us);
RadioState = MODE_TX;
}
break;
}
}
}
bool NRF24L01p::readable(){
return (!get_fifo_flag_rx_empty()) ;
}
bool NRF24L01p::writable(){
return !get_fifo_flag_tx_full();
}
bool NRF24L01p::readableOnPipe(pipe_t pipe){
}
NRF24L01p::ErrorStatus_t NRF24L01p::writePayload(Payload_t *payload){
ErrorStatus_t error;
set_TX_pipe_address(payload->TxAddress);
if(payload->UseAck == 1){
write_tx_payload(payload->Data,payload->length);
error = SUCCESS;
}else{
if(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled == 1){
write_tx_payload_noack(payload->Data,payload->length);
error = SUCCESS;
}
else{
error = ERROR; //feature dynamic payload with no ack is not enabled
}
}
return error;
}
NRF24L01p::ErrorStatus_t NRF24L01p::writeAckPayload(Payload_t *payload){
write_ack_payload(payload->pipe, payload->Data, payload->length);
}
NRF24L01p::ErrorStatus_t NRF24L01p::readPayload(Payload_t *payload){
ErrorStatus_t error;
payload->RxPipe = get_rx_payload_pipe();
if(payload->RxPipe>=0 && payload->RxPipe<=5){
if(RadioConfig.FeatureDynamicPayloadEnabled == 1){
payload->length = read_rx_payload_width();
}else{
payload->length = get_RX_pipe_width(payload->RxPipe);
}
if(payload->length <= 32){
read_rx_payload(payload->Data,payload->length);
error = SUCCESS;
}
else{
error = ERROR;
}
}
return error;
}
NRF24L01p::ErrorStatus_t NRF24L01p::TransmitPayload(Payload_t *payload){
ErrorStatus_t error;
RadioState_t originalState = RadioState;
RadioMode(MODE_STANDBY);
if(TxPipeAddress != payload->TxAddress){
set_TX_pipe_address(payload->TxAddress);
TxPipeAddress = payload->TxAddress;
}
if(payload->UseAck){
if(RxPipeConfig[PIPE_P0].autoAckEnabled == 0){
enable_auto_ack(PIPE_P0, 1);
}
if(RxPipeConfig[PIPE_P0].PipeEnabled == 0){
enable_rx_on_pipe(PIPE_P0, 1);
}
set_RX_pipe_address(PIPE_P0, payload->TxAddress);
writePayload(payload);
clear_data_sent_flag();
payload->GotAck = 0;
while(1){
RadioMode(MODE_TX);
RadioMode(MODE_STANDBY);
uint8_t status = get_status();
if( (status & (_NRF24L01P_STATUS_TX_DS)) && (status & (_NRF24L01P_STATUS_RX_DR)) ){
//printf("ACK with PAYLOAD\r\n");
clear_data_sent_flag();
clear_data_ready_flag();
error = SUCCESS;
readPayload(payload);
payload->GotAck = 1;
break;
}
else if( (status & (_NRF24L01P_STATUS_TX_DS)) && !(status & (_NRF24L01P_STATUS_RX_DR)) ){
//printf("ACK ONLY\r\n");
clear_data_sent_flag();
error = SUCCESS;
payload->GotAck = 1;
payload->length = 0;
break;
}
else if((status & (_NRF24L01P_STATUS_MAX_RT))){
clear_max_retry_flag();
error = ERROR;
break;
}
}
set_RX_pipe_address(PIPE_P0, RxPipeConfig[PIPE_P0].address);
enable_auto_ack(PIPE_P0, RxPipeConfig[PIPE_P0].autoAckEnabled);
enable_rx_on_pipe(PIPE_P0, RxPipeConfig[PIPE_P0].PipeEnabled);
}
else{
error = writePayload(payload);
if(error == ERROR) return error;
clear_data_sent_flag();
clear_max_retry_flag();
while(1){
RadioMode(MODE_TX);
RadioMode(MODE_STANDBY);
if(get_data_sent_flag()){
clear_data_sent_flag();
error = SUCCESS;
break;
}
}
}
//flush_tx();
RadioMode(originalState);
return error;
}
NRF24L01p::ErrorStatus_t NRF24L01p::ReceivePayload(Payload_t *payload){
ErrorStatus_t error;
error = readPayload(payload);
if(error == ERROR){
flush_rx();
}
return error;
}
#if (_NRF24L01P_INTERRUPT_FEATURE_API == 1)
NRF24L01p::ErrorStatus_t NRF24L01p::TransmitPayloadInterruptHandled(Payload_t *payload){
ErrorStatus_t error;
RadioState_t originalState = RadioState;
RadioMode(MODE_STANDBY);
if(TxPipeAddress != payload->TxAddress){
set_TX_pipe_address(payload->TxAddress);
TxPipeAddress = payload->TxAddress;
}
if(payload->UseAck){
if(RxPipeConfig[PIPE_P0].autoAckEnabled == 0){
enable_auto_ack(PIPE_P0, 1);
}
if(RxPipeConfig[PIPE_P0].PipeEnabled == 0){
enable_rx_on_pipe(PIPE_P0, 1);
}
set_RX_pipe_address(PIPE_P0, payload->TxAddress);
writePayload(payload);
drFlag = 0;
dsFlag = 0;
mrFlag = 0;
payload->GotAck = 0;
while(1){
RadioMode(MODE_TX);
RadioMode(MODE_STANDBY);
if( (dsFlag) && (drFlag) ){
//printf("ACK with PAYLOAD\r\n");
clear_data_sent_flag();
clear_data_ready_flag();
error = SUCCESS;
readPayload(payload);
payload->GotAck = 1;
break;
}
else if( (dsFlag) && !(drFlag) ){
//printf("ACK ONLY\r\n");
clear_data_sent_flag();
error = SUCCESS;
payload->GotAck = 1;
payload->length = 0;
break;
}
else if(mrFlag){
clear_max_retry_flag();
error = ERROR;
break;
}
}
set_RX_pipe_address(PIPE_P0, RxPipeConfig[PIPE_P0].address);
enable_auto_ack(PIPE_P0, RxPipeConfig[PIPE_P0].autoAckEnabled);
enable_rx_on_pipe(PIPE_P0, RxPipeConfig[PIPE_P0].PipeEnabled);
}
else{
error = writePayload(payload);
if(error == ERROR) return error;
drFlag = 0;
dsFlag = 0;
mrFlag = 0;
while(1){
RadioMode(MODE_TX);
RadioMode(MODE_STANDBY);
if(get_data_sent_flag()){
clear_data_sent_flag();
error = SUCCESS;
break;
}
}
}
//flush_tx();
RadioMode(originalState);
return error;
}
NRF24L01p::ErrorStatus_t NRF24L01p::ReceivePayloadInterruptHandled(Payload_t *payload){
ErrorStatus_t error;
error = readPayload(payload);
if(error == ERROR){
flush_rx();
}
return error;
}
void NRF24L01p::InterruptHandler(void){
uint8_t status = get_status();
if(status & _NRF24L01P_STATUS_RX_DR) drFlag = 1;
else drFlag = 0;
if(status & _NRF24L01P_STATUS_TX_DS) dsFlag = 1;
else dsFlag = 0;
if(status & _NRF24L01P_STATUS_MAX_RT) mrFlag = 1;
else mrFlag = 0;
clear_data_ready_flag();
}
#endif
#if (_NRF24L01P_USE_SOFTWARE_FIFO_API == 1)
NRF24L01p::ErrorStatus_t NRF24L01p::fifo_init(fifo_t *f, Payload_t *pld, unsigned int size){
f->head = 0;
f->tail = 0;
f->size = size;
f->payload = pld;
}
NRF24L01p::ErrorStatus_t NRF24L01p::fifo_read(fifo_t *f, Payload_t *pld){
ErrorStatus_t retval;
if(f->tail != f->head){
*(pld) = (f->payload[f->tail]);
f->tail++;
if(f->tail == f->size){
f->tail = 0;
}
retval = SUCCESS;
}
else {
retval = ERROR;
}
return retval;
}
NRF24L01p::ErrorStatus_t NRF24L01p::fifo_peek(fifo_t *f, Payload_t *pld){
ErrorStatus_t retval;
if(f->tail != f->head){
*(pld) = (f->payload[f->tail]);
retval = SUCCESS;
}
else {
retval = ERROR;
}
return retval;
}
NRF24L01p::ErrorStatus_t NRF24L01p::fifo_write(fifo_t *f, Payload_t *pld){
ErrorStatus_t retval;
if((f->head + 1 == f->tail) || (f->head+1 == f->size )&&(f->tail == 0) ){
retval = ERROR;
}
else{
f->payload[f->head] = *(pld);
f->head++;
if(f->head == f->size){
f->head = 0;
}
retval = SUCCESS;
}
return retval;
}
unsigned int NRF24L01p::fifo_waiting(fifo_t *f){
if(f->head >= f->tail){
return f->head - f->tail;
}
else{
return (f->size - f->tail) + f->head;
}
}
unsigned int NRF24L01p::fifo_freeSpace(fifo_t *f){
return f->size - fifo_waiting(f);
}
NRF24L01p::ErrorStatus_t NRF24L01p::TransmitPayloadViaFifo(Payload_t *payload){
return fifo_write(&TxFifo, payload);
}
NRF24L01p::ErrorStatus_t NRF24L01p::ReceivePayloadViaFifo(Payload_t *payload){
return fifo_read(&RxFifo, payload);
}
NRF24L01p::ErrorStatus_t NRF24L01p::fifo_reset(fifo_t *f){
f->head = 0;
f->tail = 0;
}
void NRF24L01p::process(void){
if( get_data_ready_flag() ){
Payload_t RxPayload;
ReceivePayload(&RxPayload);
fifo_write(&RxFifo, &RxPayload );
clear_data_ready_flag();
while(readable() && fifo_freeSpace(&RxFifo) > 0){
ReceivePayload(&RxPayload);
fifo_write(&RxFifo, &RxPayload );
}
}
if(fifo_waiting(&TxFifo) > 0){
while(writable() && fifo_waiting(&TxFifo) > 0){
Payload_t TxPayload;
fifo_read(&TxFifo, &TxPayload);
printf("now writing to send[%s][%d] to %#llx\r\n",TxPayload.Data, TxPayload.length, TxPayload.TxAddress );
if( TransmitPayload(&TxPayload ) == ERROR){
flush_tx();
}
flush_tx();//test
}
}
hardwareCheck();
}
void NRF24L01p::processInterruptHandled(void){
if( drFlag){
Payload_t RxPayload;
ReceivePayloadInterruptHandled(&RxPayload);
fifo_write(&RxFifo, &RxPayload );
drFlag = 0;
clear_data_ready_flag();
while(readable() && fifo_freeSpace(&RxFifo) > 0){
ReceivePayloadInterruptHandled(&RxPayload);
fifo_write(&RxFifo, &RxPayload );
}
}
if(fifo_waiting(&TxFifo) > 0){
while(writable() && fifo_waiting(&TxFifo) > 0){
Payload_t TxPayload;
fifo_read(&TxFifo, &TxPayload);
if(TransmitPayloadInterruptHandled(&TxPayload ) == ERROR){
flush_tx();
}
}
}
hardwareCheck();
}
#endif
void NRF24L01p::hardwareCheck(){
if(get_status() == 0) {
printf("Radio Disconnected\r\n");
while(get_status() == 0){
ReInitialize();
port_DelayMs(1000);
}
printf("Radio Reconnected\r\n");
}
//ReInitialize();
//ResetConfigValues(&RadioConfig, RxPipeConfig);
}
float NRF24L01p::TestCarrierQuality(unsigned int frequencyOffset, unsigned int readtimes){
freqOffset(frequencyOffset);
int TotalRpdCount = 0;
int i = 0;
for(i=0;i<readtimes;i++){
if(rpd() == 1){
TotalRpdCount++;
//printf(".");
}
}
float careerFreePercent = float(( (float)TotalRpdCount/(float)readtimes)*100.0);
//printf("Freq : %d ;RPD high : %d/%d\t:\t[%6.3f] \r\n", 2400+frequencyOffset, TotalRpdCount,readtimes , 100.0 - careerFreePercent );
//printf("setting back to original frequency: %d\r\n", RadioConfig.frequencyOffset + 2400);
freqOffset(RadioConfig.frequencyOffset);
return careerFreePercent;
}
void NRF24L01p::GenerateCarrierQualityReport(unsigned int readtimes){
int j=0;
for(j=0;j<125;j++){
//int engageTimes = CarrierQualityTest(i,readtimes);
freqOffset(j);
int TotalRpdCount = 0;
int i = 0;
for(i=0;i<readtimes;i++){
if(rpd() == 1){
TotalRpdCount++;
//printf(".");
}
}
float quality = float(( (float)TotalRpdCount/(float)readtimes)*100.0);
printf("Freq : %d ;RPD high : %d/%d\t:\t[%6.3f] \r\n", 2400+j, TotalRpdCount,readtimes , 100.0 - quality );
}
printf("setting back to original frequency: %d\r\n", RadioConfig.frequencyOffset + 2400);
freqOffset(RadioConfig.frequencyOffset);
}
/*
NRF24L01p::NRF24L01p() {
RadioState = MODE_UNKNOWN;
RadioConfig.DataReadyInterruptEnabled = 1;
RadioConfig.DataSentInterruptEnabled = 1;
RadioConfig.MaxRetryInterruptEnabled = 1;
RadioConfig.Crc = NRF24L01p::CONFIG_CRC_16BIT;
RadioConfig.AutoReTransmissionCount = 15;
RadioConfig.AutoReTransmitDelayX250us = 15;
RadioConfig.frequencyOffset = 2;
RadioConfig.datarate = NRF24L01p::RF_SETUP_RF_DR_2MBPS;
RadioConfig.RfPowerDb = NRF24L01p::RF_SETUP_RF_PWR_0DBM;
RadioConfig.PllLock = 0;
RadioConfig.ContWaveEnabled = 0;
RadioConfig.FeatureDynamicPayloadEnabled = 1;
RadioConfig.FeaturePayloadWithAckEnabled = 1;
RadioConfig.FeatureDynamicPayloadWithNoAckEnabled = 1;
RxPipeConfig[0].address = 0xe7e7e7e7e7;
RxPipeConfig[1].address = 0xc2c2c2c2c2;
RxPipeConfig[2].address = 0xc2c2c2c2c3;
RxPipeConfig[3].address = 0xc2c2c2c2c4;
RxPipeConfig[4].address = 0xc2c2c2c2c5;
RxPipeConfig[5].address = 0xc2c2c2c2c6;
}
NRF24L01p::NRF24L01p(const NRF24L01p& orig) {
}
NRF24L01p::~NRF24L01p() {
}
void NRF24L01p::ReInitialize(){
port_Pin_CE(0);
port_Pin_CSN(0);
port_DelayMs(_NRF24L01P_TIMING_PowerOnReset_ms);
RadioMode(MODE_POWER_DOWN);
RadioMode(MODE_RX);
clearDataReadyFlag();
clearDataSentFlag();
clearMaxRetryFlag();
flush_rx();
flush_tx();
uint8_t status_rst_val = 0x70;//reset status
write_register(_NRF24L01P_REG_STATUS, &status_rst_val,1);
uint8_t config_rst_val = 0x0b;//reset config
write_register(_NRF24L01P_REG_CONFIG, &config_rst_val,1);
dataReadyInterruptMask(RadioConfig.DataReadyInterruptEnabled);
dataSentInterruptMask(RadioConfig.DataSentInterruptEnabled);
maxRetryInterruptMask(RadioConfig.MaxRetryInterruptEnabled);
dynamicPayloadFeature(RadioConfig.FeatureDynamicPayloadEnabled);
payloadWithAckFeature(RadioConfig.FeaturePayloadWithAckEnabled);
dynamicPayloadWithNoAck(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled);
maxAutoRetransmissionCount(RadioConfig.AutoReTransmissionCount);
autoRetransmissionDelay(RadioConfig.AutoReTransmitDelayX250us);
DataRate(RadioConfig.datarate);
int i;
for(i=0;i<6;i++){
RxOnPipe((pipe_t)i,RxPipeConfig[i].PipeEnabled );
autoAckOnPipe((pipe_t)i,RxPipeConfig[i].autoAckEnabled );
dynamicPayloadOnPipe((pipe_t)i,RxPipeConfig[i].dynamicPayloadEnabled);
rxPipeAddress((pipe_t)i,RxPipeConfig[i].address);
}
#if (_NRF24L01P_USE_SOFTWARE_FIFO_API == 1)
fifo_init(&TxFifo, TxFifoBuffer, 10);
fifo_init(&RxFifo, RxFifoBuffer, 10);
#endif
}
void NRF24L01p::Initialize(){
port_Initialize();
port_Pin_CE(0);
port_Pin_CSN(0);
port_DelayMs(_NRF24L01P_TIMING_PowerOnReset_ms);
RadioMode(MODE_POWER_DOWN);
RadioMode(MODE_RX);
clear_data_ready_flag();
flush_rx();
flush_tx();
uint8_t status_rst_val = 0x70;//reset status
write_register(_NRF24L01P_REG_STATUS, &status_rst_val,1);
uint8_t config_rst_val = 0x0b;//reset config
write_register(_NRF24L01P_REG_CONFIG, &config_rst_val,1);
dataReadyInterruptMask(RadioConfig.DataReadyInterruptEnabled);
dataSentInterruptMask(RadioConfig.DataSentInterruptEnabled);
maxRetryInterruptMask(RadioConfig.MaxRetryInterruptEnabled);
dynamicPayloadFeature(RadioConfig.FeatureDynamicPayloadEnabled);
payloadWithAckFeature(RadioConfig.FeaturePayloadWithAckEnabled);
dynamicPayloadWithNoAck(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled);
maxAutoRetransmissionCount(RadioConfig.AutoReTransmissionCount);
autoRetransmissionDelay(RadioConfig.AutoReTransmitDelayX250us);
DataRate(RadioConfig.datarate);
freqOffset(RadioConfig.frequencyOffset);
RfPower(RadioConfig.RfPowerDb);
pllLock(RadioConfig.PllLock);
contWave(RadioConfig.ContWaveEnabled);
dynamicPayloadFeature(RadioConfig.FeatureDynamicPayloadEnabled);
payloadWithAckFeature(RadioConfig.FeaturePayloadWithAckEnabled );
dynamicPayloadWithNoAck(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled );
int i;
for(i=0;i<6;i++){
RxOnPipe((pipe_t)i,RxPipeConfig[i].PipeEnabled );
autoAckOnPipe((pipe_t)i,RxPipeConfig[i].autoAckEnabled );
dynamicPayloadOnPipe((pipe_t)i,RxPipeConfig[i].dynamicPayloadEnabled);
rxPipeAddress((pipe_t)i,RxPipeConfig[i].address);
}
#if (_NRF24L01P_USE_SOFTWARE_FIFO_API == 1)
fifo_init(&TxFifo, TxFifoBuffer, 10);
fifo_init(&RxFifo, RxFifoBuffer, 10);
#endif
}
NRF24L01p::RadioState_t NRF24L01p::RadioMode(){
bool _ce = port_Pin_CE();
uint8_t _config = read_register(_NRF24L01P_REG_CONFIG) ;
bool _pwr = (_config>>1)&0x01;
bool _txrx = (_config>>0)&0x01;
if(_pwr == 0){
return MODE_POWER_DOWN;
}
else{
if(_ce == 0){
return MODE_STANDBY;
}
else{
if(_txrx==0){
return MODE_TX;
}else{
return MODE_RX;
}
}
}
}
void NRF24L01p::RadioMode(NRF24L01p::RadioState_t mode){
RadioState = RadioMode();
switch(mode){
case MODE_POWER_DOWN: {
power_down();
port_Pin_CE(0);
RadioState = MODE_POWER_DOWN;
break;
}
case MODE_STANDBY: {
if(RadioState == MODE_POWER_DOWN){
power_up();
port_DelayUs(_NRF24L01P_TIMING_Tpd2stby_us);
}
else{
port_Pin_CE(0);
}
RadioState = MODE_STANDBY;
break;
}
case MODE_RX: {
if(RadioState != MODE_RX){
//if(RadioState == MODE_TX){
// RadioMode(MODE_STANDBY);
//}
port_Pin_CE(0);
rx_mode();
port_Pin_CE(1);
port_DelayUs(_NRF24L01P_TIMING_Tstby2a_us);
RadioState = MODE_RX;
}
break;
}
case MODE_TX: {
if(RadioState != MODE_TX){
//if(RadioState == MODE_RX){
// RadioMode(MODE_STANDBY);
//}
port_Pin_CE(0);
tx_mode();
port_Pin_CE(1);
port_DelayUs(_NRF24L01P_TIMING_Tstby2a_us);
RadioState = MODE_TX;
}
break;
}
}
}
bool NRF24L01p::readable(){
return (!get_fifo_flag_rx_empty()) ;
}
bool NRF24L01p::writable(){
return !get_fifo_flag_tx_full();
}
bool NRF24L01p::readableOnPipe(pipe_t pipe){
}
NRF24L01p::ErrorStatus_t NRF24L01p::writePayload(Payload_t *payload){
ErrorStatus_t error;
set_TX_pipe_address(payload->TxAddress); /////////////////////////////////////////////////////////////CHECK IF NEEDED TO REMOVE
if(payload->UseAck == 1){
write_tx_payload(payload->Data,payload->TxDataLen);
error = SUCCESS;
}else{
if(RadioConfig.FeatureDynamicPayloadWithNoAckEnabled == 1){
write_tx_payload_noack(payload->Data,payload->TxDataLen);
error = SUCCESS;
}
else{
error = ERROR; //feature dynamic payload with no ack is not enabled
}
}
return error;
}
NRF24L01p::ErrorStatus_t NRF24L01p::writeAckPayload(Payload_t *payload){
write_ack_payload(payload->TxAckPipe, payload->Data, payload->TxDataLen);
}
NRF24L01p::ErrorStatus_t NRF24L01p::readPayload(Payload_t *payload){
ErrorStatus_t error;
payload->RxPipe = get_rx_payload_pipe();
if(payload->RxPipe>=0 && payload->RxPipe<=5){
if(RadioConfig.FeatureDynamicPayloadEnabled == 1){
payload->RxDataLen = read_rx_payload_width();
}else{
payload->RxDataLen = get_RX_pipe_width(payload->RxPipe);
}
read_rx_payload(payload->Data,payload->RxDataLen);
error = SUCCESS;
}
return error;
}
NRF24L01p::ErrorStatus_t NRF24L01p::TransmitPayload(Payload_t *payload){
ErrorStatus_t error;
RadioState_t originalState = RadioState;
RadioMode(MODE_STANDBY);
if(TxPipeAddress != payload->TxAddress){
set_TX_pipe_address(payload->TxAddress);
TxPipeAddress = payload->TxAddress;
}
if(payload->UseAck){
if(RxPipeConfig[PIPE_P0].autoAckEnabled == 0){
enable_auto_ack(PIPE_P0, 1);
}
if(RxPipeConfig[PIPE_P0].PipeEnabled == 0){
enable_rx_on_pipe(PIPE_P0, 1);
}
set_RX_pipe_address(PIPE_P0, payload->TxAddress);
writePayload(payload);
clear_data_sent_flag();
while(1){
RadioMode(MODE_TX);
RadioMode(MODE_STANDBY);
uint8_t status = get_status();
if( (status & (_NRF24L01P_STATUS_TX_DS)) && (status & (_NRF24L01P_STATUS_RX_DR)) ){
//printf("ACK with PAYLOAD\r\n");
clear_data_sent_flag();
clear_data_ready_flag();
error = SUCCESS;
readPayload(payload);
payload->GotAck = 1;
break;
}
else if( (status & (_NRF24L01P_STATUS_TX_DS)) && !(status & (_NRF24L01P_STATUS_RX_DR)) ){
//printf("ACK ONLY\r\n");
clear_data_sent_flag();
error = SUCCESS;
payload->GotAck = 1;
payload->RxDataLen = 0;
break;
}
else if((status & (_NRF24L01P_STATUS_MAX_RT))){