Use dedicated namespace for radio SPI (#985)

This commit is contained in:
tekka
2017-11-11 15:59:54 +01:00
committed by Patrick Fallberg
parent a23ab14494
commit 4f0a4ee021
6 changed files with 48 additions and 46 deletions
+9 -9
View File
@@ -57,8 +57,8 @@ LOCAL uint8_t RF24_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_t
uint8_t status; uint8_t status;
uint8_t* current = buf; uint8_t* current = buf;
#if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION) #if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION)
_SPI.beginTransaction(SPISettings(MY_RF24_SPI_SPEED, RF24_SPI_DATA_ORDER, RF24_SPI.beginTransaction(SPISettings(MY_RF24_SPI_SPEED, RF24_SPI_DATA_ORDER,
RF24_SPI_DATA_MODE)); RF24_SPI_DATA_MODE));
#endif #endif
RF24_csn(LOW); RF24_csn(LOW);
// timing // timing
@@ -76,7 +76,7 @@ LOCAL uint8_t RF24_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_t
*ptx++ = *current++; *ptx++ = *current++;
} }
} }
_SPI.transfernb( (char *) spi_txbuff, (char *) spi_rxbuff, size); RF24_SPI.transfernb( (char *) spi_txbuff, (char *) spi_rxbuff, size);
if (readMode) { if (readMode) {
if (size == 2) { if (size == 2) {
status = *++prx; // result is 2nd byte of receive buffer status = *++prx; // result is 2nd byte of receive buffer
@@ -91,21 +91,21 @@ LOCAL uint8_t RF24_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_t
status = *prx; // status is 1st byte of receive buffer status = *prx; // status is 1st byte of receive buffer
} }
#else #else
status = _SPI.transfer(cmd); status = RF24_SPI.transfer(cmd);
while ( len-- ) { while ( len-- ) {
if (readMode) { if (readMode) {
status = _SPI.transfer(RF24_CMD_NOP); status = RF24_SPI.transfer(RF24_CMD_NOP);
if (buf != NULL) { if (buf != NULL) {
*current++ = status; *current++ = status;
} }
} else { } else {
status = _SPI.transfer(*current++); status = RF24_SPI.transfer(*current++);
} }
} }
#endif #endif
RF24_csn(HIGH); RF24_csn(HIGH);
#if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION) #if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION)
_SPI.endTransaction(); RF24_SPI.endTransaction();
#endif #endif
// timing // timing
delayMicroseconds(10); delayMicroseconds(10);
@@ -462,12 +462,12 @@ LOCAL bool RF24_initialize(void)
RF24_csn(HIGH); RF24_csn(HIGH);
// Initialize SPI // Initialize SPI
_SPI.begin(); RF24_SPI.begin();
#if defined(MY_RX_MESSAGE_BUFFER_FEATURE) #if defined(MY_RX_MESSAGE_BUFFER_FEATURE)
// assure SPI can be used from interrupt context // assure SPI can be used from interrupt context
// Note: ESP8266 & SoftSPI currently do not support interrupt usage for SPI, // Note: ESP8266 & SoftSPI currently do not support interrupt usage for SPI,
// therefore it is unsafe to use MY_RF24_IRQ_PIN with ESP8266/SoftSPI! // therefore it is unsafe to use MY_RF24_IRQ_PIN with ESP8266/SoftSPI!
_SPI.usingInterrupt(digitalPinToInterrupt(MY_RF24_IRQ_PIN)); RF24_SPI.usingInterrupt(digitalPinToInterrupt(MY_RF24_IRQ_PIN));
// attach interrupt // attach interrupt
attachInterrupt(digitalPinToInterrupt(MY_RF24_IRQ_PIN), RF24_irqHandler, FALLING); attachInterrupt(digitalPinToInterrupt(MY_RF24_IRQ_PIN), RF24_irqHandler, FALLING);
#endif #endif
+5 -5
View File
@@ -92,13 +92,13 @@
#define RF24_BROADCAST_ADDRESS (255u) //!< RF24_BROADCAST_ADDRESS #define RF24_BROADCAST_ADDRESS (255u) //!< RF24_BROADCAST_ADDRESS
#if defined(ARDUINO) && !defined(__arm__) && !defined(_SPI) #if defined(ARDUINO) && !defined(__arm__) && !defined(RF24_SPI)
#include <SPI.h> #include <SPI.h>
#if defined(MY_SOFTSPI) #if defined(MY_SOFTSPI)
SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, RF24_SPI_DATA_MODE> SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, RF24_SPI_DATA_MODE>
_SPI; RF24_SPI;
#else #else
#define _SPI SPI //!< SPI #define RF24_SPI SPI //!< SPI
#endif #endif
#else #else
#include <stdint.h> #include <stdint.h>
@@ -111,8 +111,8 @@ _SPI;
extern HardwareSPI SPI; //!< SPI extern HardwareSPI SPI; //!< SPI
#endif #endif
#if !defined(_SPI) #if !defined(RF24_SPI)
#define _SPI SPI //!< SPI #define RF24_SPI SPI //!< SPI
#endif #endif
#endif #endif
+14 -13
View File
@@ -66,7 +66,8 @@ LOCAL void RFM69_csn(const bool level)
LOCAL void RFM69_prepareSPITransaction(void) LOCAL void RFM69_prepareSPITransaction(void)
{ {
#if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION) #if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION)
_SPI.beginTransaction(SPISettings(MY_RFM69_SPI_SPEED, RFM69_SPI_DATA_ORDER, RFM69_SPI_DATA_MODE)); RFM69_SPI.beginTransaction(SPISettings(MY_RFM69_SPI_SPEED, RFM69_SPI_DATA_ORDER,
RFM69_SPI_DATA_MODE));
#else #else
#if defined(SREG) #if defined(SREG)
_SREG = SREG; _SREG = SREG;
@@ -80,9 +81,9 @@ LOCAL void RFM69_prepareSPITransaction(void)
// set RFM69 SPI settings // set RFM69 SPI settings
#if !defined(MY_SOFTSPI) #if !defined(MY_SOFTSPI)
_SPI.setDataMode(RFM69_SPI_DATA_MODE); RFM69_SPI.setDataMode(RFM69_SPI_DATA_MODE);
_SPI.setBitOrder(RFM69_SPI_DATA_ORDER); RFM69_SPI.setBitOrder(RFM69_SPI_DATA_ORDER);
_SPI.setClockDivider(RFM69_CLOCK_DIV); RFM69_SPI.setClockDivider(RFM69_CLOCK_DIV);
#endif #endif
#endif #endif
@@ -91,7 +92,7 @@ LOCAL void RFM69_prepareSPITransaction(void)
LOCAL void RFM69_concludeSPITransaction(void) LOCAL void RFM69_concludeSPITransaction(void)
{ {
#if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION) #if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION)
_SPI.endTransaction(); RFM69_SPI.endTransaction();
#else #else
// restore SPI settings to what they were before talking to RFM69 // restore SPI settings to what they were before talking to RFM69
#if defined(SPCR) && defined(SPSR) #if defined(SPCR) && defined(SPSR)
@@ -128,7 +129,7 @@ LOCAL uint8_t RFM69_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_
*ptx++ = *current++; *ptx++ = *current++;
} }
} }
_SPI.transfernb((char *)spi_txbuff, (char *)spi_rxbuff, size); RFM69_SPI.transfernb((char *)spi_txbuff, (char *)spi_rxbuff, size);
if (aReadMode) { if (aReadMode) {
if (size == 2) { if (size == 2) {
status = *++prx; // result is 2nd byte of receive buffer status = *++prx; // result is 2nd byte of receive buffer
@@ -143,15 +144,15 @@ LOCAL uint8_t RFM69_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_
status = *prx; // status is 1st byte of receive buffer status = *prx; // status is 1st byte of receive buffer
} }
#else #else
status = _SPI.transfer(cmd); status = RFM69_SPI.transfer(cmd);
while (len--) { while (len--) {
if (aReadMode) { if (aReadMode) {
status = _SPI.transfer((uint8_t)RFM69_NOP); status = RFM69_SPI.transfer((uint8_t)RFM69_NOP);
if (buf != NULL) { if (buf != NULL) {
*current++ = status; *current++ = status;
} }
} else { } else {
status = _SPI.transfer(*current++); status = RFM69_SPI.transfer(*current++);
} }
} }
#endif #endif
@@ -223,7 +224,7 @@ LOCAL bool RFM69_initialise(const uint32_t frequencyHz)
// SPI init // SPI init
hwDigitalWrite(MY_RFM69_CS_PIN, HIGH); hwDigitalWrite(MY_RFM69_CS_PIN, HIGH);
hwPinMode(MY_RFM69_CS_PIN, OUTPUT); hwPinMode(MY_RFM69_CS_PIN, OUTPUT);
_SPI.begin(); RFM69_SPI.begin();
RFM69_setConfiguration(); RFM69_setConfiguration();
RFM69_setFrequency(frequencyHz); RFM69_setFrequency(frequencyHz);
@@ -236,7 +237,7 @@ LOCAL bool RFM69_initialise(const uint32_t frequencyHz)
// IRQ // IRQ
hwPinMode(MY_RFM69_IRQ_PIN, INPUT); hwPinMode(MY_RFM69_IRQ_PIN, INPUT);
#if defined (SPI_HAS_TRANSACTION) && !defined (ESP8266) && !defined (MY_SOFTSPI) #if defined (SPI_HAS_TRANSACTION) && !defined (ESP8266) && !defined (MY_SOFTSPI)
_SPI.usingInterrupt(digitalPinToInterrupt(MY_RFM69_IRQ_PIN)); RFM69_SPI.usingInterrupt(digitalPinToInterrupt(MY_RFM69_IRQ_PIN));
#endif #endif
#ifdef MY_DEBUG_VERBOSE_RFM69_REGISTERS #ifdef MY_DEBUG_VERBOSE_RFM69_REGISTERS
@@ -302,14 +303,14 @@ LOCAL void RFM69_interruptHandler(void)
RFM69.dataReceived = !RFM69.ackReceived; RFM69.dataReceived = !RFM69.ackReceived;
} }
#else #else
_SPI.transfer(RFM69_REG_FIFO & RFM69_READ_REGISTER); RFM69_SPI.transfer(RFM69_REG_FIFO & RFM69_READ_REGISTER);
// set reading pointer // set reading pointer
uint8_t* current = (uint8_t*)&RFM69.currentPacket; uint8_t* current = (uint8_t*)&RFM69.currentPacket;
bool headerRead = false; bool headerRead = false;
// first read header // first read header
uint8_t readingLength = RFM69_HEADER_LEN; uint8_t readingLength = RFM69_HEADER_LEN;
while (readingLength--) { while (readingLength--) {
*current++ = _SPI.transfer((uint8_t)0x00); *current++ = RFM69_SPI.transfer((uint8_t)0x00);
if (!readingLength && !headerRead) { if (!readingLength && !headerRead) {
// header read // header read
headerRead = true; headerRead = true;
+6 -5
View File
@@ -120,12 +120,13 @@
#define RFM69_CLOCK_DIV SPI_CLOCK_DIV256 //!< SPI clock divider 256 #define RFM69_CLOCK_DIV SPI_CLOCK_DIV256 //!< SPI clock divider 256
#endif #endif
#if defined (ARDUINO) && !defined (__arm__) && !defined (_SPI) #if defined (ARDUINO) && !defined (__arm__) && !defined (RFM69_SPI)
#include <SPI.h> #include <SPI.h>
#if defined(MY_SOFTSPI) #if defined(MY_SOFTSPI)
SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, RFM69_SPI_DATA_MODE> _SPI; SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, RFM69_SPI_DATA_MODE>
RFM69_SPI;
#else #else
#define _SPI SPI #define RFM69_SPI SPI
#endif #endif
#else #else
#if defined(__arm__) || defined(__linux__) #if defined(__arm__) || defined(__linux__)
@@ -134,8 +135,8 @@ SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, RFM69_S
extern HardwareSPI SPI; //!< SPI extern HardwareSPI SPI; //!< SPI
#endif #endif
#if !defined(_SPI) #if !defined(RFM69_SPI)
#define _SPI SPI //!< SPI #define RFM69_SPI SPI //!< SPI
#endif #endif
#endif #endif
+9 -9
View File
@@ -59,8 +59,8 @@ LOCAL uint8_t RFM95_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_
uint8_t status; uint8_t status;
uint8_t* current = buf; uint8_t* current = buf;
#if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION) #if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION)
_SPI.beginTransaction(SPISettings(MY_RFM95_SPI_SPEED, MY_RFM95_SPI_DATA_ORDER, RFM95_SPI.beginTransaction(SPISettings(MY_RFM95_SPI_SPEED, MY_RFM95_SPI_DATA_ORDER,
MY_RFM95_SPI_DATA_MODE)); MY_RFM95_SPI_DATA_MODE));
#endif #endif
RFM95_csn(LOW); RFM95_csn(LOW);
#if defined(LINUX_SPI_BCM) #if defined(LINUX_SPI_BCM)
@@ -76,7 +76,7 @@ LOCAL uint8_t RFM95_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_
*ptx++ = *current++; *ptx++ = *current++;
} }
} }
_SPI.transfernb((char *)spi_txbuff, (char *)spi_rxbuff, size); RFM95_SPI.transfernb((char *)spi_txbuff, (char *)spi_rxbuff, size);
if (aReadMode) { if (aReadMode) {
if (size == 2) { if (size == 2) {
status = *++prx; // result is 2nd byte of receive buffer status = *++prx; // result is 2nd byte of receive buffer
@@ -91,21 +91,21 @@ LOCAL uint8_t RFM95_spiMultiByteTransfer(const uint8_t cmd, uint8_t* buf, uint8_
status = *prx; // status is 1st byte of receive buffer status = *prx; // status is 1st byte of receive buffer
} }
#else #else
status = _SPI.transfer(cmd); status = RFM95_SPI.transfer(cmd);
while (len--) { while (len--) {
if (aReadMode) { if (aReadMode) {
status = _SPI.transfer((uint8_t)RFM95_NOP); status = RFM95_SPI.transfer((uint8_t)RFM95_NOP);
if (buf != NULL) { if (buf != NULL) {
*current++ = status; *current++ = status;
} }
} else { } else {
status = _SPI.transfer(*current++); status = RFM95_SPI.transfer(*current++);
} }
} }
#endif #endif
RFM95_csn(HIGH); RFM95_csn(HIGH);
#if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION) #if !defined(MY_SOFTSPI) && defined(SPI_HAS_TRANSACTION)
_SPI.endTransaction(); RFM95_SPI.endTransaction();
#endif #endif
return status; return status;
} }
@@ -165,7 +165,7 @@ LOCAL bool RFM95_initialise(const uint32_t frequencyHz)
// SPI init // SPI init
hwDigitalWrite(MY_RFM95_CS_PIN, HIGH); hwDigitalWrite(MY_RFM95_CS_PIN, HIGH);
hwPinMode(MY_RFM95_CS_PIN, OUTPUT); hwPinMode(MY_RFM95_CS_PIN, OUTPUT);
_SPI.begin(); RFM95_SPI.begin();
// Set LoRa mode (during sleep mode) // Set LoRa mode (during sleep mode)
RFM95_writeReg(RFM95_REG_01_OP_MODE, RFM95_MODE_SLEEP | RFM95_LONG_RANGE_MODE); RFM95_writeReg(RFM95_REG_01_OP_MODE, RFM95_MODE_SLEEP | RFM95_LONG_RANGE_MODE);
@@ -188,7 +188,7 @@ LOCAL bool RFM95_initialise(const uint32_t frequencyHz)
// IRQ // IRQ
hwPinMode(MY_RFM95_IRQ_PIN, INPUT); hwPinMode(MY_RFM95_IRQ_PIN, INPUT);
#if defined(SPI_HAS_TRANSACTION) && !defined(ESP8266) && !defined(MY_SOFTSPI) #if defined(SPI_HAS_TRANSACTION) && !defined(ESP8266) && !defined(MY_SOFTSPI)
_SPI.usingInterrupt(MY_RFM95_IRQ_NUM); RFM95_SPI.usingInterrupt(MY_RFM95_IRQ_NUM);
#endif #endif
if (!RFM95_sanityCheck()) { if (!RFM95_sanityCheck()) {
+5 -5
View File
@@ -114,13 +114,13 @@
#define MY_RFM95_SPI_DATA_ORDER MSBFIRST //!< SPI data order #define MY_RFM95_SPI_DATA_ORDER MSBFIRST //!< SPI data order
#define MY_RFM95_SPI_DATA_MODE SPI_MODE0 //!< SPI mode #define MY_RFM95_SPI_DATA_MODE SPI_MODE0 //!< SPI mode
#if defined (ARDUINO) && !defined (__arm__) && !defined (_SPI) #if defined (ARDUINO) && !defined (__arm__) && !defined (RFM95_SPI)
#include <SPI.h> #include <SPI.h>
#if defined(MY_SOFTSPI) #if defined(MY_SOFTSPI)
SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, MY_RF24_SPI_DATA_MODE> SoftSPI<MY_SOFT_SPI_MISO_PIN, MY_SOFT_SPI_MOSI_PIN, MY_SOFT_SPI_SCK_PIN, MY_RF24_SPI_DATA_MODE>
_SPI; RFM95_SPI;
#else #else
#define _SPI SPI //!< SPI #define RFM95_SPI SPI //!< SPI
#endif #endif
#else #else
#if defined(__arm__) || defined(__linux__) #if defined(__arm__) || defined(__linux__)
@@ -129,8 +129,8 @@ _SPI;
extern HardwareSPI SPI; //!< SPI extern HardwareSPI SPI; //!< SPI
#endif #endif
#if !defined(_SPI) #if !defined(RFM95_SPI)
#define _SPI SPI //!< SPI #define RFM95_SPI SPI //!< SPI
#endif #endif
#endif #endif