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Official STMicroelectronics Arduino Core STM32F4 HAL compatibility (#11006)

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This commit is contained in:
Karl Andersson
2018-06-13 01:38:00 +02:00
committed by Scott Lahteine
parent 4dbec774b5
commit e0276d2f32
18 changed files with 176 additions and 138 deletions
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39
Marlin/src/HAL/HAL_STM32F4/HAL_spi_STM32F4.cpp
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@@ -30,7 +30,7 @@
* Adapted to the STM32F4 HAL
*/
#ifdef STM32F4
#if defined(STM32F4) || defined(STM32F4xx)
// --------------------------------------------------------------------------
// Includes
@@ -54,6 +54,7 @@ static SPISettings spiConfig;
// --------------------------------------------------------------------------
#if ENABLED(SOFTWARE_SPI)
// --------------------------------------------------------------------------
// Software SPI
// --------------------------------------------------------------------------
@@ -81,8 +82,7 @@ void spiBegin(void) {
#error SS_PIN not defined!
#endif
SET_OUTPUT(SS_PIN);
WRITE(SS_PIN, HIGH);
OUT_WRITE(SS_PIN, HIGH);
}
/** Configure SPI for specified SPI speed */
@@ -90,14 +90,13 @@ void spiInit(uint8_t spiRate) {
// Use datarates Marlin uses
uint32_t clock;
switch (spiRate) {
case SPI_FULL_SPEED: clock = 20000000; break; // 13.9mhz=20000000 6.75mhz=10000000 3.38mhz=5000000 .833mhz=1000000
case SPI_HALF_SPEED: clock = 5000000; break;
case SPI_QUARTER_SPEED: clock = 2500000; break;
case SPI_EIGHTH_SPEED: clock = 1250000; break;
case SPI_SPEED_5: clock = 625000; break;
case SPI_SPEED_6: clock = 300000; break;
default:
clock = 4000000; // Default from the SPI libarary
case SPI_FULL_SPEED: clock = 20000000; break; // 13.9mhz=20000000 6.75mhz=10000000 3.38mhz=5000000 .833mhz=1000000
case SPI_HALF_SPEED: clock = 5000000; break;
case SPI_QUARTER_SPEED: clock = 2500000; break;
case SPI_EIGHTH_SPEED: clock = 1250000; break;
case SPI_SPEED_5: clock = 625000; break;
case SPI_SPEED_6: clock = 300000; break;
default: clock = 4000000; // Default from the SPI libarary
}
spiConfig = SPISettings(clock, MSBFIRST, SPI_MODE0);
SPI.begin();
@@ -128,7 +127,13 @@ uint8_t spiRec(void) {
*/
void spiRead(uint8_t* buf, uint16_t nbyte) {
SPI.beginTransaction(spiConfig);
SPI.dmaTransfer(0, const_cast<uint8_t*>(buf), nbyte);
#ifdef STM32GENERIC
SPI.dmaTransfer(0, const_cast<uint8_t*>(buf), nbyte);
#else
SPI.transfer((uint8_t*)buf, nbyte);
#endif
SPI.endTransaction();
}
@@ -156,10 +161,16 @@ void spiSend(uint8_t b) {
void spiSendBlock(uint8_t token, const uint8_t* buf) {
SPI.beginTransaction(spiConfig);
SPI.transfer(token);
SPI.dmaSend(const_cast<uint8_t*>(buf), 512);
#ifdef STM32GENERIC
SPI.dmaSend(const_cast<uint8_t*>(buf), 512);
#else
SPI.transfer((uint8_t*)buf, (uint8_t*)0, 512);
#endif
SPI.endTransaction();
}
#endif // SOFTWARE_SPI
#endif // STM32F4
#endif // STM32F4 || STM32F4xx