fsfw/hal/src/fsfw_hal/stm32h7/spi/SpiCookie.cpp

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2021-08-02 15:47:12 +02:00
#include "fsfw-hal/stm32h7/spi/SpiCookie.h"
2021-07-13 19:19:25 +02:00
SpiCookie::SpiCookie(address_t deviceAddress, spi::SpiBus spiIdx, spi::TransferModes transferMode,
spi::MspCfgBase* mspCfg, uint32_t spiSpeed, spi::SpiModes spiMode,
uint16_t chipSelectGpioPin, GPIO_TypeDef* chipSelectGpioPort, size_t maxRecvSize):
deviceAddress(deviceAddress), spiIdx(spiIdx), spiSpeed(spiSpeed), spiMode(spiMode),
transferMode(transferMode), chipSelectGpioPin(chipSelectGpioPin),
chipSelectGpioPort(chipSelectGpioPort), mspCfg(mspCfg), maxRecvSize(maxRecvSize) {
spiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
spiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
spiHandle.Init.TIMode = SPI_TIMODE_DISABLE;
spiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
spiHandle.Init.CRCPolynomial = 7;
spiHandle.Init.CRCLength = SPI_CRC_LENGTH_8BIT;
spiHandle.Init.NSS = SPI_NSS_SOFT;
spiHandle.Init.NSSPMode = SPI_NSS_PULSE_DISABLE;
spiHandle.Init.Direction = SPI_DIRECTION_2LINES;
// Recommended setting to avoid glitches
spiHandle.Init.MasterKeepIOState = SPI_MASTER_KEEP_IO_STATE_ENABLE;
spiHandle.Init.Mode = SPI_MODE_MASTER;
spi::assignSpiMode(spiMode, spiHandle);
spiHandle.Init.BaudRatePrescaler = spi::getPrescaler(HAL_RCC_GetHCLKFreq(), spiSpeed);
}
uint16_t SpiCookie::getChipSelectGpioPin() const {
return chipSelectGpioPin;
}
GPIO_TypeDef* SpiCookie::getChipSelectGpioPort() {
return chipSelectGpioPort;
}
address_t SpiCookie::getDeviceAddress() const {
return deviceAddress;
}
spi::SpiBus SpiCookie::getSpiIdx() const {
return spiIdx;
}
spi::SpiModes SpiCookie::getSpiMode() const {
return spiMode;
}
uint32_t SpiCookie::getSpiSpeed() const {
return spiSpeed;
}
size_t SpiCookie::getMaxRecvSize() const {
return maxRecvSize;
}
SPI_HandleTypeDef& SpiCookie::getSpiHandle() {
return spiHandle;
}
spi::MspCfgBase* SpiCookie::getMspCfg() {
return mspCfg;
}
void SpiCookie::deleteMspCfg() {
if(mspCfg != nullptr) {
delete mspCfg;
}
}
spi::TransferModes SpiCookie::getTransferMode() const {
return transferMode;
}
void SpiCookie::setTransferState(spi::TransferStates transferState) {
this->transferState = transferState;
}
spi::TransferStates SpiCookie::getTransferState() const {
return this->transferState;
}