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https://git.intern.spaceteamaachen.de/ALPAKA/sta-core.git
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71 lines
1.5 KiB
C++
71 lines
1.5 KiB
C++
/**
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* @brief Implementations for SpiInterface and SpiDevice using HAL.
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*
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* Define STA_HAL_SPI_ENABLE in <sta/config.hpp> to enable.
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* Requires STA_HAL_GPIO_ENABLE.
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*/
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#ifndef STA_HAL_SPI_HPP
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#define STA_HAL_SPI_HPP
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#include <sta/config.hpp>
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#ifdef STA_HAL_SPI_ENABLE
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#include <sta/spi_device.hpp>
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#include <sta/hal/gpio_pin.hpp>
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#include <main.h>
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namespace sta
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{
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/**
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* @brief Implementation of SpiInterface using HAL.
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*/
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class HalSpiInterface : public SpiInterface
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{
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public:
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/**
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* @param handle SPI handle
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* @param mutex Mutex object for managing access. Pass nullptr for no access control
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*/
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HalSpiInterface(SPI_HandleTypeDef * handle, Mutex * mutex = nullptr);
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void transfer(uint8_t value) override;
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void transfer(const uint8_t * buffer, size_t size) override;
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void transfer16(uint16_t value) override;
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void fill(uint8_t value, size_t count) override;
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void fill32(uint32_t value, size_t count) override;
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void receive(uint8_t * buffer, size_t size) override;
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private:
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SPI_HandleTypeDef * handle_; /**< SPI handle */
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};
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/**
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* @brief Implementation of SpiDevice using HAL.
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*/
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class HalSpiDevice : public SpiDevice
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{
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public:
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/**
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* @param intf SPI interface
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* @param csPin Device CS pin
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*/
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HalSpiDevice(SpiInterface * intf, HalGpioPin csPin);
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void select() override;
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void deselect() override;
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private:
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HalGpioPin csPin_; /**< Device CS pin */
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};
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} // namespace sta
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#endif // STA_HAL_SPI_ENABLE
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#endif // STA_HAL_SPI_HPP
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