Basic I2C functionality

Core/Inc/i2c.hpp

@@ -0,0 +1,32 @@
+#pragma once
+#include <vector>
+
+#include "stm32f401xe.h"
+#include "stm32f4xx_hal.h"
+#include "stm32f4xx_hal_i2c.h"
+#include "stm32f4xx_hal_uart.h"
+
+namespace driver::i2c {
+
+constexpr const uint32_t I2C_TIMEOUT_MS{200};
+
+class I2c {
+   public:
+    explicit I2c(I2C_TypeDef* i2c, const uint32_t clockSpeed, const uint32_t dutyCycle,
+                 const uint32_t ownAddress1, const uint32_t addressingMode,
+                 const uint32_t dualAddressMode, const uint32_t ownAddress2,
+                 const uint32_t generalCallMode, const uint32_t noStretchMode);
+    ~I2c() = default;
+
+    bool init();
+    void deinit();
+    HAL_StatusTypeDef write(const uint16_t slaveAddr, const uint16_t memAddr,
+                            std::vector<uint8_t>& data);
+    std::pair<HAL_StatusTypeDef, uint8_t> read(const uint16_t slaveAddr, const uint16_t memAddr);
+    uint32_t getLastError();
+
+   private:
+    I2C_HandleTypeDef mHandle;
+};
+
+}  // namespace driver::i2c