54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
/*
|
|
* I2CBB.hpp
|
|
*
|
|
* Created on: 12 Jun 2020
|
|
* Author: Ralim
|
|
*/
|
|
|
|
#ifndef BSP_MINIWARE_I2CBB_HPP_
|
|
#define BSP_MINIWARE_I2CBB_HPP_
|
|
#include "Model_Config.h"
|
|
#ifdef I2C_SOFT
|
|
#include "BSP.h"
|
|
#include "FreeRTOS.h"
|
|
#include "Pins.h"
|
|
#include "Setup.h"
|
|
#include "Software_I2C.h"
|
|
#include "semphr.h"
|
|
|
|
class I2CBB {
|
|
public:
|
|
static void init();
|
|
// Probe if device ACK's address or not
|
|
static bool probe(uint8_t address);
|
|
// Issues a complete 8bit register read
|
|
static bool Mem_Read(uint16_t DevAddress, uint16_t MemAddress, uint8_t *pData, uint16_t Size);
|
|
// Implements a register write
|
|
static bool Mem_Write(uint16_t DevAddress, uint16_t MemAddress, const uint8_t *pData, uint16_t Size);
|
|
static void Transmit(uint16_t DevAddress, uint8_t *pData, uint16_t Size);
|
|
static void Receive(uint16_t DevAddress, uint8_t *pData, uint16_t Size);
|
|
static void TransmitReceive(uint16_t DevAddress, uint8_t *pData_tx, uint16_t Size_tx, uint8_t *pData_rx, uint16_t Size_rx);
|
|
static bool I2C_RegisterWrite(uint8_t address, uint8_t reg, uint8_t data);
|
|
static uint8_t I2C_RegisterRead(uint8_t address, uint8_t reg);
|
|
typedef struct {
|
|
const uint8_t reg; // The register to write to
|
|
uint8_t val; // The value to write to this register
|
|
const uint8_t pause_ms; // How many ms to pause _after_ writing this reg
|
|
} I2C_REG;
|
|
static bool writeRegistersBulk(const uint8_t address, const I2C_REG *registers, const uint8_t registersLength);
|
|
|
|
private:
|
|
static SemaphoreHandle_t I2CSemaphore;
|
|
static StaticSemaphore_t xSemaphoreBuffer;
|
|
static void unlock();
|
|
static bool lock();
|
|
static void start();
|
|
static void stop();
|
|
static bool send(uint8_t value);
|
|
static uint8_t read(bool ack);
|
|
static uint8_t read_bit();
|
|
static void write_bit(uint8_t val);
|
|
};
|
|
#endif
|
|
#endif /* BSP_MINIWARE_I2CBB_HPP_ */
|