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Finished I2C

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This commit is contained in:
Ea-r-th
2025-09-14 23:06:28 -07:00
parent 183be36c64
commit 25b56f9fcd
5 changed files with 133 additions and 13 deletions
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4
SHAL/Include/Peripheral/I2C/Reg/SHAL_I2C_REG_F072xB.h
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@@ -77,10 +77,10 @@ constexpr SHAL_I2C_Timing_Reg getI2CTimerReg(const I2C_Pair pair){
switch(pair){
case I2C_Pair::SCL1B6_SDA1B7:
case I2C_Pair::SCL1B8_SDA1B9:
return {&I2C1->TIMINGR,31,4,23,4,19,4,15,8,7,0};
return {&I2C1->TIMINGR,31,23,19,15,7};
case I2C_Pair::SCL2B10_SDA2B11:
case I2C_Pair::SCL2B13_SDA2B14:
return {&I2C2->TIMINGR,31,4,23,4,19,4,15,8,7,0};
return {&I2C2->TIMINGR,31,23,19,15,7};
case I2C_Pair::NUM_PAIRS:
case I2C_Pair::INVALID:
assert(false);

5
SHAL/Include/Peripheral/I2C/Reg/SHAL_I2C_TYPES.h
View File

@@ -31,15 +31,10 @@ struct SHAL_I2C_Reset_Reg{
struct SHAL_I2C_Timing_Reg{
volatile uint32_t* reg;
uint8_t prescaler_offset;
uint8_t prescaler_width;
uint8_t dataSetupTime_offset;
uint8_t dataSetupTime_width;
uint8_t dataHoldTime_offset;
uint8_t dataHoldTime_width;
uint8_t SCLHighPeriod_offset;
uint8_t SCLHighPeriod_width;
uint8_t SCLLowPeriod_offset;
uint8_t SCLLowPeriod_width;
};
#endif //SHMINGO_HAL_SHAL_I2C_TYPES_H

17
SHAL/Include/Peripheral/I2C/SHAL_I2C.h
View File

@@ -17,7 +17,16 @@ public:
void init(I2C_Pair pair) volatile;
void masterTransmit();
///
/// \param addr I2C address of slave device
/// \param reg Address of register in slave device to write to
/// \param data Data to write to slave register
void masterTransmit(uint8_t addr, uint8_t reg, uint8_t data);
///
/// \param addr I2C address of slave device
/// \param reg Register to read data from
uint8_t masterReceive(uint8_t addr, uint8_t reg);
//Manually set the clock configuration. Refer to your MCU's reference manual for examples
void setClockConfig(uint8_t prescaler, uint8_t dataSetupTime, uint8_t dataHoldTime, uint8_t SCLHighPeriod, uint8_t SCLLowPeriod);
@@ -33,9 +42,7 @@ private:
};
#define I2C(num) I2CManager::get(num)
class I2CManager{
@@ -47,7 +54,7 @@ public:
private:
inline static SHAL_I2C m_UARTs[NUM_I2C_BUSES] = {};
inline static SHAL_I2C m_I2CBuses[NUM_I2C_BUSES] = {};
};