85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
//
|
|
// Created by Luca on 10/8/2025.
|
|
//
|
|
|
|
#ifndef SHMINGO_HAL_SHAL_I2C_REG_L432KC_H
|
|
#define SHMINGO_HAL_SHAL_I2C_REG_L432KC_H
|
|
|
|
#include "SHAL_CORE.h"
|
|
#include "SHAL_I2C_TYPES.h"
|
|
|
|
enum class I2C_Pair : uint8_t{
|
|
//I2C_1
|
|
SCL1A9_SDA1A10, //AF4
|
|
SCL1B6_SDA1B7, //AF4
|
|
|
|
//I2C_3
|
|
SCL3A7_SDA3B4, //AF4
|
|
|
|
NUM_PAIRS,
|
|
INVALID
|
|
};
|
|
|
|
constexpr SHAL_I2C_Pair getI2CPair(const I2C_Pair pair){
|
|
switch(pair){
|
|
case I2C_Pair::SCL1A9_SDA1A10: return {I2C1,GPIO_Key::A9,GPIO_Key::A10,GPIO_Alternate_Function::AF4,GPIO_Alternate_Function::AF4};
|
|
case I2C_Pair::SCL1B6_SDA1B7: return {I2C1,GPIO_Key::B6,GPIO_Key::B7,GPIO_Alternate_Function::AF4,GPIO_Alternate_Function::AF4};
|
|
case I2C_Pair::SCL3A7_SDA3B4: return {I2C3,GPIO_Key::A7,GPIO_Key::B4,GPIO_Alternate_Function::AF4,GPIO_Alternate_Function::AF4};
|
|
case I2C_Pair::INVALID:
|
|
assert(false);
|
|
return {nullptr,GPIO_Key::INVALID,GPIO_Key::INVALID,GPIO_Alternate_Function::AF0,GPIO_Alternate_Function::AF0};
|
|
}
|
|
__builtin_unreachable();
|
|
}
|
|
|
|
constexpr SHAL_I2C_Enable_Reg getI2CEnableReg(const I2C_Pair pair){
|
|
switch(pair){
|
|
case I2C_Pair::SCL1A9_SDA1A10:
|
|
case I2C_Pair::SCL1B6_SDA1B7:
|
|
return {&RCC->APB1ENR1,RCC_APB1ENR1_I2C1EN};
|
|
case I2C_Pair::SCL3A7_SDA3B4:
|
|
return {&RCC->APB1ENR1,RCC_APB1ENR1_I2C3EN};
|
|
case I2C_Pair::NUM_PAIRS:
|
|
case I2C_Pair::INVALID:
|
|
assert(false);
|
|
return {nullptr, 0};
|
|
}
|
|
__builtin_unreachable();
|
|
}
|
|
|
|
constexpr SHAL_I2C_Reset_Reg getI2CResetReg(const I2C_Pair pair){
|
|
switch(pair){
|
|
case I2C_Pair::SCL1A9_SDA1A10:
|
|
case I2C_Pair::SCL1B6_SDA1B7:
|
|
return {&RCC->APB1RSTR1,RCC_APB1RSTR1_I2C1RST};
|
|
case I2C_Pair::SCL3A7_SDA3B4:
|
|
return {&RCC->APB1RSTR1,RCC_APB1RSTR1_I2C3RST};
|
|
case I2C_Pair::NUM_PAIRS:
|
|
case I2C_Pair::INVALID:
|
|
assert(false);
|
|
return {nullptr, 0};
|
|
}
|
|
__builtin_unreachable();
|
|
}
|
|
|
|
constexpr SHAL_I2C_Reset_Reg getI2CResetRe() {
|
|
return {&RCC->APB1RSTR1,RCC_APB1RSTR1_I2C1RST};
|
|
}
|
|
//Gets all the bits in the I2C timer register, these values should rarely be manually set, but I wanted to support it anyway
|
|
constexpr SHAL_I2C_Timing_Reg getI2CTimerReg(const I2C_Pair pair){
|
|
switch(pair){
|
|
case I2C_Pair::SCL1A9_SDA1A10:
|
|
case I2C_Pair::SCL1B6_SDA1B7:
|
|
return {&I2C1->TIMINGR,31,23,19,15,7};
|
|
case I2C_Pair::SCL3A7_SDA3B4:
|
|
return {&I2C3->TIMINGR,31,23,19,15,7};
|
|
case I2C_Pair::NUM_PAIRS:
|
|
case I2C_Pair::INVALID:
|
|
assert(false);
|
|
__builtin_unreachable();
|
|
}
|
|
__builtin_unreachable();
|
|
}
|
|
|
|
#endif //SHMINGO_HAL_SHAL_I2C_REG_L432KC_H
|