Library/DS_INA226
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Dev #1

Merged
Mikhail merged 2 commits from Dev into main 2025-05-18 04:54:48 -04:00
Conversation 0 Commits 2 Files Changed 2 +195 -12
2 changed files with 195 additions and 12 deletions
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76
Inc/DS_INA226.h
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@@ -18,22 +18,82 @@
typedef struct DS_INA226
{
// SPI_HandleTypeDef* SPI;
// char DisplayData[8];
// uint8_t Dots;
// uint8_t DecodeMode, Intensivity, ScanLimit;
// bool EnableDecodeMode;
// GPIO_TypeDef* Port_CS;
// uint16_t Pin_CS;
uint8_t DevAddr;
I2C_HandleTypeDef *hi2c;
uint16_t SensorData[9];
float Current_LSB;
uint8_t ShuntResistance; //mOhm
}DS_INA226;
void DS_INA226_Init(void);
void DS_INA226_Init(DS_INA226 *DS_INA226, I2C_HandleTypeDef *hi2c, uint8_t DevAddr);
/// @brief Sets the number of samples that will be collected and averaged together
/// 0 - 1
/// 1 - 4
/// 2 - 16
/// 3 - 64
/// 4 - 128
/// 5 - 256
/// 6 - 512
/// 7 - 1024
/// @param DS_INA226 struct DS_INA226
/// @param AveragingMode 0-7
void _DS_INA226_SetAveragingMode(DS_INA226 *DS_INA226, uint8_t AveragingMode);
/// @brief Sets the conversion time for the bus voltage measurement
/// 0 - 140μs
/// 1 - 204μs
/// 2 - 332μs
/// 3 - 588μs
/// 4 - 1.1ms
/// 5 - 2.116ms
/// 6 - 4.156ms
/// 7 - 8.244ms
///
/// @param DS_INA226 struct DS_INA226
/// @param ConversionTime 0-7
void _DS_INA226_SetBusVoltageConversionTime(DS_INA226 *DS_INA226, uint8_t ConversionTime);
/// @brief Sets the conversion time for the shunt voltage measurement
/// 0 - 140μs
/// 1 - 204μs
/// 2 - 332μs
/// 3 - 588μs
/// 4 - 1.1ms
/// 5 - 2.116ms
/// 6 - 4.156ms
/// 7 - 8.244ms
///
/// @param DS_INA226 struct DS_INA226
/// @param ConversionTime 0-7
void _DS_INA226_SetShuntVoltageConversionTime(DS_INA226 *DS_INA226, uint8_t ConversionTime);
/// @brief Selects continuous, triggered, or power-down mode of operation
/// 0 - Power-Down
/// 1 - Shunt Voltage, Triggered
/// 2 - Bus Voltage, Triggered
/// 3 - Shunt and Bus, Triggered
/// 4 - Power-Down
/// 5 - Shunt Voltage, Continuous
/// 6 - Bus Voltage, Continuous
/// 7 - Shunt and Bus, Continuous
///
/// @param DS_INA226 struct DS_INA226
/// @param OperatingMode 0-7
void _DS_INA226_SetOperatingMode(DS_INA226 *DS_INA226, uint8_t OperatingMode);
/// @brief Update DS_INA226 structure
/// @param DS_INA226 struct DS_INA226
void _DS_INA226_GetAllMemory(DS_INA226 *DS_INA226);
uint16_t DS_INA226_GetShuntVoltage(DS_INA226 *DS_INA226);
uint16_t DS_INA226_GetBusVoltage(DS_INA226 *DS_INA226);
float DS_INA226_GetPower(DS_INA226 *DS_INA226);
float DS_INA226_GetCurrent(DS_INA226 *DS_INA226);
#endif //DS_INA226_H

131
Src/DS_INA226.c
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@@ -1,6 +1,129 @@
#include "../../Inc/DS_INA226.h"
#include "../../Library/DS_INA226/Inc/DS_INA226.h"
void DS_INA226_Init(void)
void DS_INA226_Init(DS_INA226 *DS_INA226, I2C_HandleTypeDef *hi2c, uint8_t DevAddr)
{
}
DS_INA226->DevAddr = DevAddr;
DS_INA226->hi2c = hi2c;
DS_INA226->ShuntResistance = 100; // 0.1 Ohm
// Current_LSB = Maximum Expected Current / 32768
DS_INA226->Current_LSB = (float)1/32768; // for 1 Ampere
// _current_lsb = _i_max / 32768
DS_INA226->SensorData[0] = 0;
DS_INA226->SensorData[1] = 0;
DS_INA226->SensorData[2] = 0;
DS_INA226->SensorData[3] = 0;
DS_INA226->SensorData[4] = 0;
DS_INA226->SensorData[5] = 0;
DS_INA226->SensorData[6] = 0;
DS_INA226->SensorData[7] = 0;
//Die ID
DS_INA226->SensorData[8] = 0;
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 0, 1, (uint8_t*)(&DS_INA226->SensorData[0]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 1, 1, (uint8_t*)(&DS_INA226->SensorData[1]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 2, 1, (uint8_t*)(&DS_INA226->SensorData[2]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 3, 1, (uint8_t*)(&DS_INA226->SensorData[3]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 4, 1, (uint8_t*)(&DS_INA226->SensorData[4]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 5, 1, (uint8_t*)(&DS_INA226->SensorData[5]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 6, 1, (uint8_t*)(&DS_INA226->SensorData[6]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 7, 1, (uint8_t*)(&DS_INA226->SensorData[7]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 0xFF, 1, (uint8_t*)(&DS_INA226->SensorData[8]), 2, 100);
//Set Calibration Register
uint16_t CAL = 0.00512 / (DS_INA226->Current_LSB * (DS_INA226->ShuntResistance/100));
uint16_t temp=0;
temp = temp|CAL<<8;
temp = temp|CAL>>8;
HAL_I2C_Mem_Write(DS_INA226->hi2c, DS_INA226->DevAddr<<1, 5, 1, (uint8_t*)(&temp), 2, 100);
}
void _DS_INA226_SetAveragingMode(DS_INA226 *DS_INA226, uint8_t AveragingMode)
{
DS_INA226->SensorData[0] = DS_INA226->SensorData[0]|AveragingMode<<1;
HAL_I2C_Mem_Write(DS_INA226->hi2c, DS_INA226->DevAddr<<1, 0, 1, (uint8_t*)(&DS_INA226->SensorData[0]), 2, 100);
}
void _DS_INA226_SetBusVoltageConversionTime(DS_INA226 *DS_INA226, uint8_t ConversionTime)
{
//TODO need fix!
DS_INA226->SensorData[0] = DS_INA226->SensorData[0]|ConversionTime;
DS_INA226->SensorData[0] = DS_INA226->SensorData[0]|ConversionTime;
HAL_I2C_Mem_Write(DS_INA226->hi2c, DS_INA226->DevAddr<<1, 0, 1, (uint8_t*)(&DS_INA226->SensorData[0]), 2, 100);
}
void _DS_INA226_SetShuntVoltageConversionTime(DS_INA226 *DS_INA226, uint8_t ConversionTime)
{
//TODO need check!
DS_INA226->SensorData[0] = DS_INA226->SensorData[0]|ConversionTime<<11;
HAL_I2C_Mem_Write(DS_INA226->hi2c, DS_INA226->DevAddr<<1, 0, 1, (uint8_t*)(&DS_INA226->SensorData[0]), 2, 100);
}
void _DS_INA226_SetOperatingMode(DS_INA226 *DS_INA226, uint8_t OperatingMode)
{
//TODO need check!
DS_INA226->SensorData[0] = DS_INA226->SensorData[0]|OperatingMode<<8;
HAL_I2C_Mem_Write(DS_INA226->hi2c, DS_INA226->DevAddr<<1, 0, 1, (uint8_t*)(&DS_INA226->SensorData[0]), 2, 100);
}
void _DS_INA226_GetAllMemory(DS_INA226 *DS_INA226)
{
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 0, 1, (uint8_t*)(&DS_INA226->SensorData[0]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 1, 1, (uint8_t*)(&DS_INA226->SensorData[1]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 2, 1, (uint8_t*)(&DS_INA226->SensorData[2]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 3, 1, (uint8_t*)(&DS_INA226->SensorData[3]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 4, 1, (uint8_t*)(&DS_INA226->SensorData[4]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 5, 1, (uint8_t*)(&DS_INA226->SensorData[5]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 6, 1, (uint8_t*)(&DS_INA226->SensorData[6]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 7, 1, (uint8_t*)(&DS_INA226->SensorData[7]), 2, 100);
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 0xFF, 1, (uint8_t*)(&DS_INA226->SensorData[8]), 2, 100);
}
uint16_t DS_INA226_GetShuntVoltage(DS_INA226 *DS_INA226)
{
//μV
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 1, 1, (uint8_t*)(&DS_INA226->SensorData[1]), 2, 100);
uint16_t temp=0;
temp = temp|((uint8_t)DS_INA226->SensorData[1])<<8;
temp = temp|DS_INA226->SensorData[1]>>8;
temp = temp * 25 / 10;
return temp;
}
uint16_t DS_INA226_GetBusVoltage(DS_INA226 *DS_INA226)
{
//mV
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 2, 1, (uint8_t*)(&DS_INA226->SensorData[2]), 2, 100);
uint16_t temp=0;
temp = temp|((uint8_t)DS_INA226->SensorData[2])<<8;
temp = temp|DS_INA226->SensorData[2]>>8;
temp = temp * 125 / 100;
return temp;
}
float DS_INA226_GetPower(DS_INA226 *DS_INA226)
{
//watts
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 3, 1, (uint8_t*)(&DS_INA226->SensorData[3]), 2, 100);
uint16_t temp=0;
temp = temp|((uint8_t)DS_INA226->SensorData[3])<<8;
temp = temp|DS_INA226->SensorData[3]>>8;
// temp = temp * DS_INA226->Current_LSB;
return temp * 25 * DS_INA226->Current_LSB;
}
float DS_INA226_GetCurrent(DS_INA226 *DS_INA226)
{
HAL_I2C_Mem_Read(DS_INA226->hi2c, DS_INA226->DevAddr << 1, 4, 1, (uint8_t*)(&DS_INA226->SensorData[4]), 2, 100);
uint16_t temp=0;
temp = temp|((uint8_t)DS_INA226->SensorData[4])<<8;
temp = temp|DS_INA226->SensorData[4]>>8;
// temp = temp * (DS_INA226->Current_LSB);
return temp * (DS_INA226->Current_LSB);
}