Library/DS_I2CScanner
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Release 0.1

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This commit is contained in:
Mikhail
2025-06-11 00:30:54 +03:00
parent 5a62faaa35
commit e9dee89303
2 changed files with 24 additions and 8 deletions
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9
Inc/DS_I2CScanner.h
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@@ -4,16 +4,13 @@
#include "main.h" #include "main.h"
#ifdef STM32G0 #ifdef STM32G0
#include "stm32g0xx_hal.h" #include "stm32g0xx_hal.h"
#endif #endif
#ifdef STM32F0 #ifdef STM32F0
#include "stm32f0xx_hal.h" #include "stm32f0xx_hal.h"
#endif #endif
void DS_I2CScan(I2C_HandleTypeDef *I2C, uint8_t *Result, uint8_t maxNumResults);
void DS_I2CScan(I2C_HandleTypeDef* I2C);
#endif #endif

21
Src/DS_I2CScanner.c
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@@ -1,6 +1,25 @@
#include "DS_I2CScanner.h" #include "DS_I2CScanner.h"
void DS_I2CScan(I2C_HandleTypeDef *I2C) void DS_I2CScan(I2C_HandleTypeDef *I2C, uint8_t *Result, uint8_t maxNumResults)
{ {
HAL_StatusTypeDef HAL_result = HAL_ERROR;
uint8_t NumOfResult = 0;
for (uint8_t i = 0; i < maxNumResults - 1; i++)
{
Result[i] = 0;
}
for (uint8_t addr = 0; addr < 0xFF; ++addr)
{
HAL_result = HAL_I2C_IsDeviceReady(I2C, addr, 3, 1000);
if (HAL_result == HAL_OK)
{
Result[NumOfResult] = addr;
if (NumOfResult < maxNumResults - 1)
{
NumOfResult++;
}
}
}
} }