Mercurial > public > ostc4
view Small_CPU/Inc/i2c.h @ 327:abec171c2c4b I2C_Improvment
Deactivated internal pullups and I2C interrupt callback
Internal GPIO should be configurated to no pull to avoid interferance with external electronic. The interrupt functionality is no longer in used and the callbacks are empty => uncommented enables
author | ideenmodellierer |
---|---|
date | Wed, 17 Jul 2019 22:41:31 +0200 |
parents | 9ecc2e60418d |
children | cb3870f79e9d |
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/* Define to prevent recursive inclusion -------------------------------------*/ #ifndef I2C_H #define I2C_H /* Pressure Sensor */ #define DEVICE_PRESSURE 0xEE // 2019 hardware (gen 3) will use 0xEC (MS5837), all other use 0xEE (MS5803) /* Compass/Accelerometer */ #define DEVICE_ACCELARATOR_MMA8452Q 0x38 // Hardware gen 1 (Two chip solution with MMA8452Q and HMC5883L) #define DEVICE_COMPASS_HMC5883L 0x3C // Hardware gen 1 #define DEVICE_COMPASS_303D 0x3C // Hardware gen 2 (Single chip solution LSM303D) #define DEVICE_COMPASS_303AGR 0x3C // Hardware gen 3 (Single chip solution LSM303AGR) /* Battery Gas Gauge */ #define DEVICE_BATTERYGAUGE 0xC8 // LTC2941 battery gauge /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_hal.h" HAL_StatusTypeDef I2C_Master_Transmit( uint16_t DevAddress, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef I2C_Master_TransmitNoStop( uint16_t DevAddress, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef I2C_Master_Receive( uint16_t DevAddress, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef MX_I2C1_Init(void); void I2C_DeInit(void); HAL_StatusTypeDef I2C1_Status(void); GPIO_PinState MX_I2C1_TestAndClear(void); //void I2C_Error(void); #endif /* I2C_H */