SHT30-31-35全套资料

【实例简介】SHT30-31-35全套资料
【实例截图】

【文件目录】

sht30资料

└── SHT30-31-35全套资料
    ├── 3系保护壳
    │   └── Sensirion_Humidity_Sensors_SHT3x_Datasheet_Protective_Cover.pdf
    ├── CAD模型
    │   └── Sensirion_Humidity_Sensors_SHT3x-STEP-file.zip
    ├── 网址
    │   └── 官方网址.txt
    ├── 主要文档
    │   └── Sensirion_Humidity_Sensors_SHT3x_Application_Note_Alert_Mode_DIS_V1.pdf
    ├── 产品手册
    │   └── Sensirion_Humidity_Sensors_SHT3x_Datasheet_digital.pdf
    ├── 参考代码
    │   ├── Arduino
    │   │   ├── ClosedCube_SHT3XA_Library-master.zip
    │   │   └── ClosedCube_SHT3XD_Library-master.zip
    │   ├── 树莓派
    │   │   └── sht31-for-PI-master.zip
    │   ├── 官方代码
    │   │   └── Sensirion_Humidity_Sensors_SHT3x_Sample_Code_V2.pdf
    │   └── 仅供参考,不做解释，谢谢.txt
    └── 科学支持
        ├── Sensirion_Humidity_Conditions_Thermal_Comfort_V2.pdf
        ├── Sensirion_Humidity_Design_Guide_V1.pdf
        ├── Sensirion_Humidity_ESD_Latch_Up_EMC_Application_Note_V1.3.pdf
        ├── Sensirion_Humidity_Handling_Instructions_V4.pdf
        ├── Sensirion_Humidity_Handling_of_SMD_Packages_V1.pdf
        ├── Sensirion_Humidity_Sensor_Specification_Statement_V1.pdf
        ├── Sensirion_Humidity_Testing_Guide_V1.2.pdf
        ├── Sensirion_Humidity_at_a_Glance_V1.pdf
        └── Sensirion_Introduction_to_Relative_Humidity_V2.pdf

11 directories, 19 files

【核心代码】uint8_t SHT3X_Read2BytesAndCrc(uint16_t *dat, etI2cAck finaleAckNack, uint8_t timeout){

    uint8_t error;    // error code
    uint8_t     bytes[2]; // read data array
    uint8_t     checksum; // checksum byte

    // read two data bytes and one checksum byte
    SHT3X_I2C_RecvByte(ACK, &bytes[0]);
    SHT3X_I2C_RecvByte(ACK, &bytes[1]);
    SHT3X_I2C_RecvByte(finaleAckNack, &checksum);
    // verify checksum
    error = SHT3X_CheckCrc(bytes, 2, checksum);
    //if(error == NO_ERROR) {
        // combine the two bytes to a 16-bit value
        *dat = (bytes[0] << 8) | bytes[1];
    //}
    return error;
}
uint8_t SHT3X_hu(uint16_t *dat, etI2cAck finaleAckNack, uint8_t timeout){
    uint8_t error;    // error code
    uint8_t     bytes[2]; // read data array
    uint8_t     checksum; // checksum byte

    // read two data bytes and one checksum byte
    SHT3X_I2C_RecvByte(ACK, &bytes[0]);
    SHT3X_I2C_RecvByte(ACK, &bytes[1]);
    SHT3X_I2C_RecvByte(finaleAckNack, &checksum);
    // verify checksum
    //error = SHT3X_CheckCrc(bytes, 2, checksum);
    if(error == NO_ERROR) {
        // combine the two bytes to a 16-bit value
        *dat = (bytes[0] << 8) | bytes[1];
    }
    return error;
}