pins.h

 
 
/* =========================
 *  Board / pin macros
 * ========================= */


 
#define DEFAULT_I2C_SDA_PIN   12  
#define DEFAULT_I2C_SCL_PIN   13  

#define HDC2021_INTERRUPT     21   

#define SW1_PIN               2   
#define SW2_PIN               22  

#define RED_LED_PIN           14  

#define BUZZER_PIN            17  

#define RGB_LED_R             18  
#define RGB_LED_G             19  
#define RGB_LED_B             20  

#define PDM_DATA              16  
#define PDM_CLK               15  

#define VEML6030_INTERRUPT    9   
#define HDC2021_INTERRUPT     21  
#define ICM42670_INT          6   
 /* end of group board_pins */
 


#define VEML6030_I2C_ADDR                       0x10   
#define VEML6030_CONFIG_REG                     0x00   
#define VEML6030_ALS_REG                        0x04   
 
/* =========================
 *  HDC2021
 * ========================= */

#define HDC2021_I2C_ADDRESS                     0x40   
#define HDC2021_TEMP_LOW                        0x00   
#define HDC2021_TEMP_HIGH                       0x01   
#define HDC2021_HUMIDITY_LOW                    0x02   
#define HDC2021_HUMIDITY_HIGH                   0x03   
#define HDC2021_CONFIG                          0x0E   
#define HDC2021_MEASUREMENT_CONFIG              0x0F   
#define HDC2021_TEMP_THR_L                      0x13   
#define HDC2021_TEMP_THR_H                      0x14   
#define HDC2021_HUMID_THR_L                     0x15   
#define HDC2021_HUMID_THR_H                     0x16   
 
 
/* =========================
 *  SSD1306
 * ========================= */

#define SSD1306_I2C_ADDRESS                     0x3C   
 
/* =========================
 *  MEMS MICROPHONE
 * ========================= */
#define MEMS_SAMPLING_FREQUENCY                 8000   
#define MEMS_BUFFER_SIZE                        256    
 
/* =========================
 *  ICM-42670 (IMU)
 * ========================= */

#define ICM42670_I2C_ADDRESS                    0x69   
#define ICM42670_I2C_ADDRESS_ALT                0x69   
#define ICM42670_REG_WHO_AM_I                   0x75   
#define ICM42670_WHO_AM_I_RESPONSE              0x67   

#define ICM42670_INT_CONFIG                     0x06   
#define ICM42670_INT1_CONFIG_VALUE              0x02   

#define ICM42670_MAX_READ_LENGTH                256    
#define ICM42670_MAX_WRITE_LENGTH               256    

#define ICM42670_ACCEL_CONFIG0_REG              0x21   
#define ICM42670_GYRO_CONFIG0_REG               0x20   
#define ICM42670_PWR_MGMT0_REG                  0x1F   
#define ICM42670_REG_SIGNAL_PATH_RESET          0x02   
#define ICM42670_RESET_CONFIG_BITS              0x10   

#define ICM42670_ACCEL_FSR_2G                   0x03   
#define ICM42670_ACCEL_FSR_4G                   0x02   
#define ICM42670_ACCEL_FSR_8G                   0x01   
#define ICM42670_ACCEL_FSR_16G                  0x00   
#define ICM42670_ACCEL_FSR_DEFAULT              4      

#define ICM42670_GYRO_FSR_250DPS                0x03   
#define ICM42670_GYRO_FSR_500DPS                0x02   
#define ICM42670_GYRO_FSR_1000DPS               0x01   
#define ICM42670_GYRO_FSR_2000DPS               0x00   
#define ICM42670_GYRO_FSR_DEFAULT               250    

#define ICM42670_ACCEL_ODR_25HZ                 0x0B   
#define ICM42670_ACCEL_ODR_50HZ                 0x0A   
#define ICM42670_ACCEL_ODR_100HZ                0x09   
#define ICM42670_ACCEL_ODR_200HZ                0x08   
#define ICM42670_ACCEL_ODR_400HZ                0x07   
#define ICM42670_ACCEL_ODR_800HZ                0x06   
#define ICM42670_ACCEL_ODR_1600HZ               0x05   
#define ICM42670_ACCEL_ODR_DEFAULT              100    

#define ICM42670_GYRO_ODR_25HZ                  0x0B   
#define ICM42670_GYRO_ODR_50HZ                  0x0A   
#define ICM42670_GYRO_ODR_100HZ                 0x09   
#define ICM42670_GYRO_ODR_200HZ                 0x08   
#define ICM42670_GYRO_ODR_400HZ                 0x07   
#define ICM42670_GYRO_ODR_800HZ                 0x06   
#define ICM42670_GYRO_ODR_1600HZ                0x05   
#define ICM42670_GYRO_ODR_DEFAULT               100    

#define ICM42670_ACCEL_MODE_LN                  0x03   
#define ICM42670_GYRO_MODE_LN                   0x0C   

#define ICM42670_SENSOR_DATA_START_REG          0x09   
 /* end of group  of registers*/