156 reg = rand() % 0xFFFFU;
177 scd4x_interface_debug_print(
"scd4x: scd4x_temperature_offset_convert_to_register/scd4x_temperature_offset_convert_to_data test.\n");
179 f = (float)(rand() % 10) + 25.0f;
202 reg = rand() % 0xFFFFU;
225 f = (float)(rand() % 10) + 100.0f;
248 reg = rand() % 0xFFFFU;
271 f = (float)(rand() % 1000) + 100000.0f;
294 f = (float)(rand() % 100);
492 scd4x_interface_debug_print(
"scd4x: scd4x_set_automatic_self_calibration_initial_period/scd4x_get_automatic_self_calibration_initial_period test.\n");
494 reg = (rand() % 0xFF) * 4;
515 scd4x_interface_debug_print(
"scd4x: scd4x_set_automatic_self_calibration_standard_period/scd4x_get_automatic_self_calibration_standard_period test.\n");
517 reg = (rand() % 0xFF) * 4;
driver scd4x register test header file
uint8_t scd4x_wake_up(scd4x_handle_t *handle)
wake up
uint8_t scd4x_set_automatic_self_calibration_standard_period(scd4x_handle_t *handle, uint16_t hour)
set automatic self calibration standard period
uint8_t scd4x_set_automatic_self_calibration_initial_period(scd4x_handle_t *handle, uint16_t hour)
set automatic self calibration initial period
uint8_t scd4x_power_down(scd4x_handle_t *handle)
power down
uint8_t scd4x_get_automatic_self_calibration_standard_period(scd4x_handle_t *handle, uint16_t *hour)
get automatic self calibration standard period
uint8_t scd4x_get_automatic_self_calibration_initial_period(scd4x_handle_t *handle, uint16_t *hour)
get automatic self calibration initial period
struct scd4x_info_s scd4x_info_t
scd4x information structure definition
uint8_t scd4x_get_type(scd4x_handle_t *handle, scd4x_t *type)
get type
uint8_t scd4x_get_data_ready_status(scd4x_handle_t *handle, scd4x_bool_t *enable)
get data ready status
uint8_t scd4x_stop_periodic_measurement(scd4x_handle_t *handle)
stop periodic measurement
uint8_t scd4x_get_sensor_altitude(scd4x_handle_t *handle, uint16_t *altitude)
get sensor altitude
uint8_t scd4x_sensor_altitude_convert_to_data(scd4x_handle_t *handle, uint16_t reg, float *m)
convert the register raw data to the sensor altitude
uint8_t scd4x_set_temperature_offset(scd4x_handle_t *handle, uint16_t offset)
set temperature offset
uint8_t scd4x_get_serial_number(scd4x_handle_t *handle, uint16_t number[3])
get serial number
uint8_t scd4x_deinit(scd4x_handle_t *handle)
close the chip
uint8_t scd4x_get_automatic_self_calibration(scd4x_handle_t *handle, scd4x_bool_t *enable)
get automatic self calibration status
uint8_t scd4x_set_ambient_pressure(scd4x_handle_t *handle, uint16_t pressure)
set ambient pressure
uint8_t scd4x_co2_convert_to_register(scd4x_handle_t *handle, float ppm, uint16_t *reg)
convert the co2 to the register raw data
uint8_t scd4x_set_type(scd4x_handle_t *handle, scd4x_t type)
set type
uint8_t scd4x_get_temperature_offset(scd4x_handle_t *handle, uint16_t *offset)
get temperature offset
uint8_t scd4x_temperature_offset_convert_to_register(scd4x_handle_t *handle, float degrees, uint16_t *reg)
convert the temperature offset to the register raw data
uint8_t scd4x_reinit(scd4x_handle_t *handle)
reinit
uint8_t scd4x_ambient_pressure_convert_to_register(scd4x_handle_t *handle, float pa, uint16_t *reg)
convert the ambient pressure to the register raw data
uint8_t scd4x_co2_convert_to_data(scd4x_handle_t *handle, uint16_t reg, float *ppm)
convert the register raw data to the co2
uint8_t scd4x_set_automatic_self_calibration(scd4x_handle_t *handle, scd4x_bool_t enable)
enable or disable automatic self calibration
uint8_t scd4x_init(scd4x_handle_t *handle)
initialize the chip
uint8_t scd4x_perform_forced_recalibration(scd4x_handle_t *handle, uint16_t co2_raw, uint16_t *frc)
perform forced recalibration
uint8_t scd4x_perform_factory_reset(scd4x_handle_t *handle)
perform factory reset
uint8_t scd4x_persist_settings(scd4x_handle_t *handle)
persist settings
struct scd4x_handle_s scd4x_handle_t
scd4x handle structure definition
uint8_t scd4x_perform_self_test(scd4x_handle_t *handle, scd4x_bool_t *malfunction_detected)
perform self test
uint8_t scd4x_info(scd4x_info_t *info)
get chip information
uint8_t scd4x_ambient_pressure_convert_to_data(scd4x_handle_t *handle, uint16_t reg, float *pa)
convert the register raw data to the ambient pressure
uint8_t scd4x_set_sensor_altitude(scd4x_handle_t *handle, uint16_t altitude)
set sensor altitude
uint8_t scd4x_sensor_altitude_convert_to_register(scd4x_handle_t *handle, float m, uint16_t *reg)
convert the sensor altitude to the register raw data
uint8_t scd4x_temperature_offset_convert_to_data(scd4x_handle_t *handle, uint16_t reg, float *degrees)
convert the register raw data to the temperature offset
scd4x_t
scd4x type enumeration definition
scd4x_bool_t
scd4x bool enumeration definition
uint8_t scd4x_get_ambient_pressure(scd4x_handle_t *handle, uint16_t *pressure)
get ambient pressure
uint8_t scd4x_interface_iic_init(void)
interface iic bus init
void scd4x_interface_delay_ms(uint32_t ms)
interface delay ms
uint8_t scd4x_interface_iic_deinit(void)
interface iic bus deinit
uint8_t scd4x_interface_iic_read_cmd(uint8_t addr, uint8_t *buf, uint16_t len)
interface iic bus read command
void scd4x_interface_debug_print(const char *const fmt,...)
interface print format data
uint8_t scd4x_interface_iic_write_cmd(uint8_t addr, uint8_t *buf, uint16_t len)
interface iic bus write command
#define DRIVER_SCD4X_LINK_DEBUG_PRINT(HANDLE, FUC)
link debug_print function
#define DRIVER_SCD4X_LINK_IIC_DEINIT(HANDLE, FUC)
link iic_deinit function
#define DRIVER_SCD4X_LINK_IIC_INIT(HANDLE, FUC)
link iic_init function
#define DRIVER_SCD4X_LINK_INIT(HANDLE, STRUCTURE)
initialize scd4x_handle_t structure
#define DRIVER_SCD4X_LINK_IIC_WRITE_COMMAND(HANDLE, FUC)
link iic_write_cmd function
#define DRIVER_SCD4X_LINK_DELAY_MS(HANDLE, FUC)
link delay_ms function
#define DRIVER_SCD4X_LINK_IIC_READ_COMMAND(HANDLE, FUC)
link iic_read_cmd function
uint8_t scd4x_register_test(scd4x_t type)
register test
float supply_voltage_max_v
char manufacturer_name[32]
float supply_voltage_min_v