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pamoja_scd4x_measure

pamoja_ffi::sensors_driver

Function pamoja_scd4x_measure 

Source 
#[unsafe(no_mangle)]
pub unsafe extern "C" fn pamoja_scd4x_measure(
    sensor: *mut PamojaScd4x,
    out_measurement: *mut PamojaScd4xMeasurement,
) -> PamojaStatus
Expand description

Waits for the next periodic result and reads it, initializing the part first if pamoja_scd4x_init has not run.

§Arguments

  • sensor - the driver.
  • out_measurement - receives the carbon dioxide, temperature, and humidity.

§Returns

As pamoja_scd4x_init, with PamojaStatus::Io also when no result becomes ready and PamojaStatus::Codec when a word fails its CRC.

§Safety

sensor must be a live handle or null, and out_measurement a writable pointer or null.