3.2.2.6 DIAG_ADC_Linearity

Returns the status of the ADC_LINEARITY diagnostic

This function verifies linearity on the selected ADC instance and channel.

DIAG_TEST_STATUS 
DIAG_ADC_Linearity
(
    DIAG_ADC_PERIPHS adc_periph
);

Diagnostic verifies the following faults do not exist

  • Results are not linear
  • Sample and hold error

Operating Mode

  • Interface can be used at POST
Precondition
  • none

Parameters

  • adc_periph - enum value for which ADC peripheral to be tested

Returns

  • DIAG_TEST_PASSED if no faults were found, otherwise, DIAG_TEST_FAILED.