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S32K144UFT PDB to Trigger ADC

Question asked by 佳豪 殷 on May 18, 2018
Latest reply on May 29, 2018 by 佳豪 殷



         when i use software to trigger ADC1 channel a ,the result in Ra is 0x0804. But, when i use PDB1 to trigger ADC1,the in Ra is changed to 0x0878.  Other  configuration  is all the same. I sample a voltage  from  2.5V reference source.

         how can i find the problem?