default port = GPIO_0

Dependents:   multithread_ADC_timing audio_record_serial_out

Changes

RevisionDateWhoCommit message
1:d415e0b7dc3e 2019-12-08 yutonggu Set system to readADC at 20KHz default tip
0:56e4e76188d9 2019-12-04 yutonggu initial commit