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Merge pull request #33955 from suphoff:micro_speech_apollo3evb 

PiperOrigin-RevId: 317755695
Change-Id: Ie58da8ffd1605ee7ce31d68bbd103dd0daf71e78
This commit is contained in:
TensorFlower Gardener 2020-06-22 17:07:56 -07:00
parent 76ac3e6a5f e96d18ac0f
commit 27838410a8
1 changed files with 2 additions and 2 deletions
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4
tensorflow/lite/micro/examples/micro_speech/apollo3evb/audio_provider.cc
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@ -251,7 +251,6 @@ void pdm_start_dma(tflite::ErrorReporter* error_reporter) {
// Reset the PDM DMA flags.
g_pdm_dma_error = false;
g_pdm_dma_error_reporter = error_reporter;
}
#if USE_MAYA
@ -470,11 +469,12 @@ TfLiteStatus InitAudioRecording(tflite::ErrorReporter* error_reporter) {
#endif // USE_TIME_STAMP
// Configure, turn on PDM
g_pdm_dma_error_reporter = error_reporter;
pdm_init();
am_hal_interrupt_master_enable();
am_hal_pdm_fifo_flush(g_pdm_handle);
// Trigger the PDM DMA for the first time manually.
pdm_start_dma(g_pdm_dma_error_reporter);
pdm_start_dma(error_reporter);
TF_LITE_REPORT_ERROR(error_reporter, "\nPDM DMA Threshold = %d",
PDMn(0)->FIFOTHR);