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Fixed audio playback test: added a missing conversion from 12 bit to 8 bit

This commit is contained in:
Silvano Seva 2021-08-10 09:32:43 +02:00
parent b80ddc1145
commit 3d9cefdd03
1 changed files with 8 additions and 0 deletions
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8
tests/platform/gimmi_ridimmi.c
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@ -190,10 +190,18 @@ int main()
gpio_setMode(BEEP_OUT, ALTERNATE); gpio_setMode(BEEP_OUT, ALTERNATE);
gpio_setAlternateFunction(BEEP_OUT, 2); gpio_setAlternateFunction(BEEP_OUT, 2);
gpio_setPin(GREEN_LED);
delayMs(3000); delayMs(3000);
recordMic(sampleBuf); recordMic(sampleBuf);
/* Convert samples from 12 bit to 8 bit, as required by PWM audio */
for(size_t i = 0; i < numSamples; i++)
{
sampleBuf[i] >>= 4;
}
/* End of recording, play sound */ /* End of recording, play sound */
gpio_clearPin(GREEN_LED); gpio_clearPin(GREEN_LED);
gpio_setPin(RED_LED); gpio_setPin(RED_LED);