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bring DAC sample rate closer to 48kHz #500

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bring DAC sample rate closer to 48kHz #500

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2 changes: 1 addition & 1 deletion ll/dac8565.c
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Original file line number Diff line number Diff line change
Expand Up @@ -180,7 +180,7 @@ void HAL_I2S_MspInit(I2S_HandleTypeDef *hi2s)
// I2SCLK = f(PLLI2S clock output) = f(VCO clock) / PLLI2SR
RCC_ExCLKInitStruct.PeriphClockSelection = RCC_PERIPHCLK_I2S;
RCC_ExCLKInitStruct.I2sClockSelection = RCC_I2SCLKSOURCE_PLLI2S;
RCC_ExCLKInitStruct.PLLI2S.PLLI2SN = 384; // mul factor: 50~432
RCC_ExCLKInitStruct.PLLI2S.PLLI2SN = 344; // mul factor: 50~432
RCC_ExCLKInitStruct.PLLI2S.PLLI2SR = 2; // div factor: 2~7
HAL_RCCEx_PeriphCLKConfig(&RCC_ExCLKInitStruct);

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