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bugfix(adc): missing ranges of ADC codes in ESP32

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fuzhibo
2020-09-18 18:31:52 +08:00
committed by bot
parent ff4d82c7d2
commit 9cd5e6f8c9
6 changed files with 89 additions and 51 deletions
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11
components/driver/i2s.c
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@@ -335,9 +335,16 @@ esp_err_t i2s_set_clk(i2s_port_t i2s_num, uint32_t rate, i2s_bits_per_sample_t b
}
i2s_stop(i2s_num);
i2s_hal_set_tx_mode(&(p_i2s_obj[i2s_num]->hal), ch, bits);
#if SOC_I2S_SUPPORTS_ADC_DAC
/* I2S-ADC only support single channel format. */
if (!(p_i2s_obj[i2s_num]->mode & I2S_MODE_ADC_BUILT_IN)) {
i2s_hal_set_rx_mode(&(p_i2s_obj[i2s_num]->hal), ch, bits);
}
#else
i2s_hal_set_rx_mode(&(p_i2s_obj[i2s_num]->hal), ch, bits);
#endif
i2s_hal_set_tx_mode(&(p_i2s_obj[i2s_num]->hal), ch, bits);
if (p_i2s_obj[i2s_num]->channel_num != ch) {
p_i2s_obj[i2s_num]->channel_num = (ch == 2) ? 2 : 1;
}