Part Number: TLV320ADC3140 Tool/software: Hello,
I'm experiencing issues with recording audio using the TLV320ADC3140 codec on the TI AM62 processor. Despite configuring the device tree and adjusting gain settings, I'm unable to capture any audio. The…
Part Number: TLV320ADC3140 Tool/software: Hi,
1. The signal from the microphone is input to INxP in a single end. I would like to know the circuit design of INxM in this case. A capacitor is installed in INxM as shown in Figure 31 in the datasheet.…
Part Number: TLV320ADC3140 Tool/software: We have previously checked the filter update sequence on ADC3140 in the following thread: e2e.ti.com/.../tlv320adc3140-dc-offset-on-i2s-data-out-when-biquad-dynamic-update
After implementing this and proceeding…
Part Number: TLV320ADC3140 Tool/software: The default power supply AVDD of TLV320ADC3140IRTWR is 3.0V, and 3.0V is output through the LDO chip. Considering that the output accuracy of the LDO chip varies by 3% with temperature, the minimum voltage is…
Part Number: TLV320ADC3140 Tool/software: We are working on a project utilizing the tlv320adc3140. We want to run it in ASI master mode and provide the MCLK across the GPIO1 pin. We want to provide a 20MHz clock out of the MCU into the 3140. However,…
Part Number: TLV320ADC3140 Tool/software: Hi team
One of my customer wants to achieve low power mode by TLV320ADC3140.
In low power mode, 4 MICs will shout down to 1 MICs, they want to know how to config the register, and how can we confirm the configuration…
Part Number: TLV320ADC3140 Other Parts Discussed in Thread: TLV320ADC6140 Tool/software: I am having the same problem with the TLV320ADC6140. I can configure the ADC fine and get audio data but now that I am trying to write the biquad registers it is…
Part Number: TLV320ADC3140
Hi Teams,
Our product is using TLV320ADC3140 codec. we want to record 4Ch analog mic with TDM mode.
However, we always record failed with below message:
arecord: pcm_read:2221: read error: Input/output error
…