Search found 3 matches
- Fri May 13, 2022 4:12 pm
- Forum: ESP-IDF
- Topic: Inputting audio to an ESP32 from an INMP441 I2S microphone: success
- Replies: 13
- Views: 74162
Re: Inputting audio to an ESP32 from an INMP441 I2S microphone: success
I am using the SPH0690LM4H-1 Mems microphone with the esp32 development board. My objective is to amplify the voice received from the microphone using a the MAX 98357 amplifier and a standard 8 Ohm 1W speaker. Currently this is the code I have but I am not able to transmit anything to the output. #...
- Fri May 13, 2022 10:53 am
- Forum: ESP32 Arduino
- Topic: voice amplifier
- Replies: 2
- Views: 2348
Re: voice amplifier
There is my shematic [/img]
- Thu May 12, 2022 7:47 pm
- Forum: ESP32 Arduino
- Topic: voice amplifier
- Replies: 2
- Views: 2348
voice amplifier
Hello ! My project is to make a voice amplifier with a mic INMP441 and a speaker on a esp32 card. So I use the i2s protocol to collect the data from the mic and I convert the data to a 8-bits integer to send it to the DAC and then send it to the speaker (with a PAM8403 between). The problem is that ...