Esphome i2s microphone esphome/esphome#4775 extends ESPHome support to i2s and adc microphones. Aug 19, 2023 · Is it possible to record sound from I2S microphone which connected to ESPHome, and save this record i. i2s_audio_id (Optional, :ref:`config-id`): The ID of the :ref:`I²S Audio <i2s_audio>` you wish to use for this microphone. std::vector< uint8_t > esphome::microphone::Microphone::silence_audio_ (std::vector< uint8_t > data) Now you can rename the file to startup. In our experiment, we will display the audio waveforms from the microphone using the Serial Plotter in the Arduino IDE Dec 23, 2024 · The INMP441 is a popular I2S microphone that can be easily integrated with the ESP32. Debug component doesn’t work on RP2040 esphome#4728 by @HeMan. How to modify correctly the YAML file? Decibel values are not jumping, those are pretty stable on quiet room. cpp:159 esphome::i2s_audio::I2SAudioMicrophone::start Mar 22, 2024 · Hello, I would like to build a self-made home assistant microphone, I have already done a bit of tinkering and ended up with the following hardware. g. 1 update #6379. Contribute to esphome/esphome-docs development by creating an account on GitHub. Home Assistant 2023. You need to spend some time googling and trying. I2S stands for Inter-Integrated Circuit Sound and as an electrical serial bus interface I2S is the standard to connect different digital audio devices. May 5, 2023 · This it my config any ideas on getting mic working. 2 - April 27¶ I2c scan recovery reset fix esphome#4724 by @gcopeland. I’ve followed the ESPHome documentation, but I keep running into issues with the configuration. Feb 2, 2024 · The problem When installing the YAML i get these errors below regarding microphone and speakers. Oct 20, 2023 · ESP32 & ESPHome Voice Assistant. The current state is that I2S output is supported but doesn’t look like input is yet. Definition i2s_audio_microphone. I’m looking for help with correctly setting up the I2S audio capture and sending the data to my MQTT broker. 1 #pragma once ESP32 Mic Testing With INMP441 and DumbDisplay: In this post, I will try to demonstrate a fairly easy way to do experiment on INMP441 module acting as mic input to ESP32 board via a I2S channel of the microcontroller. Use arduinoFFT. I’ve got an INMP441 and an SPH0645LM4H for my experiments. . Right? So the code on ESP side will differ in part of i2s configuration, but current i2s firmware from Seeed should work. For this setup, you will connect the following pins: For this setup, you will connect the following pins: VDD to 3. Or wait for a newer esphome version, or check for Esphome issues and bug reports. May 7, 2023 · I’m trying to figure out the I²S Audio with ESP32-S2. Defaults to True. Sep 12, 2020 · I2S microphones. May 11, 2023 · I’m also trying to get this to work with ESPHome and an INM441 without success. I’d appreciate if anyone has done it before and is willing to share experience! i2s_mode (Optional, enum): The I²S mode to use. We will begin our I2S experiments with an I2S microphone module. Microphone Actions¶ All microphone actions can be used without specifying an id if you have only one microphone in your configuration YAML. The basic idea is: And the microphone response after equalization should look like: sample_rate (Optional, positive integer): I2S sample rate. microphone: – platform: i2s_audio id: va_mic adc_type: external i2s_din_pin: GPIO3 #SD pin on the INMP441 channel: left pdm: false i2s_audio Initially I thought that this was because they were both sharing the same I2S bus, and therefore they had conflicting words on the bus, however when I specify separate I2S busses in the yaml, and connect each completely separately, I still get issues with audio choppiness when I try to run both at the same time. Defaults to false. i2s_comm_fmt (Optional, string): I2S communication format. In particolare vedremo come programmare l'esp32 per fornire le risposte vocali su uno speaker esterno come Google Home o Amazon Echo o altri media player integrati in Home Assistant tipo Arylic Apr 24, 2023 · esphome官网对于i2s的介绍只有个gpio，似乎i2s这个接口会有好几种音频协议，牵扯到大端序小端序等，音频流也有频率的设置，这个esphome也没有设置的地方，这咋整，怎么把采集到的数据转成流，再用对端接收并转为音频文件呢 Sets the Microphone audio_stream_info_ member variable to the configured I2S settings. I got a set of these: The es7210 platform allows your ESPHome devices to use the ES7210 high performance four channel audio ADC . Kürzlich kam die Meldung, dass ich ein nicht mehr unterstütztes Addon von ESPHome verwende. 12. The examples distributed by adafruit only apply for Feather M0; the generic I2S example from the ESP32 examples is not directly applicable. Defaults to the only one in YAML. One of primary or secondary. h for your purpose and set Sensor() value. use_mclk (Optional, bool): Use the MCLK signal to control the clock. ) August 12, 2023, 4:28pm 1. Nov 9, 2023 · I think I am getting too high decibel values from live reading. INFO ESPH Nov 25, 2023 · The ESP32-korvo wroover-e, is an assembly of two cards, the upper card is made up of 12 LEDs from the ws2812 chipset, as well as analog buttons (mode, set, rec, play, vol+/-) and 3 array microphones. What I’d like to achieve is to send my voice through ESPHome microphone inside the house to another ESPHome running in my porch light. This specific model came with a demo firmware that had a voice command to activate the camera. Jun 9, 2023 · Will try once mic works. I am using these instructions: I am using this YAML File at my ESPHome(ESP32mini): Sensor is from Sensor Maestros: Biltema handheld meter shows like 35dB on fast live reading This setup described here shows like 58dB on Oct 1, 2024 · Voice assistant via i2s microphone crashes ESP32-S3 after ESPHome 2024. I assume that there is something with the pins I’ve tried. This component only works on ESP32 based chips. Microphone is not working. Go to the documentation of this file. microphone does not work on box-3. Jun 18, 2023 · i2s_audio: i2s_lrclk_pin: GPIO33 i2s_bclk_pin: GPIO19 media_player: - platform: i2s_audio name: ESPHome I2S Media Player dac_type: internal mode: stereo 有一个疑问就是，esp32哪一个io口连接音箱？ # define i2s_mic_serial_clock gpio_num_26 # define i2s_mic_left_right_clock gpio_num_22 # define i2s_mic_serial_data gpio_num_21 Wiring up the INMP441 This is a popular cheap microphone with readily available breakout board At first I thought hooking up an I2S microphone would be straight forward, but it seems that I2S is a somewhat new or neglected interface. Defaults to 16000. 3V Jun 21, 2024 · Ich habe auch ein Problem beim Compilieren beim Addon ESPHome. Here’s my ESPHome configuration. speaker: platform: i2s_audio id: va_speaker i2s_audio_id: i2s_amp dac_type: external i2s_dout_pin: GPIO6 # DIN Pin of the MAX98357A Audio Amplifier channel: mono. Hence this repository. I see i2s_audio is being actively developed. mic_gain (Optional, enum): The gain applied to Apr 1, 2025 · size_t read(int16_t *buf, size_t len) override. micro_wake_word (Optional, ID): The micro_wake_word component used for wake word detection. Or open an issue on esphome. These are tiny microphone modules that are packages up as tiny surface-mounted components. By default MSB format is used (AC101, PCM5102A). Sep 26, 2024 · As all the pre-processing for microphone is happening on XMOS itself, we can just connect that i2s mic and speaker as usual i2s duplex devices. Dec 2, 2024 · The problem I built a voice assistant using a ICS43434 microphone and a MAX98357A amplifier connected to an ESP32 S3 N16R8 Devkit C-1 board. i2s_audio_id (Optional, ID): The ID of the I²S Audio you wish to use for this speaker. , Wishbone via SPI). It would be great to have ESPHome support for an I2S (I²S) microphone like the one on the LILYGO® TTGO T-Camera. I²S Audio Microphone¶ The i2s_audio microphone platform allows you to receive audio via the the I²S Audio Component. 4+. 4. "Same" code on ESP32 devboard works. esp32: board: esp32dev. framework: type: arduino Feb 27, 2024 · Hello, I want to create a voice assistant using an ESP32-S3 via ESPHome. com/atomic14/esp32_a Dec 2, 2024 · This is across a couple different ESP32-S3 units and an older ESP32-WROOM. i2s_comm_fmt (Optional, enum): The I²S communication standard format used by this speaker. JustEnoughDucks opened this issue Oct 25, 2024 · 3 comments Labels. Release 2023. x adds support for mono PDM microphones only in ESPHome. GitHub Gist: instantly share code, notes, and snippets. After upgrading to ESPHome 2024. i2s_audio_id (Optional, ID): The ID of the I²S Audio you wish to use for this media player. Definition: i2s_audio_microphone. ESP32 MIni [with ESPhome Code] INMP441 microphone MAX98357A Audio Amplifier 3-watt speakers (for output) Software: faster-whisper with CUDA (on GPU, takes 0. cpp:82 esphome::i2s_audio::I2SAudioMicrophone::stop_driver_ Aug 12, 2024 · i2s_bclk_pin: GPIO5 # MAX98367A: BLCK. Only request VA port from first client that is subscribed esphome#4747 by @jesserockz Dec 2, 2024 · The problem. use_microphone (Optional, bool): Configure the codec’s ADC for microphone input. friendly_name: esp32 media. 10. microphone. io documentation files. The i2s_audio component allows for sending and receiving audio via I²S. x adds support for Voice Assistants in Home Assistant, using ESPHome 2023. FFT) for equalization and weighting. composition of the 6 microphones: Mic_Bias34. Use proper schema for delta filter esphome#4723 by @jesserockz. May 21, 2023 · Hi there, I’m trying to get two MAX98357A boards to work in stereo mode using latest ESPHome on ESP32 (devkit1). h Now you can define using the audio clip using the following: ESPHome I²S Audio Media Player Component for ESP32 single-core chips (ESP32C3) - winteris/ESPHome-singlecore-i2s-audio Apr 4, 2023 · fix flip_x esphome#4727 by @ssieb. h. Mar 9, 2024 · I've been trying to read the ICS-43434 microphone using esp32 wroom 32-d but I'm getting negative values that stay in more or less the same range, despite varying noise levels. status_led: pin: number: GPIO2 inverted: true i2s_audio: - id: i2s_out i2s_lrclk_pin: GPIO14 i2s_bclk_pin: GPIO27 - id: i2s_in i2s_lrclk_pin: GPIO13 i2s_bclk_pin: GPIO12 Nov 1, 2020 · The I2S communication protocol was developed by Philips Semiconductors in 1986. I’ve used a Max98357 and an INMP441 connected to an ESP32-S3 (the pins are different from the diagram). I’m using Wemos S2 mini board. 96 sec for a command) The whole thing actually works quite well, but on the one hand I Apr 13, 2020 · The microphone is a 24-bit one, but if you use bits_per_sample = I2S_BITS_PER_SAMPLE_24BIT it doesn't work, maybe an ESP bug? Anyway 32 bits works with some workarounds. 0 and subsequently 2024. Thanks! Source for esphome. Mar 16, 2025 · I’m trying to set up an INMP441 I2S microphone with my ESP32-WROVER-KIT to stream audio over MQTT. Default: NSM0418DT microphone (Required, Microphone Source Configuration): The microphone settings to use for input. This allows attached microphones to be used as a microphone input via I²S Audio Microphone. So you can download esphome, compile it , create docker container, install local esphome and try defining i2s microphone without PDM :). i2s_mode (Optional, enum): The I²S mode to use. Repeatedly getting the following message non-stop: [14:25:03][W][component:157]: Component esp_adf. This platform only works on ESP32 based chips. One of primary (clock driven by the host) or secondary (clock driven by the attached device). Unfortunately, I’m encountering some issues, no wake word seems to be detected. The GitHub repo with the sample code for this video is here: https://github. I have no plans to test Voice Assistant or platform i2s_audio microphone. Configuration variables: id (Optional, ID): The microphone to control. All of them show data being read by the mics in 64 byte chunks, so i2s is working properly. e to media folder? Flexible setup combining various audio transports: Allows combination of microphone, speaker, and media_player with different audio transports such as I2S, http, Bluetooth (work in progress), USB (work in progress), and custom implementations (e. It works, but, as per title, changing the "volume_multiplier" in the YAML config has no effect. Jan 18, 2017 · Super Tiny I2S MEMS microphone for use with micro controllers with I2S support (Arduino Zero, Feather M0, Raspberry Pi, etc) 50Hz - 15kHz range ; I2S Digital Interface: Clock, Data and Left-Right (Word Select) Clock ; The microphone is a single mono element. esphome. Set to lsb if using an external DAC that uses Japanese (Least Significant Bit Justified) format (like PT8211). #light: # - platform: esp32_rmt_led_strip # rgb_order: GRB # pin: GPIO48 # num_leds: 30 # rmt_channel: 0 # chipset: ws2812 # name: "Bedroom Assit LED" i2s_audio: id: bedroom_i2s_in i2s_lrclk_pin: GPIO9 #WS / LRC i2s_bclk_pin: GPIO12 #SCK / BCLK microphone: - platform: i2s_audio id: bedroom_mic i2s_din_pin: GPIO10 #SD ESPHome 2023. fix_dc_offset_() May 22, 2024 · Greetings! I have an old rotary phone I took the mouthpiece off of and am trying to wire it to an ESP32 I bought recently, I’ve got the amp wired correctly, I just don’t know how to make ESPHome recognize it as a mic and… Jun 14, 2023 · I’m thinking about building a voice doorbell using ESPHome with I2S microphone and I2S speaker. Aug 8, 2022 · There’s a working esphome template for the M5 ATOM Echo device here: Has anyone tried adding microphone support for this device? My goal here is to use it as an input device for the Hey Ada voice assistant. 5. h, put it inside the esphome configuration directory and put it in a include in your device config like this: esphome : includes : - startup. Defaults to False. esphome: name: assistant-chambre friendly_name: Assistant Chambre esp32: board: esp32-s3-devkitc-1 Dec 25, 2023 · i2s_lrclk_pin: GPIO46 # Note: labeled as "useless" i2s_bclk_pin: GPIO42 # Configuration for the microphone using I2S audio microphone: - platform: i2s_audio id: echo_microphone i2s_din_pin: GPIO41 adc_type: external pdm: true # Configuration for the Voice Assistant voice_assistant: microphone: echo_microphone # Configuration for the binary May 22, 2022 · I2S Microphone with ESP32. There are a number of these modules available, I used a common INMP441 module, but you could substitute another I2S microphone module. EDIT: Looks like I’m not the only one. use_apll (Optional, boolean): I2S using APLL as main I2S clock, enable it to get accurate clock. Aug 12, 2023 · MSM261S4030H0 as ESPHome i2s_audio microphone? ESPHome. esphome: name: esp32-media. Defaults to primary. fix_dc_offset_() Nov 3, 2024 · The problem I use Voice Assistant with Micro Wake Word on multiple ESP32's with an INMP441 microphone. start and stop. Apr 28, 2023 · microphone: - platform: i2s_audio id: lux_microphone i2s_din_pin: GPIO35 voice_assistant: microphone: lux_microphone and if you want to covert the play button into a push to talk button you want to replace media_player. capture Action¶ This action will start capturing audio data from the microphone. INMP441 is an i2s microphone. Only on ESP32-S3 devboard. INMP441 module will be acting as a mic input for capturing mono 16-bit audio s… For my next project, I need to get audio data into the ESP32. I’ve also tried out two MEMS (Micro-Electro-Mechanical Systems) microphones that have built-in I2S interfaces. Currently my non-working config looks like this: esphome: name: esp-audio esp32: board: esp32-s2-saola-1 framework: type: arduino # api, ota wifi, etc i2s_audio: i2s_lrclk_pin: GPIO33 i2s_bclk_pin: GPIO35 media_player: - platform: i2s_audio 16 votes, 12 comments. All three have microphones that work fine via either ESP-IDF or Arduino, so I know (at least in broad strokes) that my ESPHome config for each board is correct. The I²C bus is required in your configuration as this is used to communicate with the ES7210. Definition at line 82 of file i2s_audio_microphone. You could even add 5 more because the card has pre-soldered slots (see photo). toggle with voice_assistant. i2s: bck_pin: 23 ws_pin: 18 din_pin: 19 sample_rate: 48000 # default: 48000 bits_per_sample: 32 # default: 32 dma_buf_count: 8 # default: 8 dma_buf_len: 256 # default: 256 use_apll: true # default: false # according to datasheet when L/R pin is connected to GND, # the mic should output its signal in the left channel, # however in my experience it's the opposite: when I connect # L/R to GND Sets the Microphone audio_stream_info_ member variable to the configured I2S settings. However regardless of using stereo mode argument in the code, sound from both speakers work in mono regime. 1 the microphone no longer functions. SpikeyGG (Greg G. Otherwise nontrivial esphome use will not work. You also can fork esphome and modify i2s_audio for your needs and contribute to esphome with more flexible mic. I created a super basic ESPHome YAML to test the INM441 similarly to how koying tested his here: Add more configuration for microphones - i2s/pdm/adc by jesserockz · Pull Request #4775 · esphome/esphome · GitHub right now, mine looks like this: May 1, 2025 · Sets the Microphone audio_stream_info_ member variable to the configured I2S settings. Hey folks! I was wondering if there’s a list of microphones that have been confirmed to work with esphome. microphone set Warning flag: unspecified 93 0, 116, 122, 130, 137, 146, 154, 163, 173, 183, 194, 206, 218, 231, 244, i2s_audio_microphone. cpp. Arduino/ESP32 Sound Level Meter (SLM) using inexpensive, factory calibrated, digital I2S MEMS microphone and digital IIR filters (vs. Feb 26, 2025 · Guida alla realizzazione di un assistente vocale (Assist) per Home Assistant usando un esp32 e un microfono omnidirezionale INMP441 I2S Digital Interface. oiylaffbihbuwgehwwqqlkbxvbcpoowipyytctnwbvzvuo