Search found 25 matches
- Mon Jun 03, 2024 3:08 pm
- Forum: ESP-IDF
- Topic: I2S PDM mode - support for stereo microphones?
- Replies: 8
- Views: 13903
Re: I2S PDM mode - support for stereo microphones?
The example code here https://github.com/espressif/esp-idf/tree/master/examples/peripherals/i2s/i2s_basic/i2s_pdm will support stereo input. mic left = L/R select to Vdd. Dataout on CLK high mic right=L/R select to GND. Dataout on CLK low i build this setup, however getting a noise when both mics ar...
- Mon Jun 03, 2024 2:29 pm
- Forum: Hardware
- Topic: ESP 32 S3 DEVKIT C - digital PDM microphone problem
- Replies: 1
- Views: 1074
Re: ESP 32 S3 DEVKIT C - digital PDM microphone problem
Make shure the mic is getting 3.3V supply.
too low volume happens if supply is just 1.8 or so.
too low volume happens if supply is just 1.8 or so.
- Sat Oct 22, 2022 5:26 pm
- Forum: General Discussion
- Topic: Is having 2 IDF versions installed for development possible?
- Replies: 9
- Views: 14475
IDF installer, multible IDF versions, Win7
So yes, its working. just installed 4.2 and then 4.4.2. creating each a cmd-shortcut. ( i start liking windows;) compiles fine, even in parallel. i used an example project. Some observations: if you re-run the installer to modify your installation, make sure u select "existing idf" with path to esp-...
- Sat Oct 22, 2022 4:03 pm
- Forum: General Discussion
- Topic: Is having 2 IDF versions installed for development possible?
- Replies: 9
- Views: 14475
IDF installer, multible IDF versions
I just re-activated an older PC running WIN7: Windows 7 Ultimate Version 6.1.7601 Service Pack 1 Build 7601, for my devel work. It got powershell: CLRVersion 2.0.50727.8805 BuildVersion 6.1.7601.17514 PSVersion 2.0 WSManStackVersion 2.0 PSCompatibleVersions {1.0, 2.0} SerializationVersion 1.1.0.1 PS...
- Thu Mar 10, 2022 10:17 am
- Forum: General Discussion
- Topic: Howto get idf version of older compiled project
- Replies: 3
- Views: 2601
Howto get idf version of older compiled project
i have an older compiled project of which i dont know the idf-version i used to compile it.
is there related information somewhere in the build directory to retrieve the used idf-version ?
is there related information somewhere in the build directory to retrieve the used idf-version ?
- Thu Jun 24, 2021 8:16 am
- Forum: ESP-IDF
- Topic: esp32 mesh, internet server on node
- Replies: 0
- Views: 1608
esp32 mesh, internet server on node
Good morning, i would like to setup an esp32-mesh network with one master-node being connected to the internet. The master-node could hook up to internet via cable or wifi(router accesspoint) as i understand, each node of the mesh network then can have internet access, ie. requesting connections to ...
- Sat Apr 24, 2021 5:15 pm
- Forum: General Discussion
- Topic: esp32-cam ai-thinker, antenna, ext.antenna, your experience
- Replies: 1
- Views: 2460
esp32-cam ai-thinker, antenna, ext.antenna, your experience
i have several esp32-cam modules. they all have this pcd-antenna and an external connector via switchable resistor select. recently i ordered one of these standard external stick-antenna with short cable to connect to the boards antenna-socket. my wifi performance increased with the external antenna...
- Thu Apr 22, 2021 12:54 pm
- Forum: General Discussion
- Topic: install.sh failed, ubuntu 16.04
- Replies: 5
- Views: 5483
Re: install.sh failed, ubuntu 16.04
success...
rm .rf .local was a bad idea.
had to run python3 get-pip.py again.
then install.sh worked fine
rm .rf .local was a bad idea.
had to run python3 get-pip.py again.
then install.sh worked fine
- Thu Apr 22, 2021 9:39 am
- Forum: General Discussion
- Topic: install.sh failed, ubuntu 16.04
- Replies: 5
- Views: 5483
Re: install.sh failed, ubuntu 16.04
ok, what a drama.. python -m pip uninstall pip sudo apt remove pip sudo apt remove python-pip sudo apt autoremove curl "https://bootstrap.pypa.io/pip/3.5/get-pip.py" -o "get-pip.py" python3 get-pip.py ... DEPRECATION: Python 3.5 reached the end of its life on September 13th, 2020. Please upgrade you...
- Wed Apr 21, 2021 3:50 pm
- Forum: General Discussion
- Topic: install.sh failed, ubuntu 16.04
- Replies: 5
- Views: 5483
Re: install.sh failed, ubuntu 16.04
ok, followed the instruction. got: tom@LinuxLaptop:~/esp/esp-idf$ ./install.sh Detecting the Python interpreter Checking "python" ... Checking "python3" ... Python 3.5.2 "python3" has been detected Installing ESP-IDF tools Installing tools: xtensa-esp32-elf, xtensa-esp32s2-elf, xtensa-esp32s3-elf, r...