All Questions
Tagged with micropython esp32
191 questions
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How to Listen to Firebase Realtime Database as a Stream (Subscription) on ESP32 Micro Controller using MicroPython [closed]
How to Listen to Firebase Realtime Database as a Stream (Subscription) on ESP32 Micro Controller (mini computers) for IOT Projects using MicroPython
- 263
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56
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Boot time shortening for ESP32 with Micropython
Waking up time tames about seconds!
Helo guys
I am working with few types of ESP32 , S2 mini, C3 zero , C3 super mini and some more. Each one is mounted with the latest Micropython frimware (up to ...
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48
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In Micropython's asyncio, how do I wait for one of two events to be set?
In a MicroPython project, on an ESP32 microcontroller, I have two events that I have created like so:
ev1 = asyncio.Event()
ev2 = asyncio.Event()
Now, in a co-routine, I would like to wait until one ...
- 1,147
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47
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pyephem/ephem on esp32 micropython
I need astronomical calculations on an ESP-32 microcontroller with Micropython.
The only thing I found is https://github.com/peterhinch/micropython-samples/tree/...
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46
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RC522 ESP32C3 Xiao with Micropython Connection Issues
I have:
RC522 RFID Module
ESP32C3 with Micropython
I am trying to get the RC522 module connected over SPI (either hardware or SoftSPI). I haven't had any success connecting to it after trying a sketch ...
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1
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0
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39
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ESP32 GPIO pin only activates inside a while loop in MicroPython
I am using an ESP32 with MicroPython to control a motor driver. I have created a class for the motor that allows me to set the motor's power using a setPower method. However, I have encountered an ...
- 11
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1
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1k
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ESP32-WROOM-38pin, pin number to control onboard LED
I have one of the boards in the image below, which as far as I can work out is called a ESP32 WROOM devkit 38-pin.
I've successfully flashed micropython, and can obtain a REPL through picocom. I'm ...
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0
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39
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Why does readblocks() return only zeros when reading raw data from an SD card in MicroPython on ESP32-S3
I am working on a project using an ESP32-S3-CAM WROOM FREENOVE board and MicroPython v1.24.1. I need to read and write raw data directly to an SD card without using a filesystem, as the card has a ...
- 27
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2
answers
63
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How to create a custom dialog in Javascript with no JQuery?
On an ESP32, I have developed a wireless web server from scratch using micropython. Please correct me if I'm wrong, but I think using libraries like Flask and JQuery is not possible.
I've had lots of ...
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1
answer
42
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How to calculate temperature right from RuuviTag advertizement packet?
I have micropython code in ESP32 that reads ruuvitag with BLE. I can receive BLE advertizement packet, 31 bytes. Ruuvitag uses dataformat 5. Firmware v3.31.3+default.
Packet is this: b'\x02\x01\x06\...
- 139
3
votes
1
answer
370
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micropython aioble esp32: charactrictic.written() never returns (even upon a write)
I am working with ESP32-C3.
I created a BLE GATT Server, I want to exchange data with it bidirectionally.
I am using nRF Connect android app for debugging.
Charactrictic #1 is used to send data from ...
- 51
1
vote
2
answers
91
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ESP32-S3 Help Translating MicroPython "mem32(0x12345678) = 0x1F" to C Code
I am translating a ESP32-S3 MicroPython firmware image to a C code firmware image to improve DAQ performance. (I wrote in C/C++ 30 years ago and am shaking off the cobwebs!) The basic ask is how to ...
- 11
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0
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65
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How to list devices connected in AP_IF mode(esp32, micropython)
i want to list data of connected devices to my esp32 s3 AP
like device name
rssi
mac address
ip address
and anothers data
i used wlan.status('stations')
but it just return mac address
is there any way?...
0
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1
answer
42
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Asyncio stop waiting for socket
I'm trying to write a code in micropython for ESP32.
ESP32 need to write in LCD Display by example every 10 seconds, and too response in one web server. But when go to web server code section, it stop,...
- 5
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0
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49
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print includes garbage out in shell
I am working with Thonny - MicroPython - ESP32 processor. My print output in the shell window includes a string of � characters. I've included an image that shows my print output code and the results ...
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