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I managed to get 9 64x32 Led matrix attached to work using 3 daisy-chained connectors but at the last bottom I'm getting a red bar I can't seen to be able to get rid off.
I tried grounding the E lin…
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Uploaded ESP3D 0.9.78 firmware to ESP-01S module (4MB flash memory).
Upload both ESP3D.ino.bin and esp3d.spiffs.bin finished successfully. But it does not start, even Serial.
In case upload to th…
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I got the new release of Qiangli P4 80*40 panels, when tried interfacing, I faced a problem that rows from 16 to 20 as well as 36 to 40 are not turning on. Hope you would help us
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Hi @stuartpittaway ,
Thank you for you great work for DIY powerwall community. I wanted to see if attiny can be replaced with this low cost micro which has built in USB.
While searching for suit…
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Hi!
I recently order some new 15F104W.
I can't program these items.
BSL version has changed from 7.1Q to 7.2.5Q
Target frequency is 0.000 MHz vs 92.056 MHz
Package data is 9 bytes longer
Using late…
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Hi Alex,
I am in process of designing new PCB for home automation using Raspberry Pi Zero.I need your help in identifying proper pins for following hardware:
- I2C Bus for temperature, humidity,…
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I used esptools about 2 weeks ago to flash up to the latest Bin images ( from espressif github). in that I went from V0018 0.9.2 to V 020 0.9.4 all worked fine no issues
I now find I cannot commun…
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Hello probably I'm missing something to do...
I flashed a couple of wemos d1 mini with relay and today also an electrodragon (ESP826612f), and all have the same behavior, I cannot access the boot con…
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I have some bloody ghosts :-( and yes I read issues of others guys...
I have one P3 64x32
That I done:
I use Wemos D1 R1, butI tried with one NodeMCU too ( like in differents tutorials )
I chang…
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I'm using this matrix https://www.sparkfun.com/products/14646
I'm wiring directly from the panel to a raspberry 3 B+ with no breakout board
the matrix is powered by a 5V 2A power supply
I'm…