Unable to flash ESP8285

[sirko]

What I'm doing wrong? Could someone help me out. Here is the schematic pdf
Schematic_Door ringer notify optocouplers_2023-04-01.pdf (79.7 KB)

[anon57585045]

Please convert the pdf to an image and post it.

Also, it's hard to say what you are doing wrong, when you didn't say what the problem is.

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[sirko]

[anon57585045]

What's the issue? What is this board? Did you design it? Did you read

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this???????

[sirko]

Yes, the design is mine, i found the schematic online and after reading the datasheet and many materials on the internet i was confident to order PCBs and after assembly by myself no luck
I tryed both ways with FTDI adapter and build-in usb always getting timeout, pressing/holding the button (GPIO2 to gnd) while connecting the board to pc no success. Also tryed with another chip desolder and solder it again no luck so far
Here is the board settings:

[anon57585045]

@sirko

i found the schematic online

Where? Link?

[sirko]

μLED receiver - EasyEDA open source hardware lab

[anon57585045]

Thanks, I don't know but you will get much better help now that some information is available. It's an international 24/7 forum, you should get some replies...

[ZX80]

How do you reset the ESP8285 for uploading ?