Search found 4 matches

by mspider65
Tue Jul 07, 2020 11:34 am
Forum: Hardware
Topic: ESP32 Pico custom PCB flashing error
Replies: 4
Views: 6101

Re: ESP32 Pico custom PCB flashing error

Connect a terminal like putty and check if you are able to receive some text during boot process. If not, it could be a problem of the GND PAD soldering. The GND pad footprint shoul not be solid but similar to the one in the following image. Footprint.png I had also a similar problem with JLPCB beca...
by mspider65
Fri Mar 06, 2020 4:35 pm
Forum: Hardware
Topic: ESP32 Pico D4 Custom PCB not working
Replies: 8
Views: 13015

Re: ESP32 Pico D4 Custom PCB not working

Did You also received recently the pcb assembled from JLPCB?
by mspider65
Wed Mar 04, 2020 5:20 pm
Forum: Hardware
Topic: Help needed to debug custom ESP32 Pico D4 PCB
Replies: 6
Views: 8870

Re: Help needed to debug custom ESP32 Pico D4 PCB

Exactly the same problem i have on my custom board.
viewtopic.php?f=12&t=14549

Did you also received the board recently from JLPCB?
Maybe is a faulty lot of ESP32 PICO D4.
by mspider65
Wed Mar 04, 2020 12:49 pm
Forum: Hardware
Topic: Custom ESP32 Pico D4 PCB not booting
Replies: 0
Views: 3901

Custom ESP32 Pico D4 PCB not booting

I'm trying to program my custom PCB board based on the ESP32 Pico D4 but the serial interface doesn't show anything. The PCB design is the following: https://github.com/TSDZ2-ESP32/TSDZ2-ESP32-PCB/blob/master/Schematic_ESP32_LM5008Final.pdf The connection is done using a serial to USB FTDI adapter (...