Search found 3 matches
- Wed Nov 24, 2021 4:05 am
- Forum: Hardware
- Topic: ESP32 Custom PCB Programming Issue
- Replies: 7
- Views: 15680
Re: ESP32 Custom PCB Programming Issue
Hello, I found the last issue with it. I was using an Arduino Uno programming chip (the chip from the arduino uno with the microprocessor removed) and I was able to communicate over serial but for some reason I could not program the esp32 chip. I removed the esp32 module from my esp32dev board and I...
- Tue Nov 23, 2021 2:30 am
- Forum: Hardware
- Topic: ESP32 Custom PCB Programming Issue
- Replies: 7
- Views: 15680
Re: ESP32 Custom PCB Programming Issue
Hi chegewara, Thanks for the speedy reply. I now see the strapping pins in the datasheet. I see that the data sheet pull gpio9 up in the auto program circut. Either way I tried the respective pins to either gnd or 3.3v. When I only connect GPIO8 to HIGH I get the following message upon BOOT and EN: ...
- Sat Nov 20, 2021 11:01 pm
- Forum: Hardware
- Topic: ESP32 Custom PCB Programming Issue
- Replies: 7
- Views: 15680
ESP32 Custom PCB Programming Issue
Hello everyone, This is my first time making a PCB for an esp32-c3 module and I have experience making PCBs with atmega chips. I had a very basic pcb made recently to test the most basic version of the board I could. I attached the schematic to this post. I soldered the board to headers and placed i...