Search found 2 matches

by cdetroye
Mon Oct 23, 2023 7:01 pm
Forum: ESP-IDF
Topic: Cannot flash custom PCB
Replies: 7
Views: 4523

Re: Cannot flash custom PCB

Hi all, I have checked the sanity of the board with some help from a kind stranger on IRC, and it turned out that the reset switch was soldered wrongly on the board. I removed it and then the ESP booted up just fine. To recap, the EN pin was reading 2.4v when the ESP32 was connected. This should hav...
by cdetroye
Sat Oct 14, 2023 3:40 pm
Forum: ESP-IDF
Topic: Cannot flash custom PCB
Replies: 7
Views: 4523

Cannot flash custom PCB

Hi all, I have ordered a custom pcb via a manufacturer that is built around an ESP32-WROOM-32E. The PCB has a jtag connector (6 pins and 8 pins) to program the ESP32. I cannot seem to manage to get the chip programmed. It keeps erroring on "no serial data received". I have connected the PCB via the ...