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by stockywell
Sat Jun 18, 2022 6:05 am
Forum: Hardware
Topic: ESP32-S3: Unable to use DFU
Replies: 4
Views: 2850

ESP32-S3: Unable to use DFU

Hi, I have a custom board with a ESP32-S3-WROOM-1 module. The USB_PHY_SEL eFuse has been burnt, however the device cannot be detected by dfu-util when in download mode. Using a separate USB-UART converter on UART0 I can see that it's in download mode, and flash it via UART. Also, I can run a simple ...