ESP32 Forum

wemos d1 r32

esptool says usb not available, output from serial monitor follows:

rst:0x3 (SW_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:1
load:0x3fff0018,len:4
load:0x3fff001c,len:1044
load:0x40078000,len:8896
load:0x40080400,len:5816
entry 0x400806ac
ets Jun 8 2016 00:22:57

any way to recover it?

Thx,

Bill

check gpio pins
https://github.com/espressif/esptool/wi ... -Selection
if remove any connected hardware then programming too bad?

If use serial monitor when programming, then serial monitor lock the serial port, and esptool can't connect to this serial port

Thanks. Power cycling the computer just got me running.

pipi61 wrote: ↑

Sat Feb 15, 2020 12:26 am

check gpio pins
https://github.com/espressif/esptool/wi ... -Selection
if remove any connected hardware then programming too bad?

If use serial monitor when programming, then serial monitor lock the serial port, and esptool can't connect to this serial port