ESP32 无法刷写固件, 求助
Posted: Mon Apr 26, 2021 3:55 pm
大家好, 这是我第一次画 PCB 用的是 Wrover, 全部焊接上以后无法烧录固件
这是我抄作业的电路图
我使用 Arduino-IDE 和 Putty Serial 连接后
当我按 Reset / EN 显示
按着 Boot 再短按一次 EN/ RST 显示
但当我测试写入固件时就一直失败, 我已经测试无数次 按着 Boot 再短按一次 EN/ RST
希望前辈可以指教, 谢谢, 感恩 
这是我抄作业的电路图
- Schematic_tttttttttt_2021-04-26.png (111.89 KiB) Viewed 4139 times
当我按 Reset / EN 显示
Code: Select all
EN / RST
rst:0x1 (POWERON_RESET),boot:0x1b (SPI_FAST_FLASH_BOOT)
flash read err, 1000
ets_main.c 371
ets Jun 8 2016 00:22:57Code: Select all
BOOT
rst:0x1 (POWERON_RESET),boot:0x3 (DOWNLOAD_BOOT(UART0/UART1/SDIO_REI_REO_V2))
waiting for downloadCode: Select all
C:\Users\Nexxc\Desktop\20210124_full\windows>bin\esptool.exe --chip esp32 --baud 115200 --before default_reset --after hard_reset write_flash -z --flash_mode qout --flash_freq 80m --flash_size detect 0xe000 ..\firmware\boot_app0.bin 0x1000 ..\firmware\bootloader_dio_80m.bin 0x10000 ..\firmware\firmware.bin 0x8000 ..\firmware\partitions16.bin
esptool.py v2.6-beta1
Found 1 serial ports
Serial port COM8
Connecting........_____....._____....._____....._____....._____....._____....._____
COM8 failed to connect: Failed to connect to ESP32: Timed out waiting for packet header
A fatal error occurred: All of the 1 available serial ports could not connect to a Espressif device.
C:\Users\abcv\Desktop\20210124_full\windows>pause
Press any key to continue . . .