焊接好上电之后 连接上usb之后 usb 串口一直打印
invalid header: 0xffffffff
invalid header: 0xffffffff
invalid header: 0xffffffff
invalid header: 0xffffffff
invalid header: 0xffffffff
invalid header: 0xffffffff
并且不断重启
按住CHIP_PU 按键 和 GPIO0 按键(均为下拉)然后使用flash download tool 下载 bin文件LOG如下
Uploading stub...
Running stub...
Stub running...
Changing baud rate to 115200
Changed.
NO XMC flash detected!
SPI_BOOT_CRYPT_CNT 0
SECURE_BOOT_EN False
Compressed 15040 bytes to 10333...
Compressed 3072 bytes to 146...
Compressed 1023376 bytes to 335558...
is stub and send flash finish
使用vscode+pio 下载 LOG如下
CURRENT: upload_protocol = esptool
Looking for upload port...
Using manually specified: COM21
Uploading .pio\build\set-meter\firmware.bin
esptool.py v4.5
Serial port COM21
Connecting....
Chip is ESP32-S3 (revision v0.2)
Features: WiFi, BLE
Crystal is 40MHz
MAC: ec:da:3b:63:2b:64
Uploading stub...
Running stub...
Stub running...
Changing baud rate to 921600
Changed.
A serial exception error occurred: Cannot configure port, something went wrong. Original message: FileNotFoundError(2, '系统找不到指定的文件。', None, 2)
Note: This error originates from pySerial. It is likely not a problem with esptool, but with the hardware connection or drivers.
For troubleshooting steps visit: https://docs.espressif.com/projects/esp ... oting.html
*** [upload] Error 1
截图如下
![Image](https://admin.zhjjc.cn/esp32flashdownloadtoolserror1.png)
![Image](https://admin.zhjjc.cn/esp32flashdownloadtoolserror2.png)