附ESP32C3的GPIO一览:
vscode选择Jtag烧录,终端输出esp_usb_jtag: could not find or open device:
D:\Devtools\Espressif\tools\openocd-esp32\v0.12.0-esp32-20230921\openocd-esp32\bin\openocd.exe -f board/esp32s3-builtin.cfg
Open On-Chip Debugger v0.12.0-esp32-20230921 (2023-09-21-13:40)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.org/doc/doxygen/bugs.html
Info : only one transport option; autoselecting 'jtag'
Info : esp_usb_jtag: VID set to 0x303a and PID to 0x1001
Info : esp_usb_jtag: capabilities descriptor set to 0x2000
Info : Listening on port 6666 for tcl connections
Info : Listening on port 4444 for telnet connections
Error: esp_usb_jtag: could not find or open device!
按照Configure ESP32-C3 Built-in JTAG Interface尝试解决,下了驱动:
Invoke-WebRequest 'https://dl.espressif.com/dl/idf-env/idf-env.exe' -OutFile .\idf-env.exe; .\idf-env.exe driver install --espressif
发现仍旧无法烧录,设备管理器一看没有相关的jtag unit驱动,只好尝试改用esp prog。
用esp prog烧录
参考了:https://blog.youkuaiyun.com/Marchtwentytwo/article/details/122071442
首先用espefuse查看芯片配置:
espefuse.py -p COM7 summary
参考的文章是直接不指定串口执行的,我这边执行会报找不到串口的错误,原因是espefuse是通过串口来识别板子的,建议指定串口。
关于efuse设置可以参考esp官方c3的技术手册:https://www.espressif.com/sites/default/files/documentation/esp32-c3_technical_reference_manual_cn.pdf#iomuxgpio
我手上的这块c3版DIS_USB_SERIAL_JTAG
已经被置位了,难怪装驱动时找不到JTAG unit.
espefuse.py v4.7.0
Connecting....
Detecting chip type... ESP32-C3
=== Run "summary" command ===
EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value)
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