使用同样的代码和工程配置挂载合宙9.9元的
开发板JTAG是可以的，环境使用的是Espressif-IDE 2.5
现在工程
PCB使用的是ESP32-C3-MINI-U模组
观察硬件差异只有合宙9.9元的开发板的FLASH是外置的
ESP32-C3-MINI-U模组是片内FLASH
在工程中已经关闭了内存保护，但模组还是挂不上JTAG，日志如下：
大概能看出来是openocd对flash的操作有什么问题
Open On-Chip Debugger v0.11.0-esp32-20211220 (2021-12-20-15:43)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.org/doc/doxygen/bugs.html
Info : only one transport op
tion; autoselect 'jtag'
Info : esp_usb_jtag: VID set to 0x303a and PID to 0x1001
Info : esp_usb_jtag: capabilities descriptor set to 0x2000
Warn : Transport "jtag" was already selected
Flashing C:/Espressif/frameworks/esp-idf-v4.4/workspace/BMS76952_4S/build/partition_table/partition-table.bin at 0x8000
Error: libusb_open() failed with LIBUSB_ERROR_NOT_SUPPORTED
Info : esp_usb_jtag: Device found. Base speed 40000KHz, div range 1 to 255
Info : clock speed 40000 kHz
Info : JTAG tap: esp32c3.cpu tap/device found: 0x00005c25 (mfg: 0x612 (Espressif Systems), part: 0x0005, ver: 0x0)
Info : Examined RISC-V core; found 1 harts
Info : hart 0: XLEN=32, misa=0x40101104
Info : starting gdb server for esp32c3 on 3333
Info : Listening on port 3333 for gdb connections
Info : JTAG tap: esp32c3.cpu tap/device found: 0x00005c25 (mfg: 0x612 (Espressif Systems), part: 0x0005, ver: 0x0)
Info : [0] Found 8 triggers
Error: Failed to get flash maps (4294967295)!
Warn : Failed to get flash mappings (-4)!
Error: Failed to get flash size!
Error: Failed to get flash size!
Error: Failed to probe flash, size 0 KB
Error: auto_probe failed
Error: Failed to find bank 'esp32c3.flash'!
** Flashing Failed **
-1
Started by GNU MCU Eclipse
Info : Listening on port 6666 for tcl connections
Info : Listening on port 4444 for telnet connections
Info : accepting 'gdb' connection on tcp/3333
Warn : No symbols for FreeRTOS!
Error: Failed to get flash maps (4294967295)!
Warn : Failed to get flash mappings (-4)!
Error: Failed to get flash size!
Error: Failed to get flash size!
Error: Failed to probe flash, size 0 KB
Error: auto_probe failed
Error: Connect failed. Consider setting up a gdb-attach event for the target to prepare target for GDB connect, or use 'gdb_memory_map disable'.
Error: attempted 'gdb' connection rejected
shutdown command invoked
举报
