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zhaoxuya520 9c28c6ca10 release: v1.0.1
2026-08-08 18:32:33 +08:00

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调试接口分诊

  1. 找丝印：TX RX GND VCC TDI TDO TCK TMS
  2. 电压匹配再连接
  3. 先只读串口日志
  4. 记录 U-Boot 中断键与环境变量（不随意 saveenv）
  5. 镜像提取后 SHA256
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