https://deguiliu.github.io/tech-notes/tags/pyserial/Recent content in Pyserial on 技术笔记Hugo -- 0.168.0zh-cnSat, 12 Sep 2026 08:00:00 +0000https://deguiliu.github.io/tech-notes/posts/practice/serial_dtr_rts_timing_pitfall/Sat, 12 Sep 2026 08:00:00 +0000https://deguiliu.github.io/tech-notes/posts/practice/serial_dtr_rts_timing_pitfall/串口 open 会在返回前应用 DTR/RTS 默认状态；控制线接到复位脚时会造成隐蔽复位。本文用实测定位时序根因，并给出打开前置低的写法。