[KongchangAI]
Unverified50% confidenceFactExact time

在 RS-232 串口通信中，Break 信号是将传输线路持续拉低至 Space 电平超过一个完整字符帧的时间（通常至少 200-500 毫秒）

1
Sources
50%
Confidence
Long-term
Relevance
8/28/2026
First Seen

Sources

BaudBuddy: A Native macOS Serial Terminal with Built-in File Server for Embedded Debugging

Related Entities

RS-232technologyBreak信号concept

Related Claims

UnverifiedThe RS485 differential signal transmission standard supports multi-point communication, with up to 32 devices mountable on a single bus and a transmission distance of up to 1,200 meters.71% similar

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