COMMAND 参考（与代码一致）¶

MQTT 主题¶

• 命令接收：MQTT_SUBSCRIBE_TOPIC = /mqtt/server
• 响应发布：MQTT_PUBLISH_TOPIC = /mqtt/node

支持命令¶

• SENSE,ONLINE,F=<freq>,D=<sec>
• SENSE,ONLINE,STOP
• SENSE,ONLINE,STATUS
• SENSE,OFFLINE,F=<freq>,D=<sec>[,DL=<delay_sec>]
• SENSE,OFFLINE,F=<freq>,D=<sec>[,TIME=<YYMMDDHHMMSS>]
• SENSE,OFFLINE,STOP
• SENSE,OFFLINE,STATUS
• SENSE,RT,START[,F=<freq>]
• SENSE,RT,STOP
• SENSE,RT,STATUS
• SENSE,RT,DETECT=ON|OFF

参数校验范围¶

• Online F：(0, 300]
• Offline F：(0, 4000]
• Offline D：> 0
• Offline DL：>= 0（整数秒）
• RT F：(0, 10000]

典型响应¶

• SENSE,OK,ONLINE,F=...,D=...
• SENSE,STATUS,ONLINE,RUNNING=YES|NO,F=...
• SENSE,OK,OFFLINE,F=...,D=...[,DL=...|TIME=...,DELAY=...]
• SENSE,OK,OFFLINE,SAMPLES=...,FREQ=...,DUR=...,SD=OK|FAIL
• SENSE,STATUS,RT,RUNNING=YES|NO,F=...