他的回复:
脉冲群通信口检测, 测试指令:root@huawei:/mnt/internal_storage# ./appmcu /dev/ttyRS0 setattr 9600 8 2 1 0root@huawei:/mnt/internal_storage# ./appmcu /dev/ttyRS0 write 1234567890root@huawei:/mnt/internal_storage# ./appmcu /dev/ttyRS0 read借助串口工具,测试485串口通信时,偶发TTU重启,查看重启原因是:CPU高复位[admin@huawei /]$ diagnose -r 1. Time : 2020-04-08 02:12:54 Reason: Reset triggered by overloaded CPU 2. Time : 2020-04-08 02:01:12 Reason: Reset triggered by overloaded CPU 3. Time : 2020-04-08 01:48:54 Reason: Reset triggered by overloaded CPU 4. Time : 2020-04-08 01:22:03 Reason: Reset triggered by overloaded CPU 5. Time : 2020-04-08 00:52:50 Reason: Reset upon power-off麻烦问下,都什么情况下会CPU高复位,是否跟我做脉冲群有关?