12-23

12-23 · 最后一定要记得AT+QICLOSE=0关闭连接，不然建立不了新连接。
root@rk3308b-buildroot:/root# microcom /dev/ttyUSB1
AT+QIOPEN=1,0,"TCP","154.222.17.158",80,0,2
ERROR
AT+QICLOSE=0
OK
AT+QIOPEN=1,0,"TCP","154.222.17.158",80,0,2
CONNECT
HTTP/1.1 400 Bad...

12-23 · root@rk3308b-buildroot:/root# microcom /dev/ttyUSB1
AT+QIOPEN=1,0,"TCP","154.222.17.158",80,0,2
CONNECT
HTTP/1.1 400 Bad Request
Server: nginx/1.27.4
Date: Tue, 23 Dec 2025 09:58:37 GMT
Content-Type: text/html
Content-Length: 157...

12-23 · AT+QNTP是获取网络时间并同步到本地，AT+CCLK?是查看本地时间。

12-23 · root@rk3308b-buildroot:/root# microcom /dev/ttyUSB1
AT+QNTP=1,"202.112.10.36",123
OK
+QNTP: 0,"2025/12/23,09:12:35+32"
AT+QNTP=1,"202.112.10.36",123
OK
+QNTP: 0,"2025/12/23,09:12:38+32"
AT+QNTP=1,"202.112.10.36",123
OK
+QNT...

12-23 · AT+QIACT=1是激活场景1，AT+QIDEACT=1是关闭场景1。

12-23 · root@rk3308b-buildroot:/root# microcom /dev/ttyUSB1
AT+QICSGP=1,1,"cmnet","","",1
OK
AT+QIACT=1
OK
AT+QIACT?
+QIACT: 1,1,1,"10.145.191.213"
OK
AT+QPING=1,"www.baidu.com"
OK
+QPING: 0,"39.156.70.239",32,85,51
+QPING: 0...

12-23 ·

12-23 · office2010最好，2007第二好，2003第三好。

12-23 · office2010是最好的office。