基站定位
1. 模组开机，注网成功
```
RDY // 串口初始化
+MSRI: 1
*ATREADY: 1
*SIMDETEC:1,SIM
+CPIN: READY
+CIREPI: 0
*SIMDETEC:2,NOS
+CPIN: SIM REMOVED
^MODE:9
+CGEV: EPS PDN ACT 1
+NITZ: 0,"+32","21/07/02","08:34:49" // 注网成功
```
+CTZV: +32
发送基站定位指令
```
AT+CLOCATION // 基站定位指令
OK
+CLOCATION: 38.0681713,114.50142490001187 //基站经纬度信息
```