展讯模块读写IMEI

展讯读写IMEI

总结：串口LTE 115200  DTR勾不勾都行
读只用这个切换就行AT+SPACTCARD=0 时 AT+SPIMEI?读IMEI1
                AT+SPACTCARD=1 时 AT+SPIMEI?读IMEI2
                
                
写AT+SPIMEI =0,"867400020316618"
  AT+SPIMEI =1,"867400020316619"

20220729 chenhao测试
[10:55:26.401]发→◇AT+SPIMEI?
□
[10:55:26.406]收←◆
867400020316617

OK

[10:56:49.823]发→◇AT+SFUN=5
□
[10:56:49.888]收←◆
OK

[10:56:51.112]发→◇AT+SFUN=3
□
[10:56:51.114]收←◆
OK

[10:56:52.911]发→◇AT+SPACTCARD=1
□
[10:56:52.914]收←◆
OK

[10:56:54.023]发→◇AT+SFUN=2
□
[10:56:55.100]收←◆
OK

[10:56:55.231]发→◇AT+SFUN=4
□
[10:56:55.340]收←◆
OK

[10:56:59.047]发→◇AT+SPIMEI?
□
[10:56:59.051]收←◆
867400020316616

OK

试了可以读IMEI2，我怎么再读IMEI1呢？
只用这个切换就行AT+SPACTCARD=0 时 AT+SPIMEI?读IMEI1
                AT+SPACTCARD=1 时 AT+SPIMEI?读IMEI2
                
[11:14:12.278]发→◇AT+SPIMEI =0,"867400020316618"
□
[11:14:12.282]收←◆
OK

[11:14:17.511]发→◇AT+SPIMEI =1,"867400020316619"
□
[11:14:17.514]收←◆
OK

[11:14:22.718]发→◇AT+SPIMEI?
□
[11:14:22.721]收←◆
867400020316618

OK

[11:14:28.839]发→◇AT+SPACTCARD=1
□
[11:14:28.842]收←◆
OK

[11:14:30.534]发→◇AT+SPIMEI?
□
[11:14:30.538]收←◆
867400020316619

OK

[11:14:34.782]发→◇AT+SPACTCARD=0
□
[11:14:34.785]收←◆
OK

[11:14:35.911]发→◇AT+SPIMEI?
□
[11:14:35.914]收←◆
867400020316618

OK