LEI DONG
2016-8-12
CHONGHAN CH-M1 WIRELESS MODEM USER MANUAL
页5
Contents
Important Notice...............................................................................................................................3
Safety and Hazards............................................................................................................................3
Limitations of Liability .......................................................................................................................3
Copyright...........................................................................................................................................4
Trademarks........................................................................................................................................4
Contact Information..........................................................................................................................4
Contents ............................................................................................................................................5
1. Overview ...................................................................................................................................7
1.1. Document History .........................................................................................................7
1.2. References.....................................................................................................................7
1.3. Abbreviations ................................................................................................................7
1.4. Products List ..................................................................................................................8
1.5. Presentation Rules ........................................................................................................8
1.6. AT Command Syntax......................................................................................................8
2. Introduction ..............................................................................................................................8
2.1. Features.........................................................................................................................9
2.2. Application ....................................................................................................................9
3. Device Connection ..................................................................................................................10
4. Commonest Command ...........................................................................................................13
5. SMS Function ..........................................................................................................................13
5.1. GSM/GPRS/LTE SMS Function .....................................................................................13
5.1.1. GSM/GPRS/LTE Query SMS Center..................................................................13
5.1.2. GSM/GPRS/LTE ASCII Message........................................................................13
5.1.3. GSM/GPRS/LTE PDU Message .........................................................................14
5.1.4. GSM/GPRS/LTE Message Relate Command ....................................................14
5.1.5. GSM/GPRS/LTE Receive SMS...........................................................................14
6. Dial Up.....................................................................................................................................15
6.1. Phone and Modem Options ........................................................................................15
6.2. Setting the 19200 Modem ..........................................................................................18
6.3. Add Connection...........................................................................................................21
6.4. Dial Up.........................................................................................................................27
6.5. APN/VPDN Setting.......................................................................................................27
6.5.1. GPRS APN Setting ............................................................................................27
6.5.2. VPDN Setting ...................................................................................................28
7. CSD ..........................................................................................................................................29
7.1. Relate Command.........................................................................................................29
7.1.1. Modem Initial Command ................................................................................29
7.1.2. Server Initial ....................................................................................................29
7.1.3. Client Dial A Data Call......................................................................................29
7.1.4. Server Manual Answer ....................................................................................30
7.1.5. Communication Operate Command ...............................................................30
