Chonghan CH-M1, User Manual

Page: 13 / 47

CAI JINYONG
2018-3-30
CHONGHAN CH-M1 WIRELESS MODEM USER MANUAL
页
13
ATH<CR> // hang up
5. SMS Function
5.1. GSM/GPRS SMS Function
The follow section fit for : GSM/GPRS series modem.
5.1.1. GSM/GPRS Query SMS Center
AT+CSCA?<CR> // query the SMS center number which auto get
from network
+CSCA : "+8613800755500" , 145
OK
5.1.2. GSM/GPRS ASCII Message
AT&F<CR> //Reply defaults
OK
ATE0<CR> //Close display
OK
AT&W<CR> //Preservation parameters
OK
AT+CSCS="GSM"<CR> // setting SMS character set
OK
AT+CMGF=1<CR> // setting SMS format
OK
AT+CMGS="13691978232"<CR> // destination number
> www.szchonghan.com
→
// message by ASCII sets, terminate character
"
→
" means CTRL+Z(0X1A)
+CMGS
：
xxx // message stamp
OK
Note: if no message stamp return, please resend the message again
5.1.3. GSM/GPRS PDU Message
AT&F<CR> //Reply defaults
OK
ATE0<CR> //Close display
OK
AT&W<CR> //Preservation parameters
OK
AT+CSCS="UCS2"<CR> // setting SMS character set
OK
AT+CMGF=0<CR> // setting SMS format
OK
AT+CMGS=26<CR> // PDU length ( Byte ), exclude the initial
"00" and terminate character <0x1a>