2N
®
BRI Lite gateway
84
Work with SMS
SMS sending and receiving commands
AT!G=A6
Start low-level controlling for SMS (can run only on one port)
AT!G=55
Stop low-level controlling on used port
Control SMS
AT^SX=ch
…(sms listing) request to list all SMS messages and status confirmations
saved on SIM card. Possible answers:: *smserr (busy,list) or *smsinc
(ix=1..255) for each saved SMS or status SMS messages, end of list or empty
SIM card - *smsinc (ix=0).
AT^SR=ch,ix
…(sms read) request to read SMS or status SMS saved in SIM card. Possible
answers: *smserr (busy,read) or *smspdu
AT^SD=ch,ix
…(sms delete) request to delete SMS message (or status SMS message).
Possible answers: *smserr (busy,delete) or *smsdel
AT^SM=ch,len,pdu,csum
…(sms to module) request to send message via GSM module 0..31 or via any
GSM module (ch=32). Possible answers: *smserr (busy,write) or *smsout
AT^SG=grp,len,pdu,csum
…(sms to group) request to send SMS message via GSM group 1..8.
Possible answers: *smserr (busy,write) or *smsout
Messages from BRI ISDN Gateway
*smsinc: ch,ix,sts
… SMS message was received and saved into SIM card:
Ch
…GSM module number 0..31
Ix
…index number of saved SMS 0..255
Sts
…SMS status
*smsrep: ch,ix
…SMS status confirmation was received and saved to SIM card (this
message is only for GSM modules TC35 and GM47)
*smsout: ch,ix,ref
…SMS message was sent and was not saved into SIM card:
Ref
…reference number of sent SMS 0..255 (will be used in SMS status
confirmation message)
*smspdu:
ch,ix,sts,len,pdu,csum
…content of SMS message or status confirmation:
Len
…SMS length (number of bytes in PDU)
Pdu
…message content in PDU format
Csum …Checksum of all PDU bytes (2 hexa digits) calculated without
carry
*smsdel: ch,ix
SMS message or status confirmation was deleted from position ix
*smserr: ch,ix,req,err
response to error command:
Req
…required GSM module or GSM group
Err
…error code (6=busy, 40=write, 41=read, 42=delete, 43=list)
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