MC55_ATC_V04.00 Page 335 of 475 3/17/06
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13.2 AT+CMGC Send an SMS command
Syntax
Notes
• After invoking the commands AT+CMGW, AT+CMGS or AT+CMGC it is necessary to wait for the prompt ">"
before entering text or PDU. After the prompt a timer will be started to observe the input.
• At baudrates below 19200 it is recommended to use the line termination character only (refer to ATS3, default
<CR>) before entering the text or PDU. Use of the line termination character followed by the response format-
ting character (refer to ATS4, default <LF> can cause problems
Test Command
AT+CMGC=?
Response(s)
OK
Write Command
If text mode (see AT+CMGF=1)
AT+CMGC=<fo>, <ct>[, <pid>[, <mn>[, <da>[, <toda>]]]]<CR> Text can be entered <CTRL-Z>/<ESC>
Response(s)
+CMGC: <mr>[, <scts>]
If sending fails
ERROR
+CMS ERROR
Write Command
If PDU mode (see AT+CMGF=0)
AT+CMGC=<length><CR> PDU can be entered <CTRL-Z>/<ESC>
Response(s)
+CMGC: <mr>[, <ackpdu>]
OK
If sending fails
ERROR
+CMS ERROR
Reference(s) PIN ASC0 ASC1 MUX1 MUX2 MUX3 Charge Last
GSM 07.05 % % % % % % ! ! !