MTCMR-G-F4 Multi-Tech Systems, MTCMR-G-F4 Datasheet - Page 17

• Manufacturer Part Number: MTCMR-G-F4
• Description: MODEM GPRS QUAD BAND GSM GLOBAL
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® iCellr

Specifications of MTCMR-G-F4

• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz
• Applications: General Purpose
• Interface: RS-232, USB
• Function: Transceiver, Modem
• Data Rate - Maximum: 115.2kbps
• Modulation Or Protocol: GSM, GPRS
• Voltage - Supply: 9 V ~ 32 V
• Package / Case: Module with Case
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Power - Output: -
• Sensitivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 881-1151; MTCMR-G-F4

Phone Activity Status +CPAS
Report Mobile Equipment Errors +CMEE
Keypad Control +CKPD
Multi-Tech Systems, Inc. GPRS AT Commands Reference Guide (Document Number S000293J)
Description:
Values:
Syntax:
Description:
Values:
Syntax:
Description:
Values:
Syntax:
Returns the activity status of the mobile equipment.
<pas>
AT+CPAS
Disables or enables the use of the “+CME ERROR: <xxx>” or “+CMS ERROR:<xxx>” result code
instead of simply “ERROR”. See the Appendix for +CME ERROR Result Codes description and +CMS
ERROR result codes.
<error reporting flag>
AT+CMEE=<error reporting flag>
Emulates the modem keypad by sending each keystroke as a character in a <keys> string.
The supported GSM sequences are listed in the Appendix A.
If emulation fails, a +CME ERROR: <err> is returned.
If emulation succeeds, the result depends on the GSM sequence activated.
Note:
are allowed only if the entire sequence is written in the FDN.
<keys>
AT+CKPD=<keys>
AT+CMEE=?
AT+CMEE=0
Note: Disable ME error reports, use only << ERROR >>
AT+CMEE=1
Note: Enable << +CME ERROR: <xxx> << or
<< +CMS ERROR: <xxx> >>
Command
AT+CKPD=”*#21#”
Note: Check every call forwarding status
AT+CKPD=”1234”
Note: Sequence not allowed
Command
AT+CPAS
Note: Current activity status
Command
0
1
2
3
4
5
0 Disable ME error reports; use only << ERROR >>
1 Enable <<+CME ERROR: <xxx> >> or
Keyboard sequence; string of the following characters (0-9, *, #)
In the case where the FDN phonebook is activated, the sequences concerning “call forwarding”
<< +CMS ERROR: <xxx> >>
ready (allow commands from TA/TE)
unavailable (does not allow commands)
unknown
ringing (ringer is active)
call in progress
asleep (low functionality)
Possible responses
+CPAS: <pas>
OK
Possible responses
+CCFC: 0,7
+CME ERROR 3
+CMEE: (0,1)
OK
OK
OK
Possible responses
Chapter 4 – General AT Commands
17