MTCMR-H4-P1-GB/IE Multi-Tech Systems, MTCMR-H4-P1-GB/IE Datasheet - Page 17

• Manufacturer Part Number: MTCMR-H4-P1-GB/IE
• Description: MODEM CELLULAR QUAD GPRS HSPA
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® iCellr

Specifications of MTCMR-H4-P1-GB/IE

• Function: Transceiver, HSPA, Modem
• Modulation Or Protocol: GPRS, GSM, EDGE
• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz
• Applications: General Purpose
• Interface: RS-232, USB
• Data Rate - Maximum: 7.2 Mbps
• Features: UK Power Cord
• Voltage - Supply: 9 V ~ 32 V, USB
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 881-1122

*CNTI Report Current, Available, and Supported Network
+CQI Enable/Disable/Return Averaged CQI Return
High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A)
Syntax:
Description:
Parameters:
Note:
Syntax:
Description:
Parameters:
Technologies
Execution:
Response:
OK
Purpose:
Display the network technology currently being used, the technologies available for use, or
<n> (Reporting option):
<tech> (Technology type):
This command is for WCDMA only.
Execution:
Response:
Purpose:
Query:
Response:
Purpose:
Enable or disable ability to return averaged CQI (Channel Quality Indicator) from the
<enableFlag> (Enable/disable CQI value retrieval):
the technologies supported by the modem.
modem, or return the value (if enabled).
0 = Network technology currently in use
1 = Available technologies on current network
2 = All technologies supported by the modem
ASCII string
Valid values:
0 = Disable retrieval
1 = Enable retrieval
or
“GSM”
“GPRS”
“EDGE”
”UMTS”
“HSDPA”
“HSUPA”
“HSDPA/HSUPA”
“HSPA+”
“Unknown”
AT*CNTI=<n>
*CNTI: <n>,<tech>[,<tech>[...]] +CME ERROR: <err>
Display current, available, and supported network technologies.
AT!CQI=<enableFlag>
+CQI:
ENABLED!
OK
+CQI:
DISABLED!
OK
Enable or disable the query command (+CQI?).
AT!CQI?
+CQI:
Status: <enableFlag>
total valid samples <n>, average cqi <m>
Return the average CQI (<m>) and the number of samples (<n>) used to
determine the average.
Chapter 2 – Modem-Specific Commands
17