MC75i Hardware Interface Description
2.1 Key Features at a Glance
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MC75i_HD_v01.100a
Page 20 of 122
2009-08-13
Confidential / Released
Antenna
50
. External antenna can be connected via antenna connector or solder-
able pad.
Power on/off, Reset
Power on/off
Switch-on by hardware signal IGT
Switch-off by AT command (AT^SMSO)
Automatic switch-off in case of critical temperature and voltage conditions.
Reset
Orderly shutdown and reset by AT command
Emergency reset by hardware signals EMERG_OFF and IGT.
Special features
Charging
Supports management of rechargeable Lithium Ion and Lithium Polymer
batteries
Real time clock
Timer functions via AT commands
Phonebook
SIM and phone
TTY/CTM support
Integrated CTM modem
Evaluation kit
DSB75
DSB75 Evaluation Board designed to test and type approve Cinterion Wire-
less Modules and provide a sample configuration for application engineer-
ing.
Feature
Implementation