Telit GE864 and GC864
Product Description
80273ST10008A Rev. 3 - 10/02/06
Reproduction forbidden without DAI Telecom written authorization – All Right reserved – Right of modification reserved
page 14 of 72
Battery pins
VBATT, GND
Battery charger input voltage min
5.0 V
Battery charger input voltage typ
5.5 V
Battery charger input voltage max
7.0 V
Battery charger input current max
400mA
Battery type
Li-Ion rechargeable
NOTE
: If embodied battery charger is used, then a LOW ESR capacitor of at least 100
μ
F must be
mounted in parallel to VBATT pin.
NOTE:
when power is supplied to the CHARGE pin, a battery must always be connected to the
VBATT pin of the GE864 / GC864.
2.12 User Interface
The user interface is managed by AT commands specified on the ITU-T V.250, GSM 07.07 and
07.05 specifications.
2.12.1 Speech
Coding
The
GE864
and
GC864
vocoders support the following rates:
Half Rate
Full rate
Enhanced Full Rate
Adaptive Multi Rate
2.12.2 SIM
Reader
The
GE864
and
GC864
support phase 2 GSM11.14 - SIM 3V volts ONLY with an external SIM
connector. For 5V SIM operation an external level translator can be added.
2.12.3
SMS
The
GE864
and
GC864
support the following SMS types:
Mobile Terminated (MT) class 0 – 3 with signaling of new incoming SMS, SIM full, SMS
read
Mobile Originated class 0 – 3 with writing, memorize in SIM and sending
Cell Broadcast compatible with CB DRX with signaling of new incoming SMS.
