Rainbow Electronics GC864-PY - Manual (Page 15)

Telit GE864 and GC864 Product Description
80273ST10008a Rev. 14 - 18/09/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 15 of 62
The user interface is managed by AT commands specified on the ITU-T V.250, GSM 07.07 and 07.05
specifications.
2.11.1 Speech Coding
The
GE864 and GC864 voice codec support the following rates:
• Half Rate
• Full rate
• Enhanced Full Rate
• Adaptive Multi Rate
2.11.2 SIM Reader
The
GE864 and GC864 support phase 2 GSM11.14 - SIM 1.8V and 3V ONLY with an external SIM
connector. For 5V SIM operation an external level translator can be added.
2.11.3 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.
2.11.4 Real Time Clock and Alarm
The
Telit GE864 and GC864 support the Real Time Clock and Alarm functions through AT commands,
furthermore an alarm output pin (GPIO6) can be configured to indicate the alarm with a hardware line
output.
Furthermore the Voltage Output of the RTC power supply is provided so that a backup capacitor can
be added to increase the RTC autonomy.
2.11.5 Data/fax transmission
The
Telit GE864 and GC864 support:
• GPRS Class 10, MS Class B
• CSD up to 14.4 Kbps