User Manual
GE863-PRO
3
Hardware User Guide
1vv0300773a Rev. 1 DRAFT -
24/04/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 10 of 82
Ball
Signal I/O
Main Function Internal
Pull up
ARM/ GSM Type
C2
VBATT
- Main GSM power supply GSM
Power
C3
VRTC
AO
VRTC Backup capacitor GSM-ARM
Power
C4
C125/RING
O
Output for Ring indicator signal (RI) to
DTE
GSM
CMOS 2.8V
C5
C107/DSR
O
Output for Data set ready signal (DSR)
to DTE
GSM
CMOS 2.8V
C6
C108/DTR
I Input for Data terminal ready signal
(DTR) from DTE
GSM
CMOS 2.8V
C7
C109/DCD
O
Output for Data carrier detect signal
(DCD) to DTE
GSM
CMOS 2.8V
C8
C105/RTS
I Input for Request to send signal (RTS)
from DTE
GSM
CMOS 2.8V
C9
C106/CTS
O
Output for Clear to send signal (CTS) to
DTE
GSM
CMOS 2.8V
C10
GPIO7/
RFTXDISABLE
I/O
GPIO7 / RFTXDISABLE GSM
CMOS 2.8V
C11
SIMRST
O
External SIM signal – Reset GSM
1.8/3V ONLY
C12
SIMIO
I/O
External SIM signal - Data I/O GSM
1.8/3V ONLY
D1
CHARGE AI
Charger input GSM
Power
D2
VAUX1 - Power output for external accessories GSM
-
D3
RESERVED - RESERVED (3) - - -
D4
PB25 I/O
ARM PIO Controller B pin 25 ARM CMOS 3.1V
D5
PB22
I/O
ARM PIO Controller B pin 22 ARM CMOS 3.1V
D6
PB24 I/O
ARM PIO Controller B pin 24 ARM CMOS 3.1V
D7
PB23 I/O
ARM PIO Controller B pin 23 ARM CMOS 3.1V
D8
PB26 I/O
ARM PIO Controller B pin 26 ARM CMOS 3.1V
D9
PB27 I/O
ARM PIO Controller B pin 27 ARM CMOS 3.1V
D10
GND -
Ground - - Power
D11
SIMVCC
- External SIM signal – Power (2) GSM
1.8/3V ONLY
D12
SIMCLK
O
External SIM signal – Clock GSM
1.8/3V ONLY
E1
GND -
Ground - - Power
E2
PWRMON O
Power ON Monitor GSM
CMOS 2.8V
E3
RESERVED - RESERVED (3) - - -
E4
ON_OFF*-GSM
I Input command for switching power ON
or OFF to GSM Engine (toggle
command).
47K
Ω
GSM
Pull up to VBATT
E5
RESET*-GSM
I GSM Engine Reset input
GSM
E6
GPIO1 / JDR
I/O
GPIO1
Configurable general purpose I/O
pin / Jammer Detect Output (2)
GSM
CMOS 2.8V
E7
GPIO5
I/O
GPIO5 Co
nfigurable general purpose I/O
pin
GSM
CMOS 2.8V
E8
GPIO3 /
RFTXMON
I/O
GPIO3
Configurable general purpose I/O
pin /
GSM
CMOS 2.8V
E9
C103/TXD
I Serial data input (TXD) from DTE GSM
CMOS 2.8V