GC864-QUAD-C2/PY-C2 Hardware User Guide
1vv0300744 Rev.1 - 24/10/06
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 7 of 27
3 Board to Board connector PINOUT
connections
Pin
Signal
Type
Function
1
VBATT
DC voltage
Power
2
GND
DC voltage
Power
3
VBATT
DC voltage
Power
4
GND
DC voltage
Power
5
VBATT
DC voltage
Power
6
GND
DC voltage
Power
7
VBATT
DC voltage
Power
8
GND
DC voltage
Power
9
VBATT
DC voltage
Power
10
GND
DC voltage
Power
11
VBATT
DC voltage
Power
12
GND
DC voltage
Power
13
NC
Don’t connect
14
ON_OFF*
DC voltage
Input command for switching power ON or OFF
15
SIMVCC
DC voltage
External SIM Power
16
SIMIN
DC voltage
External SIM inside detector
17
SIMRST
DC voltage
External SIM Reset
18
SIMIO
3V Only
External SIM Data I/O
19
SIMCLK
Digital Signal
External SIM Clock
20
DAC_OUT
Digital Output
Digital/ Analog converter output
21
TGPIO_01
Digital In/Out
General purpose
22
TGPIO_02/JDR
Digital In/Out
General purpose
23
TGPIO_03
Digital In/Out
General purpose
24
TGPIO_04
Digital In/Out
General purpose
25
VRTC
DC voltage
VRTC Backup capacitor
26
ADC_IN1
AC input
Analog/Digital converter input
27
ADC_IN2
AC input
Analog/Digital converter input
28
ADC_IN3
AC input
Analog/Digital converter input
29
-
-
RESERVED
30
-
-
RESERVED
31
TGPIO_07/BUZZER
Digital In/Out
General purpose/Buzzer
32
OUT
Digital Output
General purpose
33
LED
DC voltage
Status indicator led
34
VAUX1
DC voltage
Power output for external accessories
35
TGPIO_05/RFTXMON
Digital In/Out
General purpose
36
C125/RING
Digital Output
Output for Ring indicator signal (RI) to DTE
37
C108/DTR
Digital Input
Input for Data terminal ready signal (DTR) from DTE
38
C109/DCD
Digital Output
Output for Data carrier detect signal (DCD) to DTE
