Telit Communications S.p.A. GC864Q2 ユーザーズマニュアル
GC864 Hardware User Guide
1vv0300874 Rev.0 – 2010-01-25
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved.
Page 13 of 64
4.
GC864-QUAD V2 / GC864-DUAL V2 Module
Connections
4.1.
PIN-OUT
The GC864-QUAD V2 / GC864-DUAL V2 uses a 80 pin Molex p.n. 53949-0878 male
connector for the connections with the external applications. This connector matches
the 54150-0878 models.
connector for the connections with the external applications. This connector matches
the 54150-0878 models.
Pin
Signal
I/O Function
Internal
Pull up
Pull up
Type
Power Supply
1
VBATT
-
Main power supply
Power
2
VBATT
-
Main power supply
Power
3
VBATT
-
Main power supply
Power
4
VBATT
-
Main power supply
Power
5
GND
-
Ground
Power
6
GND
-
Ground
Power
7
GND
-
Ground
Power
Audio
8
AXE
I
Handsfree switching
100K
Ω CMOS 2.8V
9
EAR_HF+
AO Handsfree ear output, phase +
Audio
10
EAR_HF-
AO Handsfree ear output, phase -
Audio
11
EAR_MT+
AO Handset earphone signal output, phase +
Audio
12
EAR_MT-
AO Handset earphone signal output, phase -
Audio
13
MIC_HF+
AI
Handsfree microphone input; phase
Audio
14
MIC_HF-
AI
Handsfree microphone input; phase
Audio
15
MIC_MT+
AI
Handset microphone signal input; phase+
Audio
16
MIC_MT-
AI
Handset microphone signal input; phase-
Audio
SIM Card Interface
18
1
SIMVCC
-
External SIM signal – Power supply for the SIM
1.8 / 3V
19
SIMRST
O
External SIM signal – Reset
1.8 / 3V
20
SIMIO
I/O External SIM signal - Data I/O
1.8 / 3V
21
SIMIN
I
External SIM signal - Presence (active low)
47K
Ω
1.8 / 3V
22
SIMCLK
O
External SIM signal – Clock
1.8 / 3V
Trace
23
RX_TRACE
I
RX Data for debug monitor
CMOS 2.8V
24
TX_TRACE
O
TX Data for debug monitor
CMOS 2.8V
1
On this line a maximum of 10nF bypass capacitor is allowed