Specifications

Telit GM862-PCS/-GPRS/-GSM Product Description
1vv0300604, Rev. ISSUE#14 - 22/01/04
Reproduction forbidden without DAI Telecom written authorization – All Right reserved – Right of modification reserved page 28 of 214
Molex 52991-0508 (male) GM862-GPRS Connector PIN-OUT
Pin Signal I/O Function Internal
Pull up
Type
1 VBATT - Main power supply Power
2 GND - Ground Power
3 VBATT - Main power supply Power
4 GND - Ground Power
5 VBATT - Main power supply Power
6 GND - Ground Power
7 VBATT - Main power supply Power
8 CHARGE AI Charger input (5) Power
9 EAR_HF+ AO Handsfree ear output, phase + Audio
10 EAR_MT- AO Handset earphone signal output, phase - Audio
11 EAR_HF- AO Handsfree ear output, phase - Audio
12 EAR_MT+ AO Handset earphone signal output, phase + Audio
13 MIC_HF- AI Handsfree microphone input; phase -, nominal
level 3mVrms
Audio
14 MIC_MT+ AI Handset microphone signal input; phase+,
nominal level 50mVrms
Audio
15 MIC_HF+ AI Handsfree microphone input; phase +, nominal
level 3mVrms
Audio
16 MIC_MT- AI
Handset microphone signal input; phase-,
nominal level 50mVrms
Audio
17 ON/OFF I
Input command for switching power ON or OFF
(toggle command). The pulse to be sent to the
GM862 must be equal or greater than 1 second.
10KΩ
CMOS 2.8V
18 AXE I Handsfree switching
47KΩ
2.0V signal
19 SIMIO I/O External SIM signal - Data I/O 3V ONLY
20 C103/TXD I Serial data input (TXD) from DTE CMOS 2.8V
21
PWRCTL/
CAM_SYNC
O
Module Status ON indication (Signal output for
power on/off control of external devices) /
Camera Interface on -PCS (4)
220Ω
CMOS 2.8V
22 SIMVCC - External SIM signal – Power (3) 3V ONLY
23 RESET I Reset input
2KΩ
see par.2.13.1
24 SIMRST O External SIM signal – Reset 3V ONLY