Specifications

WM_PRJ_Q2400_PTS_002 - 001
24th October 2002
confidential ©
Page :
51 / 80
This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged
without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à
des tiers sans son autorisation préalable.
Pin
#
Name I/O I/O type Description Comment
38 BAT_TEMP I Analog ADC input for battery
temperature
measurement
Can be tied to
GND if not used
39 CT103/TXD1 I CMOS RS232 interface –
Transmit
Pull up to VCC
with 100 K
Ω
when not used
40 VCC O Supply 2.8V digital supply
output
10mA max.
41 SPK1P O Analog Speaker 1 positive
output
42 MIC1P I Analog Microphone 1
positive input
43 SPK1N O Analog Speaker 1 negative
output
44 MIC1N I Analog Microphone
1negative input
45 SPK2P O Analog Speaker 2 positive
output
46 MIC2P I Analog Microphone 2
positive input
47 SPK2N O Analog Speaker 2 negative
output
48 MIC2N I Analog Microphone 2
negative input
49 BUZ O Analog Buzzer output 80mA max
50 SIMPRES I CMOS SIM Card Detect
51 GPIO3 or
CT109/DCD1
I/O
O
CMOS/2X General Purpose I/O
RS232 – Data Carrier
Detect
Multiplexed
52 GPIO1
FLASH LED
I/O CMOS/2X General Purpose I/O
Module State
Multiplexed
53 GPIO4 I/O CMOS/2X General Purpose I/O
54 GPIO2 or
CT125 / RI1
I/O
O
CMOS/2X General Purpose I/O
RS232 - Ring
Indicator
Multiplexed
55 +VBATT Supply Battery Input High current