Q2406 Datasheet, PDF (52/81 Pages) List of Unclassifed Manufacturers – SELF CONTAINED E GSM/GPRS 900/1800 OR 850/1900 BI BAND MODULE

WM_PRJ_Q2400_PTS_002 - 002
24th January 2003
Pin
Name
I/O
#
38 BAT_TEMP I
39 CT103/TXD1 I
40
VCC
O
41
SPK1P
O
42
MIC1P
I
43
SPK1N
O
44
MIC1N
I
45
SPK2P
O
46
MIC2P
I
47
SPK2N
O
48
MIC2N
I
49
BUZ
O
50
SIMPRES
I
51
GPIO3 or I/O
CT109/DCD1 O
52
GPIO1
I/O
FLASH LED
53 GPIO4
I/O
54
GPIO2 or I/O
CT125 / RI1 O
55
+VBATT
I/O type
Analog
CMOS
Supply
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
CMOS
CMOS/2X
CMOS/2X
CMOS/2X
CMOS/2X
Supply
Description
Comment
ADC input for battery Can be tied to
temperature
GND if not used
measurement
RS232 interface –
Transmit
Pull up to VCC
with 100 KΩ
when not used
2.8V digital supply
output
Speaker 1 positive
output
Microphone 1
positive input
Speaker 1 negative
output
Microphone
1negative input
Speaker 2 positive
output
Microphone 2
positive input
Speaker 2 negative
output
Microphone 2
negative input
Buzzer output
SIM Card Detect
General Purpose I/O
10mA max.
80mA max
Multiplexed
RS232 – Data Carrier
Detect
General Purpose I/O
Module State
General Purpose I/O
General Purpose I/O
Multiplexed
Multiplexed
RS232 - Ring
Indicator
Battery Input
High current
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