Q2406 Datasheet, PDF (50/81 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
3 Technical specifications
3.1 General Purpose Connector pin out description
Pin
Name
I/O
I/O type
#
1
CHG_IN
I
Supply
Description
Supply for battery
charging
Comment
High current
2
CHG_IN
I
Supply
Supply for battery
High current
charging
3
SIMCLK
O
2X
Clock for SIM
interface
4
CHG_IN
I
Supply
Supply for battery
High current
charging
5
SIMRST
O
2X
Reset for SIM
interface
6
ON/~OFF
I
CMOS
Power ON/OFF
control
7
SIMDATA I/O CMOS / 3X I/O for SIM interface
8 SDA/SPI_IO I/O CMOS/1X Wire interface or SPI
Data
9
SIMVCC
O
Supply
SIM card supply
6mA max
10 SCL/SPI_CLK O
1X
Wire interface or SPI
clock
11
VDD
I
Supply
Low power supply 3.1V minimum or
connected to
VBATT
12
BOOT
I
CMOS
13
ROW0
I/O CMOS/1X
BOOT
Keyboard Row
Pull down
through 1K for
Flash
downloading
14
~RST
I/O SCHMITT
15
ROW1
I/O CMOS/1X
Module Reset
Keyboard Row
Active low
16
~INTR
I
CMOS
External interrupt
Active low. 100K
Pull-up inside
17
ROW2
I/O CMOS/1X
Keyboard Row
18
GPI or
I CMOS or 3x
CT103/TXD2 *
General Purpose
Input
or Aux.serial Link
100K Pull-down
inside -
Multiplexed
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