Atech OEM Inc. WM100X User Manual
iWEM-1000UM, Dec 30, 2010
Atech Technology Co., Ltd.
7F, AAEON Building, No.43, Sec. 4, Keelung Rd, Taipei City 10607, Taiwan (R.O.C.)
Tel: +886-2-2377-0282
Fax: +886-2-2377-0283
http://www.atechoem.com/
2.2. Pin description
The following picture and table show how the I/O pins are arranged for iWEM-1000.
Antenna
Pin 1
Pin 41
Pin 17
Pin 25
Pin 18
Pi
n
24
RF Shield
Pin
Name
Description
Pin Type
Default
Configuration
1 GND2
Ground. Must be connected for proper antenna
performance
2
SENSOR-3
Sensor interface, Analog input to module
Analog, 1.2V tolerant
3
SENSOR-2
Sensor interface, Analog input to module
Analog, 1.2V tolerant
4
SENSOR-1
Sensor interface, Analog input to module
Analog, 1.2V tolerant
5
SENSOR-0
Wakeup from external condition
6 SENSE-PWR
Voltage output from module to power external
sensors, 3.3V
Analog 3.3V
7 GPIO-7
GPIO
24mA drive, 3.3V tolerant
8
GPIO-8
GPIO
24mA drive, 3.3V tolerant
9
GPIO-2
GPIO
24mA drive, 3.3V tolerant
10
GPIO-3
GPIO
24mA drive, 3.3V tolerant
11
GPIO-4
GPIO
24mA drive, 3.3V tolerant
12
GPIO-5
GPIO
24mA drive, 3.3V tolerant
13
GPIO-9
GPIO
8mA drive, 3.3V tolerant