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/
14
SPI-CS
SPI Chip Select
No connect
15
SPI-MOSI
SPI master data out
No connect
16
SPI-MISO
SPI master data in
No connect
17
SPI-CLK
SPI clock
No connect
18 GND1
Ground
19
GPIO-6
GPIO
24mA drive, 3.3V tolerant
20
GPIO-14
WLAN traffic indicator
8mA drive, 3.3V tolerant
21
DMA-RX
Debug port
No connect
22 DMA-TX
Debug port *(apply 100K pull-down if ultra low
sleep power required)
HIGH
Z
23 FORCE_AWAKE
Force the module to wakeup, input to module,
31us min pulse
24 SUPERCAP
Balance center pin voltage on stacked super
capacitors
Analog 3.3V
No connect
25 GND
Ground
26 VDD-BATT
Battery input, 2.0-3.3V with boost regulator in use,
3.0-3.7V otherwise
27 VDD-IN
3.3 to 3.7 voltage, do not connect when boost
regulator is in use
28 3.3V-REG-IN
Boost regulator control input, connect to
3.3V-REG-OUT to enable
GND to disable
29 3.3V-REG-OUT
Boost regulator control output, connect to
3.3V-REG-IN to enable
No
connect
30
UART-TX
TX from the module
8mA drive, 3.3V tolerant
31
UART-RX
RX to the module
8mA drive, 3.3V tolerant
32
GPIO-12
TCP connection indicator
8mA drive, 3.3V tolerant
33
GPIO-13
WLAN connection indicator
8mA drive, 3.3V tolerant
34
EPC-ANT-B
EPC port, RFID antenna B
No connect
35
EPC-ANT-A
EPC port, RFID antenna A
No connect
36 RESET
Module reset, Active Low, reference to VDD-BATT,
160 usec pulse
Pull
up
37
SENSOR-7
Sensor interface, Analog input to module
Analog, 1.2V tolerant
No connect
38
SENSOR-6
Sensor interface, Analog input to module
Analog, 1.2V tolerant
No connect
39
SENSOR-5
Sensor interface, Analog input to module
Analog, 1.2V tolerant
No connect
40
SENSOR-4
Sensor interface, Analog input to module
Analog, 1.2V tolerant
No connect
41
GND
Ground. Must be connected for proper antenna