User's Manual

W311/321/341 Hardware User’s Manual Introduction
Product Features
W300 Series computers have the following features:
y Moxa ART 32-bit ARM9 industrial communication processor
y 32 MB on-board RAM (64 MB for W341)
y 16 MB built-in flash memory
y 802.11a/b/g Wireless LAN
y WEP, WPA and WPA2 encryption
y Infrastructure mode and Ad-Hoc mode
y RS-232/422/485 serial ports with software selectable interface
y Baudrates between 50 and 921.6 Kbps; supports non-standard baudrates
y 10/100M Ethernet for backup networking
y SD card slot for storage expansion
y Withstands 5G continuous vibration and 50G shock
y LED indicators for status, serial transmission, and wireless signal strength
y Ready-to-run Linux platform
y Installation on DIN-rail or wall
y Fanless design for increased ruggedness
Product Hardware Specifications
System
CPU Moxa ART ARM9 32-bit RISC CPU, 192 MHz
DRAM W311: 32 MB W321: 32 MB W341: 64 MB
Flash W311: 16 MB W321: 16 MB W341: 64 MB
Storage Expansion W311: SD slot x 1
W321: SD slot × 1 W341: SD slot × 1
USB
W341: USB 2.0 host × 2
Relay Output
Form C, SPDT × 1
Normal switching: 2A @ 30 VDC
Capacity: 60W max.
Switching power: 220 VDC max.
Switching voltage: 2A max.
Switch current: 4 ms @ 20°C
Operation time: 100 Mohm max.
Initial contact resistance:
Console Port
RS-232 × 1 (TxD, RxD, GND), 4-pin header output, “115200, n, 8, 1”
Button
Reset button × 1, supports “Reset to Factory Default”
Others RTC, buzzer, Watchdog Timer
OS Built-in Embedded Linux with MMU support, based on Linux Kemel
2.6
1-3