User's Manual

User manual Version 1.2
ABLELink
®
Ethernet-Serial Server
GW21W-MAXI
Copyright © 2003 Atop Technologies, Inc.
All rights reserved. Designed in Taiwan.
44 / 56
Appendix A: GW21W-MAXI Ethernet-Serial Server Specifications
A.1. Hardware Specifications
Specifications
CPU
 16-bit Embedded CPU
 100MHz
Flash Memory
 512K Bytes
SDRAM
 512K Bytes
EEPROM
 512 Bytes
Host Communication
 IEEE802.11b 11 Mbps Wireless LAN
 TCP/IP, UDP, SNMP, HTTP, Telnet, ARP, BOOTP
Reset
 Built-in reset key to restore factory default settings
Watch Dog Timer
 1.34 second hardware auto reset
 Power failure threshold: 4.75V
Serial Port
Communication
 One RS-232 or RS-485 selectable
 RS-232: EIA-RS-232C standard, Full Duplex, 8 pins Mini-DIN or 5 pins
terminal block
 RS-485: 2/4 wires, Half/Full duplex, 8 pins Mini-DIN or 5 pins terminal
 Parameters
1) Baud-rate: 1200 bps ~ 230400 bps
2) Parity: None, Even, Odd, Mark, Space
3) Data bits: 7,8
4) Stop bits: 1,2
5) Packet Delimiter: by inter-character timeout, by characters deli
m
6) Flow Control: None, Hardware CTS/RTS, Software Xon/Xoff
LED indication
 RUN x 1 (Green)
 LAN x 1 (Green)
 COM port1 (Green)
Power Requirement
 +9~30Vdc , 2.8 Watt Max
Temperature
 Operation:
 Storage:
0℃ to 60℃
-20℃ to 85℃
Humidity
 20%~90% non-condensing
Housing
 90mm(L) x 45mm(W) x 63mm(H)