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AR-B1570 User’s Guide
26
The files list and descriptions are as follow:
Disk 1
Files
README.TXT 391 09-22-00 11:17 README.TXT
GEODEW~1 <DIR> 09-22-00 10:53 Geode win9x
WINCED~1 <DIR> 09-22-00 10:53 WinCE driver
Descriptions
1. GEODE win9x
Includes auto-execution program that will setup/install Geode Media drivers in Windows 9X
environment.
2. WinCE driver
Includes the GxM drivers needed in Win CE environment.
Disk 2
Files
NT4~1 0DR <DIR> 09-22-00 10:53 NT4.0 driver
LINUXD~1 <DIR> 09-22-00 10:53 Linux driver
WIN200~1 <DIR> 09-22-00 10:53 Win2000 driver
README.TXT 1,611 04-23-99 11:48 README.TXT
Descriptions
1. NT4.0 driver
Includes the GxM drivers needed in NT4.0 environment.
2. Linux driver
Includes the GxM drivers needed in Linux environment.
3. Win2000 driver
Includes the GxM drivers needed in Win2000 environment.
Disk 3
Files 8139SW.EXE
Description
An auto extract file that includes:
1. Device drivers of RTL8139A for various operating systems
2. LAN Configuration EEPROM programmer
3. Diagnostic and modification program for RTL8139
4.3 WATCHDOG TIMER
This section describes the use of Watchdog Timer, including disable, enable, and trigger. AR-B1570 is equipped
with a programmable time-out period watchdog timer that occupies I/O port 214H. Users can use simple program
to enable the watchdog timer. Once you enable the watchdog timer, the program should trigger it every time before
it times out. Watchdog Timer will generate a response (system or IRQ) due to system fails to trigger or disable
watchdog timer before preset timer, times out.
Watchdog
Register
Time Base
Counter and
Compartor
RESET
Enable(D7)
Time Factor
(D0-D5)
Write and
Trigger
Watchdog Block Diagram