Appendix A – Watchdog Timer Programming
103
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A.1 Watchdog Timer Registers
Table 1 : Watch dog relative IO address
Default Value
Note
I/O Base
Address
0xA10
I/O Base address for Watchdog operation.
This address is assigned by SIO LDN7, register 0x60-0x61.
Table 2 : Watchdog relative register table
Register
Offset
BitNum
Value
Note
Watchdog
WDTRST#
Enable
0x00
7
1
Enable/Disable
time out output via
WDTRST#
0: Disable
1: Enable
Pulse Width
0x05
0:1
01
Width of Pulse signal
00: 1ms (do not use)
01: 25ms
10: 125ms
11: 5s
Pulse width is must longer
then 16ms.
Signal Polarity
0x05
2
0
0: low active
1: high active
Must set this bit to 0
Counting Unit
0x05
3
0
Select time unit.
0: second
1: minute
Output Signal
Type
0x05
4
1
0: Level
1: Pulse
Must set this bit to 1
Watchdog
Timer Enable
0x05
5
1
0: Disable
1: Enable
Timeout Status 0x05
6
1
1: timeout occurred. Write a
1 to clear timeout status
Timer Counter
0x06
Time of watchdog timer
(0~255)
Summary of Contents for AAEON GENE-BSW5
Page 1: ...Last Updated May 23 2017 GENE BSW5 3 5 Subcompact Board User s Manual 4th Ed ...
Page 15: ...3 5 Subcompact Board GENE BSW5 Chapter 1 Chapter 1 Product Specifications ...
Page 19: ...3 5 Subcompact Board GENE BSW5 Chapter 2 Chapter 2 Hardware Information ...
Page 21: ...Chapter 2 Hardware Information 7 3 5 Subcompact Board GENE BSW5 Solder Side Solder Side ...
Page 23: ...Chapter 2 Hardware Information 9 3 5 Subcompact Board GENE BSW5 Solder Side Solder Side ...
Page 25: ...Chapter 2 Hardware Information 11 3 5 Subcompact Board GENE BSW5 Solder Side Solder Side ...
Page 27: ...Chapter 2 Hardware Information 13 3 5 Subcompact Board GENE BSW5 Solder Side Solder Side ...
Page 28: ...Chapter 2 Hardware Information 14 3 5 Subcompact Board GENE BSW5 2 3 Block Diagram ...
Page 69: ...Chapter 2 Hardware Information 55 3 5 Subcompact Board GENE BSW5 ...
Page 70: ...3 5 Subcompact Board GENE BSW5 Chapter 3 Chapter 3 AMI BIOS Setup ...
Page 105: ...3 5 Subcompact Board GENE BSW5 Chapter 4 Chapter 4 Drivers Installation ...
Page 112: ...Chapter 4 Driver Installation 98 3 5 Subcompact Board GENE BSW5 ...
Page 116: ...3 5 Subcompact Board GENE BSW5 Appendix A Appendix A Watchdog Timer Programming ...
Page 121: ...3 5 Subcompact Board GENE BSW5 Appendix B Appendix B I O Information ...
Page 122: ...Appendix B I O Information 108 3 5 Subcompact Board GENE BSW5 B 1 I O Address Map ...
Page 123: ...Appendix B I O Information 109 3 5 Subcompact Board GENE BSW5 B 2 Memory Address Map ...
Page 124: ...Appendix B I O Information 110 3 5 Subcompact Board GENE BSW5 B 3 IRQ Mapping Chart ...
Page 125: ...3 5 Subcompact Board GENE BSW5 Appendix C Appendix C Digital I O Ports ...
Page 132: ...Appendix C Digital I O Ports 118 3 5 Subcompact Board GENE BSW5 ...
Page 133: ...3 5 Subcompact Board GENE BSW5 Appendix D Appendix C Notes for Users ...