Watch-Dog Timer - IEI Technology ROCKY-558EV Manual

(Vcore : 2.9V ,dual voltage)
PR Rating
6x86MX-PR150
6x86MX-PR166
6x86MX-PR166
6x86MX-PR200
6x86MX-PR200
6x86MX-PR200
6x86MX-PR233
6x86MX-PR233
6x86MX-PR233
6x86MX-PR266
6x86MX-PR266
6x86MX-PR266
• AMD K6 MMX Rating Table(Dual Voltage)
Product Name Core Freq Vcore Bus MHz Multiplier
K6-233 model 6 233MHz
K6-200 model 6 200MHz
K6-166 model 6 166MHz
K6-300 model 7 300MHz
K6-266 model 7 266MHz
K6-233 model 7 233MHz

2.3 Watch-Dog Timer

The Watch-Dog Timer is enabled by reading port 443H. It should
be triggered before the time-out period ends, otherwise it will
assume the program operation is abnormal and will issue a reset
signal to start again, or activate NMI to CPU. The Watch-Dog
Timer is disable by reading port 043H.
• JP7 : Watch-Dog Active Type Setting
JP7
Bus MHz
60
66
60
75
66
60
75
66
83
66
75
83
DESCRIPTION
CPU Core
MHz
120
133
150
150
166
180
188
200
166
233
225
208
3.2V 66
2.9V 66
2.9V 66
2.2V 66
2.2V 66
2.2V 66
10
Clock
Multiplier
2x
2x
2.5x
2x
2.5x
3x
2.5x
3x
2x
3.5x
3x
2.5x
3.5x
3x
2.5x
4.5x
4x
3.5x