F81218
In ISA mode , select one of six IRQ pins .
03h : use serial IRQ channel 3 in LPC mode.
04h : use serial IRQ channel 4 in LPC mode.
05h : use serial IRQ channel 5 in LPC mode.
09h : use serial IRQ channel 9 in LPC mode.
0Ah : use serial IRQ channel 10 in LPC mode.
0Bh : use serial IRQ channel 11 in LPC mode.
Otherwise will disable the interrupt.
6.10 Watch Dog Timer Device Control Register (LDN 8)
6.10.1 Device Enable Register – index 30h
Power-on default [7:0] = 0x01h when DTR3#/PS_WDT is pull-up, else 0x00h.
Bit
7:1
Name
Reserved
WDT_EN
R/W
R/W
R/W
Description
Return 0 when read.
0
0 : Disable Watchdog Timer.
1 : Enable Watchdog Timer.
6.10.2 I/O Port Select Register – index 60h
Power-on default [7:0] = 0x04h when DTR3#/PS_WDT is pull-up, else 0x00h.
Bit
7:0
Name
R/W
R/W
Description
WDT_BASE[15:8]
I/O Base high byte.
6.10.3 I/O Port Select Register – index 61h
Power-on default [7:0] = 0x42h when DTR3#/PS_WDT is pull-up, else 0x00h.
Bit
7:0
Name
R/W
Description
WDT_BASE[7:0]
R/W
I/O Base low byte.
6.10.4 IRQ Channel Select Register – index 70h
Power-on default [7:0] = 0x00h.
-41-
August, 2007
V0.33P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
