User`s manual

ICOP Embedded 386SX PC/104 AIO CPU Module User's Manual 23

The M6117D configuration register INDEX 37H, 38H, 39H, 3AH, 3BH, 3Ch

are used to control the watchdog functions and/or display its current status.

Enable/Disable watchdog - INDEX 37H

Bit Value Action

7 reserved Do not modify the value of these bits!

6 0

Disable watchdog timer

Enable watchdog timer

5-0 Other function Do not modify the value of these bits!

Watchdog time out action - INDEX 38H

Bit Value Action

7-4 0000 No output signal

0001 IRQ3

0010 IRQ4

0011 IRQ5

0100 IRQ6

0101 IRQ7

0110 IRQ9

0111 IRQ10

1000 IRQ11

1001 IRQ12

1010 IRQ14

1011 IRQ15

1100 NMI

1101 System RESET

1110 No output signal

1111 No output signal

3-0 Other function Do not modify the value of these bits!

Watchdog timer - INDEX 39H, 3AH, 3BH