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Kontron COMe-bP5020 User Manual

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41

User Guide

COMe-bP5020

Table 30: Address: 0x377 - Board Interrupt Pending Register 2 (BIPR2)

Table 31: Address: 0x378 - Board Inter rupt Pending Register 3 (BIPR3)

Table 32: Address: 0x37A - Board Interrupt Enable Register 1 (BIE1)

BIT

7

6

5

4

3

2

1

0

NAME

WAKE1_RQ

WAKE0_RQ

reserved

BATLOW_RQ PWROK_RQ

reserved

ACCESS

R/W

R/W

R

R/W

R/W

R

RESET

0

0

0

0

0

000

BITFIELD

DESCRIPTION

[7..6] WAKE[1..0]_RQ

WAKE[1..0] request:

0 = no interrupt requested
1 = interrupt requested (is masked until enabled)

Writing a ‘1’ to this bit resets it to 0.

[4]

BATLOW_RQ

BATLOW IRQ request (battery supply is not OK)

0 = no interrupt requested
1 = interrupt requested (is masked until enabled)

Writing a ‘1’ to this bit resets it to 0.

[3]

PWROK_RQ

PWROK IRQ request: (used to indicate a power anomaly)

0 = no interrupt requested
1 = interrupt requested (is masked until enabled)

Writing a ‘1’ to this bit resets it to 0.

BIT

7

6

5

4

3

2

1

0

NAME

reserved

EXCD1

EXCD0

WDT_IRQ

ACCESS

R

R

R

R

RESET

0 0000

0

0

0

BITFIELD

DESCRIPTION

[2..1]

EXCD[1..0]

ExpressCard Detect IRQ[1..0] request

0 = no interrupt requested
1 = interrupt requested

[0]

WDT_IRQ

Watchdog timer IRQ request

0 = no interrupt requested
1 = interrupt requested

Writing a ‘1’ to bit WTE in the Watchdog Timer Control Register (WTIM) resets this bit to 0.

BIT

7

6

5

4

3

2

1

0

NAME

reserved

IRQ5_EN

IRQ4_EN

IRQ3_EN

IRQ2_EN

IRQ1_EN

ACCESS

R

R/W

R/W

R/W

R/W

R/W

RESET

000

0

0

0

0

0

BITFIELD

DESCRIPTION

[4..0] IRQ[5..1]_EN

Enable bit for COM Express IRQ[5..1]# signals

0 = interrupt not enabled
1 = interrupt enabled