FDC37B78X View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

Manufacturer

FDC37B78X

Enhanced Super I/O Controller with ACPI Support, Real Time Clock and Consumer IR

SMSC -> Microchip 

NAME

GP66

Default = 0x01

on Vbat POR

GP67

Default = 0x01

on Vbat POR

GP_INT2

Default = 0x00

on Vbat POR

REG INDEX

DEFINITION

0xD6

0xD7

0xEF

General Purpose I/0 bit 6.6

Bit[0] In/Out : =1 Input, =0 Output

Bit[1] Polarity : =1 Invert, =0 No Invert

Bit[2] Reserved

Bit[4:3] Function Select

=00 RD6

=01 IRQ8

=10 GPI/O

=11 Reserved

Bit[5] Group Interrupt Enable

=1 Enable Combined IRQ 2

=0 Disable Combined IRQ 2

Bit[6] Reserved

Bit[7] Output Type Select

1=Open Drain

0=Push Pull

General Purpose I/0 bit 6.7

Bit[0] In/Out : =1 Input, =0 Output

Bit[1] Polarity : =1 Invert, =0 No Invert

Bit[2] Reserved

Bit[4:3] Function Select

=00 RD7

=01 IRQ10

=10 GPI/O

=11 Reserved

Bit[5] Group Interrupt Enable

=1 Enable Combined IRQ 2

=0 Disable Combined IRQ 2

Bit[6] Reserved

Bit[7] Output Type Select

1=Open Drain

0=Push Pull

General Purpose I/O Combined Interrupt 2

Bits[2:0] Reserved, = 000

Bit[3] GP IRQ Filter Select

0 = Debounce Filter Bypassed

1 = Debounce Filter Enabled

Bits[7:4] Combined IRQ mapping

1111 = IRQ15

.........

0011 = IRQ3

0010 = Invalid

0001 = IRQ1

0000 = Disable

212

STATE

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