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

GP12

Default = 0x01

on Vbat POR

GP13

Default = 0x01

on Vbat POR

GP14

Default = 0x01

on Vbat POR

REG INDEX

DEFINITION

0xE2

General Purpose I/0 bit 1.2

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

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

Bit[2] Group Interrupt Enable

=1 Enable Combined IRQ 1

=0 Disable Combined IRQ 1

Bit[4:3] Function Select

=00 GPI/O

=01 WDT

=10 P17

=11 Either Edge Triggered Interupt 2

Bits[6:5] Reserved

Bit[7] Output Type Select

1=Open Drain

0=Push Pull Bit

0xE3

General Purpose I/0 bit 1.3

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

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

Bit[2] Group Interrupt Enable

=1 Enable Combined IRQ 1

=0 Disable Combined IRQ 1

Bit[3] Function Select

=1 LED

=0 GPI/O

Bits[6:4] Reserved

Bit[7] Output Type Select

1=Open Drain

0=Push Pull Bit

0xE4

General Purpose I/0 bit 1.4

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

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

Bit[2] Group Interrupt Enable

=1 Enable Combined IRQ 1

=0 Disable Combined IRQ 1

Bit[3] Function Select

=1 IRRX2

=0 GPI/O

Bits[6:4] Reserved

Bit[7] Output Type Select

1=Open Drain

0=Push Pull Bit

205

STATE

C

C

C

Share Link: