LPC61W492 Ver la hoja de datos (PDF) - SMSC -> Microchip

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LPC61W492

Integrated Super I/O Controller for LPC Bus with Game and MIDI Ports/Plus Hardware Monitoring Functions

SMSC -> Microchip 

General Purpose I/O Port 3 (Power source is VSB)

SYMBOL

PIN

I/O

FUNCTION

GP30

73 I/OD12t General purpose I/O port 3 bit 0.

nSLP_SX

INt

Chipset suspend C status input.

GP31

nPWRCTL

72 I/OD12t General purpose I/O port 3 bit 1.

OD12t Alternate Function Output: (Default)

This pin generates the PWRCTL# signal while the power

failure.

GP32

PWROK

71 I/OD12t General purpose I/O port 3 bit 2.

OD12t Alternate Function Output: (Default)

This pin generates the PWROK signal while the VCC come

in.

GP33

nRSMRST

70 I/OD12t General purpose I/O port 3 bit 3.

OD12t Alternate Function Output: (Default)

This pin generates the RSMRST signal while the VSB come

in.

GP34

nCIRRX

69 I/OD12t General purpose I/O port 3 bit 4.

OD12t Alternate Function Input: (Default)

Consumer IR receiving input. This pin can Wake-Up system

from S5 cold.

GP35

SUSLED

64 I/OD24t General purpose I/O port 3 bit 5.

OD24t Alternate Function Output : (Default)

Suspend LED output, it can program to flash when suspend

state. This function can work without VCC.

POWER PINS

SYMBOL

VCC

VSB

VCC3V

AVCC

AGND

VSS

PIN

12, 48, 77, 114

61

28

97

93

20, 55, 86, 117

FUNCTION

+5V power supply for the digital circuitry.

+5V stand-by power supply for the digital circuitry.

+3.3V power supply for driving 3V on host interface.

Analog VCC input. Internally supplier to all analog circuitry.

Internally connected to all analog circuitry. The ground

reference for all analog inputs..

Ground.

20

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