SC9696P datasheet(6/20 Pages) SILAN

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SC9696P

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

REV:1.1

2009.02.26

Http: www.silan.com.cn

Page 6 of 21

PIN DESCRIPTIONS

Pin no.

Pin name

I/O

Descriptions

PG.3

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close

PG.2

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close

PG.1

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close

PG.0

I/O

General purpose IO port, open-drain input bit by bit control with

pull-up, output forced to pull-up

MGND

MCU and periphery ground

MVDD

MCU and periphery power supply

BUZZ/PB.7

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close, Schmitt input

INT6/PB.6

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close, Schmitt input

INT5/PB.5

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close, Schmitt input

EXTREF/PA.7

I/O

General purpose IO port

Also used as AD reference voltage input

AD6/PA.6

I/O

General purpose IO port

Also used as AD switch channel 6

AD5/PA.5

I/O

General purpose IO port

Also used as AD switch channel 5

AD4/PA.4

I/O

General purpose IO port

Also used as AD switch channel 4

AD3/PA.3

I/O

General purpose IO port

Also used as AD switch channel 3

AD2/PA.2

I/O

General purpose IO port

Also used as AD switch channel 2

AD1/PA.1

I/O

General purpose IO port

Also used as AD switch channel 1

AD0/PA.0

I/O

General purpose IO port

Also used as AD switch channel 0

MVDD

MCU and periphery power supply

MXI

75K oscillator input port

MXO

75K oscillator output port

MGND

MCU and periphery ground

INT4/PB.4

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close, Schmitt input

INT3/PB.3

I/O

General purpose IO port, input bit by bit control with pull-up,

output pull-up close, Schmitt input

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