FDC37N958FR 查看數據表（PDF） - SMSC -> Microchip

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FDC37N958FR

Notebook I/O Controller with Enhanced Keyboard and System Control

SMSC -> Microchip 

PinPin

PIN #

133

137

138

141

142

145

146

147

144

140

139

124:121,

119:116

125

126

128

129

114

115

113

112

127

NAME

nDSR1

nDCD1

nRI1

RXD2/

GPIO8

TXD2/

GPIO9

nRTS2/

GPIO10

nCTS2/

GPIO11

nDTR2/

GPIO12

nDSR2/

GPIO13

nDCD2/

GPIO14

nRI2 /

GPIO15

PD[0:7]

nSLCTIN

nINIT

nALF

nSTB

BUSY

nACK

PE

SLCT

nERROR

DESCRIPTION OF PIN FUNCTIONS

SUPPLY

DESCRIPTION

VOLTAGE

TYPE

Data Set Ready 1

Data Carrier Detect 1

Ring Indicator 1

SERIAL PORT 2 INTERFACE

Receive Serial Data 2/

General Purpose I/O 8

Transmit Serial Data 2/

General Purpose I/O 9

Request to Send 2/

General Purpose I/O 10

Clear to Send 2/

General Purpose I/O 11

Data Terminal Ready 2/

General Purpose I/O 12

Data Set Ready 2/

General Purpose I/O 13

Data Carrier Detect 2/

General Purpose I/O 14

Ring Indicator 2/

General Purpose I/O 15

PARALLEL PORT INTERFACE

Parallel Port Data Bus

Printer Select

Initiate Output

Auto Line Feed

Strobe Signal

Busy Signal

Acknowledge Handshake

Paper End

Printer Selected

Error at Printer

RTC

VCC2

VCC2

VCC1

VCC1

VCC1

VCC1

VCC1

VCC1

VCC1

VCC1

VCC1

VCC2

VCC2

VCC2

VCC2

VCC2

VCC2

VCC2

VCC2

VCC2

VCC2

I

I

I

I/

I/O8

O8/

I/O8

O8/

I/O8

I/

I/O8

O8/

I/O8

I/

I/O8

I/

I/O8

I/

I/O8

I/O24

OD24/

O24

OD24/

O24

OD24/

O24

OD24/

O24

I

I

I

I

I

SMSC DS – FDC37N958FR

Page 6

Rev. 09/01/99

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