PC87351 datasheet(13/86 Pages) NSC

13 / 86 page

1.0 Signal/Pin Connection and Description (Continued)

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CTS1

109

Serial Port 1

1.4.10

INTS

11.1.8

CTS2

118

Serial Port 2

1.4.10

INTS

11.1.8

MUX

D7-0

10-3

Host Interface

1.4.5

INT

O15/24

11.1.7

11.1.9

DACK1-3

50, 52-53

Host Interface

1.4.5

INT

11.1.7

DCD1

104

Serial Port 1

1.4.10

INTS

11.1.8

DCD2

112

Serial Port 2

1.4.10

INTS

11.1.8

MUX

DENSEL

FDC

1.4.3

OD24, O4/24

11.1.10, 11.1.9

PPM

DIR

FDC

1.4.3

OD24, O4/24

11.1.10, 11.1.9

PPM

DR0

FDC

1.4.3

OD24, O4/24

11.1.10, 11.1.9

DR1

FDC

1.4.3

OD24, O4/24

11.1.10, 11.1.9

PPM

DRATE0

FDC

1.4.3

O6/12

11.1.9

PPM

DRQ1-3

47-49

Host Interface

1.4.5

O15/24

11.1.9

DSKCHG

FDC

1.4.3

INT

11.1.7

PPM

DSR1

105

Serial Port 1

1.4.10

INTS

11.1.8

DSR2

113

Serial Port 2

1.4.10

INTS

11.1.8

MUX

DSTRB

See AFD/DSTRB

DTR1/BOUT1

110

Serial Port 1

1.4.10

O6/12

11.1.9

DTR2/BOUT2

119

Serial Port 2

1.4.10

O6/12

11.1.9

MM/MUX

ERR

Parallel Port

1.4.8

INT

11.1.7

PPM

FANOUT0

127

Fan Speed Control 1.4.2

O2/20

11.1.9

MUX

FANOUT1

128

Fan Speed Control 1.4.2

O2/20

11.1.9

MUX

GPIO17-10

98, 37-43 or

112-5, 117-9

GPIO Port 1

1.4.4

INTS

OD12, O6/12

11.1.8

11.1.10, 11.1.9

MUX

GPIO22-20

127-128, 99

GPIO Port 2

1.4.4

INTS

OD12, O6/12

11.1.8

11.1.10, 11.1.9

MUX

HDSEL

FDC

1.4.3

OD24, O4/24

11.1.10, 11.1.9

PPM

INDEX

FDC

1.4.3

INT

11.1.7

PPM

Table 1-2. Signal/Pin Directory (Continued)

Signal

Pin/s

Functional Group

DC Characteristics

Multiplexed

Name

Section

Buffer Type

Section

PC87351 Datasheet(PDF) 13 Page - National Semiconductor (TI)

PC87351 Datasheet(HTML) 13 Page - National Semiconductor (TI)

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