CAM35C44 查看數據表（PDF） - SMSC -> Microchip

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CAM35C44

Infrared Communications Controller Chip CameraFR

SMSC -> Microchip 

ISA Address Bus SA0 - SA1

TABLE 5 - SA[1:0] PIN MULTIPLEXING

MUX CONTROLS

PIN NAME

HS1

HS0

SELECTED FUNCTION

SA[1:0]

0

0

NOT DEFINED

0

1

SA[1:0]

1

0

GPIO[4:3]

1

1

GPIO[4:3]

ISA Address Bus SA2 - SA4

TABLE 6 - SA[4:2] PIN MULTIPLEXING

MUX CONTROLS

PIN NAME

HS1

HS0

SELECTED FUNCTION

SA[4:2]

0

0

NOT DEFINED

0

1

SA[4:2]

1

0

BS[2:0]

1

1

BS[2:0]

ISA nIOR

PIN NAME

nIOR

TABLE 7 - nIOR PIN MULTIPLEXING

MUX CONTROLS

HS1

HS0

SELECTED FUNCTION

0

0

NOT DEFINED

0

1

nIOR

1

0

R/nW

1

1

nIOR

ISA nIOW

PIN NAME

nIOW

TABLE 8 - nIOW PIN MULTIPLEXING

MUX CONTROLS

HS1

HS0

SELECTED FUNCTION

0

0

NOT DEFINED

0

1

nIOW

1

0

DSTRB

1

1

nIOW

15

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