Samsung 8-Bit Bedienungsanleitung PDF herunterladen (Seite 303)

S3C9228/P9228 CONTROL REGISTERS

4-31

P5CONL – Port 5 Control Register Low Byte FCH

Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0

RESETRESET Value

0 0 0 0 0 0 0 0

Read/Write

R/W R/W R/W R/W R/W R/W R/W R/W

.7-.6 P5.3/SEG15 Configuration Bits

0 0 Input mode

0 1 Push-pull output

1 0 N-channel open-drain output

1 1 Input, pull-up mode

.5-.4 P5.2/SEG14 Configuration Bits

0 0 Input mode

0 1 Push-pull output

1 0 N-channel open-drain output

1 1 Input, pull-up mode

.3-.2 P5.1/SEG13 Configuration Bits

0 0 Input mode

0 1 Push-pull output

1 0 N-channel open-drain output

1 1 Input, pull-up mode

.1-.0 P5.0/SEG12 Configuration Bits

0 0 Input mode

0 1 Push-pull output

1 0 N-channel open-drain output

1 1 Input, pull-up mode

1 2 ... 298 299 300 301 302 303 304 305 306 307 308 ... 461 462

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