Samsung SAM88RCRI S3C9442 Manual page 9

S3C9442/C9444/F9444/C9452/C9454/F9454 PRODUCT OVERVIEW
V
DD
Open-drain
Enable
Pull-up
enable
V
DD
P1.x
I/O
Output Disable
(Input Mode)
Pull-down
enable
Digital
Input
X
IN
X
OUT
Figure 1-11. Pin Circuit Type E-2
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