S3C9228/P9228 PRODUCT OVERVIEW
1-9
VDD
Pull-up
Enable
VDD
I/O
Pull-up
Resistor
Output
Disable
Data
External
Interrupt
Input
Open-Drain
Figure 1-7. Pin Circuit Type E-4
VDD
I/O
Pull-up
Resistor
Circuit
Type E
To ADC
Data
ADEN
ADSELECT
Open-Drain EN
Data
Output Disable
Pull-up Enable
Figure 1-8. Pin Circuit Type F-16A