8.2
Registers for I/O Port
This section shows the configuration and explains the functions of the registers used
for the I/O port.
I Registers for I/O port
The registers for the I/O port are listed below:
•
Port registers (PDR0 to PDRA)
•
Port direction registers (DDR0 to DDRA)
•
Input resistor registers (RDR0, RDR1)
•
Output pin registers (ODR7, ODR4)
•
Analog input enable registers (ADER)
•
Up/down timer input enable registers (UDER)
CHAPTER 8 I/O PORT
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