Port A - Fujitsu F2MC-8FX Hardware Manual

9.8

Port A

Port A is a general-purpose I/O port.
This section focuses on functions as a general-purpose I/O port.
See the chapters on each peripheral function for details about peripheral functions.
Port A Configuration
Port A is made up of the following elements.
• General-purpose I/O pins
• Port A data register (PDRA)
• Port A direction register (DDRA)
• Input level selection register(ILSR2)
Port A Pins
Port A has four I/O pins.
Table 9.8-1 lists the port A pins.
Table 9.8-1 Port A Pins
Pin name
PA0/COM0 PA0 general-purpose I/O COM0 LCD COM0 output
PA1/COM1 PA1 general-purpose I/O COM1 LCD COM1 output
PA2/COM2 PA2 general-purpose I/O COM2 LCD COM2 output
PA3/COM3 PA3 general-purpose I/O COM3 LCD COM3 output
OD: Open drain, PU: Pull-up
Function Shared peripheral functions
CHAPTER 9 I/O PORT
I/O type
Input Output OD PU
CMOS/
Hysteresis/Automotive
CMOS/
Hysteresis/Automotive
CMOS/
Hysteresis/Automotive
CMOS/
Hysteresis/Automotive
- -
LCD
- -
LCD
- -
LCD
- -
LCD
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