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HD404019R Datasheet, PDF (20/65 Pages) Renesas Technology Corp – CMOS 4-bit single-chip microcomputers
HD404019R Series
Table 6
PMR3
0
1
Port Mode Register
R33/INT1 Pin
Used as R33 port input/output pin
Used as INT1 input pin
PMR2
0
1
R32/INT0 Pin
Used as R32 port input/output pin
Used as INT0 input pin
PMR1
0
1
R41/SI Pin
Used as R41 port input/output pin
Used as SI input pin
PMR0
0
1
R42/SO Pin
Used as R42 port input/output pin
Used as SO output pin
18