HD643303x Hitachi, HD643303x Datasheet - Page 547

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HD643303x

Manufacturer Part Number
HD643303x
Description
Hitachi Microcomputer
Manufacturer
Hitachi
Datasheet
C.1 Port 1 Block Diagram
P1
n
WP1D:
WP1:
RP1:
n = 0 to 7
*:
Write to P1DDR
Write to port 1
Read port 1
Set priority
Appendix C I/O Port Block Diagrams
Hardware standby
Software standby
Figure C-1 Port 1 Block Diagram
Mode 1
Mode 2/3
Mode 2/3
532
Mode 1/2/3
RP1
Q
Q
P1
P1
WP1D
WP1
n
C
n
C
Reset
DDR
DDR
Reset
R
R
D
D
*

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