HD6432345 Datasheet, PDF (222/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual

Table 8.1 Port Functions (cont)
Port Description Pins
Port 4 • 8-bit input P4₇/AN7/
port
DA1
P4₆/AN6/
DA0
P4₅/AN5
P4₄/AN4
P4₃/AN3
P4₂/AN2
P4₁/AN1
P4₀/AN0
Port A • 4-bit I/O
port
PA₃/A₁₉ to
PA₀/A₁₆
• Built-in
MOS input
pull-up
• Open-drain
output
capability
Port B • 8-bit I/O
port
PB₇/A₁₅ to
PB₀/A₈
• Built-in
MOS input
pull-up
Port C • 8-bit I/O
port
PC₇/A₇ to
PC₀/A₀
• Built-in
MOS input
pull-up
Port D • 8-bit I/O
port
PD₇/D₁₅ to
PD₀/D₈
• Built-in
MOS input
pull-up
Mode
1*¹
Mode
2*^1, *²
Mode
3*^1, *²
Mode
4
Mode
5
Mode
6*²
Mode
7*²
8-bit input port also functioning as A/D converter analog inputs (AN7 to
AN0) and D/A converter analog outputs (DA1 and DA0)
I/O ports
Address
output
When I/O port
DDR = 0
(after
reset):
input port
When
DDR = 1:
address
output
Address
output
When I/O port
DDR = 0
(after
reset):
input port
When
DDR = 1:
address
output
Data bus input/
output
I/O port
Address output
When
DDR = 0
(after
reset):
input
ports
I/O ports
When
DDR = 1:
address
output
Address output
When I/O port
DDR = 0
(after
reset):
input port
When
DDR = 1:
address
output
Address output
When I/O port
DDR = 0
(after
reset):
input port
When
DDR = 1:
address
output
Data bus input/output
I/O port
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