Hitachi H8S/2646 Hardware Manual page 1144

Hitachi 16-bit single-chip microcomputer h8s/2646 series
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MCU
Port Name
Operating
Pin Name
Mode
Port C
4, 5
6
7
Port D
4 to 6
7
Port E
4 to 6 8 bit
bus
16 bit
bus
7
PF7/ø
4 to 6
7
PF6/AS
4 to 6
7
1112
Hardware
Standby
Reset
Mode
Software Standby Mode
L
T
[OPE = 0]
T
[OPE = 1]
kept
T
T
[Segment output]
port
[DDR = 1, OPE = 0]
T
[DDR = 1, OPE = 1]
kept
[DDR = 0]
kept
T
T
[Segment output]
port
[Otherwise]
kept
T
T
T
T
T
kept
T
T
kept
T
T
T
T
T
kept
Clock
T
[DDR = 0]
output
T
[DDR = 1]
H
T
T
[DDR = 0]
T
[DDR = 1]
H
H
T
[OPE = 0]
T
[OPE = 1]
H
T
T
[Segment output]
port
[Otherwise]
kept
Program Execution State
Sleep Mode
A7 to A0
[Segment output]
SEG8 to SEG1
[DDR = 1]
A7 to A0
[DDR = 0]
Input port
[Segment output]
SEG8 to SEG1
[Otherwise]
I/O port
Data bus
I/O port
I/O port
Data bus
I/O port
[DDR = 0]
T
[DDR = 1]
Clock output
[DDR = 0]
T
[DDR = 1]
Clock output
AS
[Segment output]
SEG20
[Otherwise]
I/O port

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