HD6432621 Hitachi, HD6432621 Datasheet - Page 942
HD6432621
Manufacturer Part Number
HD6432621
Description
(HD64F262x Series) 16-Bit Microcomputer
Manufacturer
Hitachi
Datasheet
1.HD6432621.pdf
(1069 pages)
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P1DDR—Port 1 Data Direction Register
PADDR—Port A Data Direction Register
PBDDR—Port B Data Direction Register
PCDDR—Port C Data Direction Register
898
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note: * Reserved bits in the H8S/2626 Series.
Bit
Initial value
Read/Write
:
:
:
:
:
:
:
:
:
:
:
:
PC7DDR
PB7DDR
P17DDR
Undefined
W
W
—
—
W
7
0
7
0
7
7
0
PC6DDR
PB6DDR
P16DDR
Undefined
Bit-by-bit specification of input or output for port 1 pins
—
—
W
W
W
6
0
6
0
6
6
0
Specification of input or output for port C pins
Specification of input or output for port B pins
PA5DDR
PC5DDR
PB5DDR
P15DDR
W
W
W
W
5
0
5
0
5
0
5
0
Specification of input or output for port A pins
*
PA4DDR
PC4DDR
PB4DDR
P14DDR
W
W
W
W
4
0
4
0
4
0
4
0
H'FE30
H'FE39
H'FE3A
H'FE3B
*
PC3DDR
PA3DDR
PB3DDR
P13DDR
W
W
W
W
3
0
3
0
3
0
3
0
PC2DDR
PA2DDR
PB2DDR
P12DDR
W
W
W
W
2
0
2
0
2
0
2
0
PC1DDR
PA1DDR
PB1DDR
P11DDR
W
W
W
W
1
0
1
0
1
0
1
0
PC0DDR
PA0DDR
PB0DDR
P10DDR
W
Port A
Port C
W
W
W
Port B
0
0
0
0
0
0
0
0
PPG
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