HD64F2149 Datasheet, PDF (951/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

P8DDR—Port 8 Data Direction Register
H'FFBD (W)
Port 8
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
— P86DDR P85DDR P84DDR P83DDR P82DDR P81DDR P80DDR
1
0
0
0
0
0
0
0
—
W
W
W
W
W
W
W
Specification of input or output for port 8 pins
PBPIN—Port B Input Data Register
H'FFBD (R)
Port B
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
PB7PIN PB6PIN PB5PIN PB4PIN PB3PIN PB2PIN PB1PIN PB0PIN
—*
—*
—*
—*
—*
—*
—*
—*
R
R
R
R
R
R
R
R
Port B pin states
Note: * Determined by state of pins PB7 to PB0.
PBDDR—Port B Data Direction Register
H'FFBE (W)
Port B
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
PB7DDR PB6DDR PB5DDR PB4DDR PB3DDR PB2DDR PB1DDR PB0DDR
0
0
0
0
0
0
0
0
W
W
W
W
W
W
W
W
Specification of input or output for port B pins
P7PIN—Port 7 Input Data Register
H'FFBE (R)
Port 7
Bit
Initial value
Read/Write
7
P77PIN
—*
R
6
5
4
3
2
P76PIN P75PIN P74PIN P73PIN P72PIN
—*
—*
—*
—*
—*
R
R
R
R
R
1
0
P71PIN P70PIN
—*
—*
R
R
Port 7 pin states
Note: * Determined by state of pins P77 to P70.
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