h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 266

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 8 I/O Ports
8.12.2
PBODR stores output data for port B.
8.12.3
PBPIN indicates the port B state.
Note:
Rev. 3.00 Mar 21, 2006 page 212 of 788
REJ09B0300-0300
Bit
7
6
5
4
3
2
1
0
Bit
7
6
5
4
3
2
1
0
* The initial value is determined according to the PB7 to PB0 pin states.
Bit Name
PB7ODR
PB6ODR
PB5ODR
PB4ODR
PB3ODR
PB2ODR
PB1ODR
PB0ODR
Bit Name
PB7PIN
PB6PIN
PB5PIN
PB4PIN
PB3PIN
PB2PIN
PB1PIN
PB0PIN
Port B Output Data Register (PBODR)
Port B Input Data Register (PBPIN)
Initial Value
Initial Value
0
0
0
0
0
0
0
0
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
Description
PBODR can always be read or written to,
regardless of the contents of PBDDR.
Description
Reading PBPIN always returns the pin states.
PBPIN has the same address as P8DDR. If a
write is performed, data will be written to P8DDR
and the port 8 settings will change.