HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 583

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

10.10.4 Port B Pull-Up MOS Control Register (PBPCR)
PBPCR controls the on/off state of input pull-up MOS of port B. PBPCR is valid in modes 4 and
7.
Bit
0
10.10.5 Pin Functions
Port B pins also function as the pins for address outputs. The correspondence between the register
specification and the pin functions is shown below.
• PB7/A15, PB6/A14, PB5/A13, PB4/A12, PB3/A11, PB2/A10, PB1/A9, PB0/A8
Legend: n = 7 to 0
7
6
5
4
3
2
1
Operating
mode
EXPE
PBnDDR
Pin function
The pin function is switched as shown below according to the operating mode, bit EXPE, and
bit PBDDR.
Bit Name
PB7PCR
PB6PCR
PB5PCR
PB4PCR
PB3PCR
PB2PCR
PB1PCR
PB0PCR
Address
output
1, 2
⎯
⎯
Initial Value
0
0
0
0
0
0
0
0
input
PBn
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
⎯
4
Address
output
1
Description
When PBDDR = 0 (input port), setting the
corresponding bit to 1 turns on the input pull-up
MOS for that pin.
input
PBn
Rev.7.00 Mar. 18, 2009 page 515 of 1136
0
0
output
PBn
1
7
Section 10 I/O Ports
input
PBn
REJ09B0109-0700
0
1
Address
output
1