HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 591

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

10.12.4 Port D Pull-up Control Register (PDPCR)
PDPCR controls on/off states of the input pull-up MOS of port D. PDPCR is valid in mode 7.
Bit
0
10.12.5 Pin Functions
Port D pins also function as the pins for data I/Os. The correspondence between the register
specification and the pin functions is shown below.
• PD7/D15, PD6/D14, PD5/D13, PD4/D12, PD3/D11, PD2/D10, PD1/D9, PD0/D8
Legend: n = 7 to 0
7
6
5
4
3
2
1
Operating
mode
EXPE
PDnDDR
Pin function
The pin function is switched as shown below according to the operating mode, bit EXPE, and
bit PDDDR.
Bit Name
PD7PCR
PD6PCR
PD5PCR
PD4PCR
PD3PCR
PD2PCR
PD1PCR
PD0PCR
Data I/O
Initial Value
1, 2, 4
⎯
⎯
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
PDn input
0
Description
When PDDDR = 0 (input port), the input pull-up
MOS of the input pin is on when the corresponding
bit is set to 1.
Rev.7.00 Mar. 18, 2009 page 523 of 1136
0
PDn output
7
1
Section 10 I/O Ports
REJ09B0109-0700
Data I/O
⎯
1