h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 323
h8s-2635
Manufacturer Part Number
h8s-2635
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2635.pdf
(1547 pages)
- Current page: 323 of 1547
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Port B MOS Pull-Up Control Register (PBPCR)
PBPCR is an 8-bit readable/writable register that controls the MOS input pull-up function
incorporated into port B on an individual bit basis.
In modes 4 to 6, if a pin is in the input state in accordance with the settings in PFCR, in the TPU’s
TIOR, and in DDR, setting the corresponding PBPCR bit to 1 turns on the MOS input pull-up for
that pin.
In mode 7, if a pin is in the input state in accordance with the settings in the TPU’s TIOR and in
DDR, setting the corresponding PBPCR bit to 1 turns on the MOS input pull-up for that pin.
PBPCR is initialized to H'00 by a reset, and in hardware standby mode. It retains its prior state in
software standby mode.
Port B Open Drain Control Register (PBODR)
PBODR is an 8-bit readable/writable register that controls the PMOS on/off state for each port B
pin (PB7 to PB0).
When pins are not address outputs in accordance with the setting of bits AE3 to AE0 in PFCR,
setting a PBODR bit makes the corresponding port B pin an NMOS open-drain output, while
clearing the bit to 0 makes the pin a CMOS output.
PBODR is initialized to H'00 by a reset, and in hardware standby mode. It retains its prior state in
software standby mode.
Bit
Initial value :
R/W
Bit
Initial value :
R/W
:
:
:
:
PB7ODR PB6ODR PB5ODR PB4ODR PB3ODR PB2ODR PB1ODR PB0ODR
PB7PCR PB6PCR PB5PCR PB4PCR PB3PCR PB2PCR PB1PCR PB0PCR
R/W
R/W
7
0
7
0
R/W
R/W
6
0
6
0
R/W
R/W
5
0
5
0
R/W
R/W
4
0
4
0
Rev. 6.00 Feb 22, 2005 page 263 of 1484
R/W
R/W
3
0
3
0
R/W
R/W
2
0
2
0
Section 9 I/O Ports
REJ09B0103-0600
R/W
R/W
1
0
1
0
R/W
R/W
0
0
0
0
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