HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 421

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Port Function Control Register 2 (PFCR2)
PFCR2 is an 8-bit readable/writable register that performs I/O port control. PFCR2 is initialized to
H'30 by a reset, and in hardware standby mode.
Bit 7—WAIT Pin Select (WAITPS): Selects the WAIT input pin. For details, see section 9.6,
Port 5.
Bit 6—BREQO Pin Select (BREQOPS): Selects the BREQO output pin. For details, see section
9.6, Port 5.
Bit 5—CS167 Enable (CS167E): Enables or disables CS
bits to 0 before changing the CS167E bit setting.
Bit 5
CS167E
0
1
Bit 4—CS25 Enable (CS25E): Enables or disables CS
DDR bits to 0 before changing the CS25E bit setting.
Bit 4
CS25E
0
1
Bit 3—As Output Disable (ASOD): Enables or disables AS output. For details, see section 9.13,
Port F.
Bits 2 to 0—Reserved: These bits are always read as 0.
Bit
Initial value :
R/W
:
:
Description
CS
CS
Description
CS
CS
WAITPS
1
1
2
2
, CS
, CS
, CS
, CS
R/W
7
0
6
6
3
3
, and CS
, and CS
, CS
, CS
BREQOPS
4
4
, and CS
, and CS
R/W
6
0
7
7
output disabled (can be used as I/O ports)
output enabled
CS167E
5
5
output disabled (can be used as I/O ports)
output enabled
R/W
5
1
CS25E
R/W
4
1
2
Rev.6.00 Sep. 27, 2007 Page 391 of 1268
, CS
1
, CS
ASOD
3
R/W
, CS
3
0
6
, and CS
4
, and CS
—
R
7
2
0
output. Clear the DDR
5
output. Clear the
Section 9 I/O Ports
REJ09B0220-0600
—
R
1
0
(Initial value)
(Initial value)
—
R
0
0