71
3.2.3
Pin Function Control Register (PFCR)
7
CSS07
0
R/W
6
CSS36
0
R/W
5
BUZZE
0
R/W
4
LCASS
0
R/W
3
AE3
1/0
R/W
0
AE0
1/0
R/W
2
AE2
1/0
R/W
1
AE1
0
R/W
Bit
Initial value
R/W
:
:
:
PFCR is an 8-bit readable-writable register that carries out CS selection control for PG4 and PG1
pins, LCAS selection control for PF2 and PF6 pins, and address output control during extension
modes with ROM.
PFCR is initialized by H'0D/H'00 by a power-on reset or a hardware standby mode. The
immediately previous state is maintained in manual reset or software standby mode.
Bit 7—
CS0
/
CS7
Select (CSS07): Selects the CS output content for PG4 pin. In modes 4 to 6, the
selected CS is output by setting the corresponding DDR to 1.
Bit 7
CSS07
Description
0
Select
CS0
. (Initial
value)
1
Select
CS7
.
Bit 6—
CS3
/
CS6
Select (CSS36): Selects the CS output content for PG1 pin. In modes 4 to 6, the
selected CS is output by setting the corresponding DDR to 1.
Bit 6
CSS36
Description
0
Select
CS3
. (Initial
value)
1
Select
CS6
Содержание H8S/2631
Страница 28: ...xviii Appendix G Package Dimensions 1154 ...
Страница 341: ...316 Transfer SAR or DAR DAR or SAR Block area First block Nth block Figure 9 8 Memory Mapping in Block Transfer Mode ...
Страница 918: ...905 ø DREQ0 DREQ1 tDRQS tDRQH Figure 25 19 DMAC DREQ Input Timing ...
Страница 955: ...943 A 2 Instruction Codes Table A 2 shows the instruction codes ...