1023
SYSCR—System Control Register
H'FDE5
System
7
MACS
0
R/W
6
—
0
—
5
INTM1
0
R/W
4
INTM0
0
R/W
3
NMIEG
0
R/W
0
RAME
1
R/W
2
MRESE
0
R/W
1
—
0
—
0
MAC saturation
Manual reset disabled.
Pins P74/TMO2/MRES can be used as P74/TMO2 I/O pins.
Manual reset enabled.
Pins P74/TMO2/MRES can be used as MRES input pins.
1
Non-saturating calculation for MAC instruction
Saturating calculation for MAC instruction
0
1
Interrupt control mode 1, 0
Interrupt request issued on falling edge of NMI input.
Interrupt request issued on rising edge of NMI input.
0
1
Internal RAM disabled.
Internal RAM enabled.
0
1
NMI edge select
RAM Enable
Manual reset select bit
0
0
0
Interrupt controlled by bit 1
INTM0
INTM1
Interrupt
control mode
1
—
Do not set.
0
1
2
Interrupt controlled by bits 12 to 10 and IPR.
1
—
Do not set.
Bit
Initial value
R/W
:
:
:
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 ...