564
15.1.2
Block Diagram
Figure 15-1 (a) and 15-1 (b) show a block diagram of the WDT.
Overflow
Interrupt
control
WOVI 0
(interrupt request
signal)
WDTOVF
Internal reset signal
*
Reset
control
RSTCSR
TCNT
TSCR
ø/2
ø/64
ø/128
ø/512
ø/2048
ø/8192
ø/32768
ø/131072
Clock
Clock
select
Internal clock
sources
Bus
interface
Module bus
Legend
TCSR
TCNT
RSTCSR
Note:
*
: Timer control/status register
: Timer counter
: Reset control/status register
Internal bus
WDT
The type of internal reset signal depends on a register setting.
There are two alternative types of reset, namely power-on reset and manual reset.
Figure 15-1 (a) Block Diagram of WDT0
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 ...