361
6.8.2
Block Diagram
Overflow
Interrupt
control
WOVI
(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
selection
Internal clocks
Bus
interface
Module bus
Internal bus
WDT
Legend
TCSR:
Timer control/status register
TCNT:
Timer counter
RSTCSR: Reset control/status register
Note:
*
The
WDTOVF
output function is not available in some models.
Figure 6.8 Block Diagram of WDT
6.8.3
Pins
Table 6.7
WDT Pin
Name
Abbreviation
I/O
Function
Watchdog timer overflow
WDTOVF
*
Output
Outputs counter overflow signal in
watchdog timer mode
Note:
*
The
WDTOVF
output function is not available in some models.
Summary of Contents for H8S/2670
Page 5: ......
Page 9: ......
Page 199: ...182 ...
Page 361: ...344 ...
Page 393: ...376 ...
Page 647: ...630 ...