HD6412340 HITACHI [Hitachi Semiconductor], HD6412340 Datasheet - Page 411

• Manufacturer Part Number: HD6412340
• Description: H8S/2345 F-ZTAT Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

11.1.2
Figure 11.1 shows a block diagram of the WDT.
396
Internal reset signal
Legend
TCSR
TCNT
RSTCSR
Notes: 1. The type of internal reset signal depends on a register setting. Either power-on reset or manual
(interrupt request
WDTOVF
Block Diagram
2. The WDTOVF pin function is not supported by the F-ZTAT version.
: Timer control/status register
: Timer counter
: Reset control/status register
reset can be selected.
signal)
WOVI
*2
*1
RSTCSR
Interrupt
control
control
Reset
Figure 11.1 Block Diagram of WDT
Overflow
Module bus
TCNT
Clock
WDT
select
Clock
TSCR
Internal clock
sources
interface
Bus
ø/2
ø/64
ø/128
ø/512
ø/2048
ø/8192
ø/32768
ø/131072