h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 376
h8s-2649
Manufacturer Part Number
h8s-2649
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2649.pdf
(766 pages)
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Section 12 Watchdog Timer (WDT)
Rev. 2.00 Dec. 05, 2005 Page 338 of 724
REJ09B0200-0200
interrupt request signal
Internal reset signal*
Internal reset signal*
(interrupt request
[Legend]
TCSR_1:
TCNT_1:
Note: * An internal reset signal can be generated by setting the register.
(interrupt request
[Legend]
TCSR_0:
TCNT_0:
RSTCSR:
Note: * An internal reset signal can be generated by setting the register.
Internal NMI
signal)
WOVI
Timer control/status register_1
Timer counter_1
signal)
WOVI
Timer control/status register_0
Timer counter_0
Reset control/status register
Figure 12.1 Block Diagram of WDT_0
Figure 12.2 Block Diagram of WDT_1
Interrupt
control
control
Reset
RSTCSR
Interrupt
control
control
Reset
Overflow
Module bus
Overflow
TCNT_1
Module bus
TCNT_0
Clock
WDT_1
Clock
WDT_0
TCSR_1
select
Clock
TCSR_0
select
Clock
Internal clock
interface
Internal clock
sources
Bus
φ/2
φ/64
φ/128
φ/512
φ/2048
φ/8192
φ/32768
φ/131072
interface
Bus
φ/2
φ/64
φ/128
φ/512
φ/2048
φ/8192
φ/32768
φ/131072
φSUB/2
φSUB/4
φSUB/8
φSUB/16
φSUB/32
φSUB/64
φSUB/128
φSUB/256
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