R0K572011S000BE Renesas Electronics America, R0K572011S000BE Datasheet - Page 654

• Manufacturer Part Number: R0K572011S000BE
• Description: KIT STARTER FOR SH7201
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: MCUr

Specifications of R0K572011S000BE

• Contents: CPU Board, LCD Display Module, E8 Emulator, Cable, QuickStart Guide and CD-ROM
• For Use With/related Products: SH7201
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Section 14 Watchdog Timer (WDT)
Figure 14.1 shows a block diagram of the WDT.
14.2
Table 14.1 shows the pin configuration of the WDT.
Table 14.1 Pin Configuration
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Pin Name
Watchdog timer overflow
Internal reset
cancellation
[Legend]
WTCSR:
WTCNT:
WRCSR:
Note: * The internal reset signal can be generated by making a register setting.
WDTOVF
Interrupt
Standby
request
request*
Input/Output Pin
Watchdog timer control/status register
Watchdog timer counter
Watchdog reset control/status register
Interrupt
Standby
control
control
control
Reset
Figure 14.1 Block Diagram of WDT
Symbol
WDTOVF
WRCSR
I/O
Output
WDT
WTCSR
Bus interface
Clock selection
Function
Outputs the counter overflow signal in
watchdog timer mode
Overflow
Clock selector
WTCNT
Divider
R01UH0026EJ0300 Rev. 3.00
Clock
Standby
mode
Peripheral
clock
SH7201 Group
Sep 24, 2010