HD6413007F20 Renesas Electronics America, HD6413007F20 Datasheet - Page 444

• Manufacturer Part Number: HD6413007F20
• Description: IC H8 MCU ROMLESS 5V 100QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD6413007F20

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 35
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

12. Watchdog Timer
12.1.2
Figure 12.1 shows a block diagram of the WDT.
12.1.3
Table 12.1 describes the WDT output pin.
Table 12.1 WDT Pin
Note:
Rev.5.00 Sep. 12, 2007 Page 414 of 764
REJ09B0396-0500
Name
Reset output
Interrupt signal
Reset
(internal, external)
Legend:
TCNT:
TCSR:
RSTCSR:
* Open-drain output.
Block Diagram
Pin Configuration
Timer counter
Timer control/status register
Reset control/status register
Abbreviation
RESO
(interval timer)
Reset control
Figure 12.1 WDT Block Diagram
RSTCSR
Interrupt
control
I/O
Output*
Overflow
Function
External output of the watchdog timer reset signal
Clock
selector
TCNT
TCSR
Clock
Internal clock sources
φ/2
φ/32
φ/64
φ/128
φ/256
φ/512
φ/2048
φ/4096
control
Read/
write
Internal
data bus