HD64F2636UF20 Renesas Electronics America, HD64F2636UF20 Datasheet - Page 492

• Manufacturer Part Number: HD64F2636UF20
• Description: IC H8S MCU FLASH 128K 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2600r

Specifications of HD64F2636UF20

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: CAN, SCI, SmartCard
• Peripherals: Motor Control PWM, POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 12 Watchdog Timer
12.3.4
In the WDT0, the WOVF flag is set to 1 if TCNT overflows during watchdog timer operation. If
TCNT overflows while the RSTE bit in RSTCSR is set to 1, an internal reset signal is generated
for the entire chip. Figure 12-7 shows the timing in this case.
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TCNT
Overflow signal
(internal signal)
WOVF
Internal reset
signal
Overflow signal
(internal signal)
OVF
TCNT
Timing of Setting of Watchdog Timer Overflow Flag (WOVF)
Figure 12-7 Timing of Setting of WOVF
Figure 12-6 Timing of Setting of OVF
H'FF
H'FF
515/516 states (WDT1)
H'00
518 states (WDT0)
H8S/2639, H8S/2638, H8S/2636,
H'00
REJ09B0103-0800 Rev. 8.00
H8S/2630, H8S/2635 Group
May 28, 2010