HD6417034AFI20V Renesas Electronics America, HD6417034AFI20V Datasheet - Page 375

• Manufacturer Part Number: HD6417034AFI20V
• Description: MCU 5V 0K I-TEMP PB-FREE 112-QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7030r

Specifications of HD6417034AFI20V

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 12 Watchdog Timer (WDT)
TCNT
value
Overflow
H'FF
H'00
Time
WT/IT = 1
H'00 written
WOVF = 1
WT/IT = 1
H'00 written
TME = 1
in TCNT
TME = 1
in TCNT
WDTOVF and
internal reset generated
WDTOVF
signal
128
clocks
Internal
reset signal*
512
clocks
WT/IT: Timer mode select bit
TME: Timer enable bit
Note: * The internal reset signal is only generated when the RSTE bit is 1.
Figure 12.4 Operation in Watchdog Timer Mode
Rev. 7.00 Jan 31, 2006 page 347 of 658
REJ09B0272-0700