HD6417708SF60V Renesas Electronics America, HD6417708SF60V Datasheet - Page 202
HD6417708SF60V
Manufacturer Part Number
HD6417708SF60V
Description
IC SUPERH MPU ROMLESS 208LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.HD6417708SF60V.pdf
(635 pages)
Specifications of HD6417708SF60V
Core Processor
SH-2
Core Size
32-Bit
Speed
60MHz
Connectivity
EBI/EMI, SCI, SmartCard
Peripherals
POR, WDT
Number Of I /o
8
Program Memory Type
ROMless
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
208-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Ram Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417708SF60V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
HD6417708SF60V
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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9.10.3
1. Set the WT/IT bit in the WTCSR register to 1, set the reset type in the RSTS bit, set the type of
2. Set the TME bit in WTCSR to 1 to start the count in watchdog timer mode.
3. While operating in watchdog timer mode, rewrite the counter periodically to H'00 to prevent
4. When the counter overflows, the WDT sets the WOVF flag in WTCSR to 1 and generates the
9.10.4
When operating in interval timer mode, interval timer interrupts are generated at every overflow of
the counter. This enables interrupts to be generated at set periods.
1. Clear the WT/IT bit in the WTCSR register to 0, set the type of count clock in the CKS2–
2. Set the TME bit in WTCSR to 1 to start the count in interval timer mode.
3. When the counter overflows, the WDT sets the IOVF flag in WTCSR to 1 and an interval
182
count clock in the CKS2–CKS0 bits, and set the initial value of the counter in the WTCNT
counter.
the counter from overflowing.
type of reset specified by the RSTS bit. The counter then resumes counting.
CKS0 bits, and set the initial value of the counter in the WTCNT counter.
timer interrupt request is sent to INTC. The counter then resumes counting.
Using Watchdog Timer Mode
Using Interval Timer Mode
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