D12674RVFQ33D Renesas Electronics America, D12674RVFQ33D Datasheet - Page 711
D12674RVFQ33D
Manufacturer Part Number
D12674RVFQ33D
Description
MCU 3V 0K I-TEMP 144-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Datasheet
1.D12674RVFQ33V.pdf
(981 pages)
Specifications of D12674RVFQ33D
Core Processor
H8S/2600
Core Size
16-Bit
Speed
33MHz
Connectivity
IrDA, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
103
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 12x10b; D/A 4x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Other names
HD6412674RVFQ33D
HD6412674RVFQ33D
HD6412674RVFQ33D
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
D12674RVFQ33DV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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14.6.5
This LSI is not reset internally if TCNT overflows while the RSTE bit is cleared to 0 during
watchdog timer mode operation, but TCNT and TCSR of the WDT are reset.
TCNT, TCSR, and RSTCR cannot be written to while the WDTOVF signal is low. Also note that
a read of the WOVF flag is not recognized during this period. To clear the WOVF flag, therefore,
read TCSR after the WDTOVF signal goes high, then write 0 to the WOVF flag.
14.6.6
If the WDTOVF output signal is input to the RES pin, the chip will not be initialized correctly.
Make sure that the WDTOVF signal is not input logically to the RES pin.
To reset the entire system by means of the WDTOVF signal, use the circuit shown in figure 14.6.
Reset signal to entire system
Internal Reset in Watchdog Timer Mode
System Reset by WDTOVF
Figure 14.6 Circuit for System Reset by WDTOVF
Reset input
WDTOVF Signal
WDTOVF
WDTOVF
WDTOVF Signal (Example)
WDTOVF
WDTOVF
Rev. 3.00 Mar 17, 2006 page 659 of 926
Section 14 Watchdog Timer
WDTOVF
RES
This LSI
REJ09B0283-0300
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