DF2117VT20V Renesas Electronics America, DF2117VT20V Datasheet - Page 433
DF2117VT20V
Manufacturer Part Number
DF2117VT20V
Description
MCU 16BIT FLASH 3V 160K 144-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2117VT20HV.pdf
(1040 pages)
Specifications of DF2117VT20V
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
FIFO, I²C, LPC, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
112
Program Memory Size
160KB (160K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-TQFP, 144-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Company:
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DF2117VT20V
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This LSI incorporates two watchdog timer channels (WDT_0 and WDT_1). The watchdog timer
can generate an internal reset signal or an internal NMI interrupt signal if a system crash prevents
the CPU from writing to the timer counter, thus allowing it to overflow.
When this watchdog function is not needed, the WDT can be used as an interval timer. In interval
timer operation, an interval timer interrupt is generated each time the counter overflows. A block
diagram of the WDT_0 and WDT_1 are shown in figure 14.1.
14.1
• Selectable from eight (WDT_0) or 16 (WDT_1) counter input clocks.
• Switchable between watchdog timer mode and interval timer mode
Watchdog Timer Mode:
•
Interval Timer Mode:
•
can be selected.
If the counter overflows, whether an internal reset or an internal NMI interrupt is generated
If the counter overflows, an interval timer interrupt (WOVI) is generated.
Features
Section 14 Watchdog Timer (WDT)
Rev. 2.00 Sep. 28, 2009 Page 391 of 994
REJ09B0452-0200
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