DF2218BR24V Renesas Electronics America, DF2218BR24V Datasheet - Page 395
![IC H8S/2218 MCU FLASH 112-LFBGA](/photos/12/42/124228/df2218br24v_sml.jpg)
DF2218BR24V
Manufacturer Part Number
DF2218BR24V
Description
IC H8S/2218 MCU FLASH 112-LFBGA
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Specifications of DF2218BR24V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
24MHz
Connectivity
SCI, SmartCard, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
69
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
12K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 6x10b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
112-LFBGA
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK2218-SS - KIT DEV H8S/2218 WINDOWS SIDESHW3DK2218 - DEV EVAL KIT H8S/2218
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2218BR24V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 395 of 758
- Download datasheet (5Mb)
Section 10 Watchdog Timer (WDT)
Section 10 Watchdog Timer (WDT)
The watchdog timer (WDT) is an 8-bit timer that can generate an internal reset signal for this LSI
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.
The block diagram of the WDT is shown in figure 10.1.
10.1
Features
• Selectable from eight counter input clocks
• Switchable between watchdog timer mode and interval timer mode
In watchdog timer mode:
• If the counter overflows, it is possible to select whether this LSI is internally reset or not.
In interval timer mode:
• If the counter overflows, the WDT generates an interval timer interrupt (WOVI).
Rev.7.00 Dec. 24, 2008 Page 339 of 698
WDT0104A_000020011200
REJ09B0074-0700
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