HD64F3672FPV Renesas Electronics America, HD64F3672FPV Datasheet - Page 185
HD64F3672FPV
Manufacturer Part Number
HD64F3672FPV
Description
IC H8/3672 MCU FLASH 64LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheets
1.DF36912GFHV.pdf
(277 pages)
2.DF36012GFYV.pdf
(1021 pages)
3.HD64F3672FXV.pdf
(334 pages)
Specifications of HD64F3672FPV
Core Processor
H8/300H
Core Size
16-Bit
Speed
16MHz
Connectivity
SCI
Peripherals
PWM, WDT
Number Of I /o
26
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
64-LQFP
For Use With
R0K436079S000BE - KIT DEV FOR H8/36079 W/COMPILER
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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The watchdog timer 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.
The block diagram of the watchdog timer is shown in figure 12.1.
12.1
12.2
The watchdog timer has the following registers.
WDT0110A_000020020300
Selectable from nine counter input clocks.
Eight clock sources ( /64, /128, /256, /512, /1024, /2048, /4096, and /8192) or the
internal oscillator can be selected as the timer-counter clock. When the internal oscillator is
selected, it can operate as the watchdog timer in any operating mode.
Reset signal generated on counter overflow
An overflow period of 1 to 256 times the selected clock can be set.
Timer control/status register WD (TCSRWD)
Timer counter WD (TCWD)
Timer mode register WD (TMWD)
Features
Register Descriptions
[Legend]
TCSRWD: Timer control/status register WD
TCWD:
PSS:
TMWD:
oscillator
Internal
Timer counter WD
Prescaler S
Timer mode register WD
Figure 12.1 Block Diagram of Watchdog Timer
Section 12 Watchdog Timer
CLK
PSS
TCSRWD
TCWD
TMWD
Rev.4.00 Nov. 02, 2005 Page 159 of 304
Section 12 Watchdog Timer
Internal reset
signal
REJ09B0143-0400
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