HD64F2218TF24 Renesas Electronics America, HD64F2218TF24 Datasheet - Page 396
HD64F2218TF24
Manufacturer Part Number
HD64F2218TF24
Description
IC H8S MCU FLASH 128K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Specifications of HD64F2218TF24
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
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
For Use With
3DK2218-SS - KIT DEV H8S/2218 WINDOWS SIDESHW
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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10.2
The WDT has the following three registers. For details, refer to section 21, List of Registers. To
prevent accidental overwriting, TCSR, TCNT, and RSTCSR have to be written to by a different
method to normal registers. For details, refer to section 10.5.1, Notes on Register Access.
• Timer counter (TCNT)
• Timer control/status register (TCSR)
• Reset control/status register (RSTCSR)
10.2.1
TCNT is an 8-bit readable/writable up-counter. TCNT is initialized to H'00 by a reset, when the
TME bit in TCSR is cleared to 0.
10.2.2
TCSR is an 8-bit readable/writable register. Its functions include selecting the clock source to be
input to TCNT, and selecting the timer mode.
Rev.7.00 Dec. 24, 2008 Page 340 of 698
REJ09B0074-0700
Register Descriptions
Timer Counter (TCNT)
Timer Control/Status Register (TCSR)
Internal reset signal*
(interrupt request
Legend:
TCSR:
TCNT:
RSTCSR:
Notes: When a sub-block is operating, φ will be φ
* The type of internal reset signal depends on a register setting.
signal)
WOVI
Timer control/status register
Timer counter
Reset control/status register
Figure 10.1 Block Diagram of WDT
RSTCSR
Interrupt
control
control
Reset
Overflow
Module bus
TCNT
Clock
SUB
WDT
.
Clock
select
TSCR
Internal clock
sources
interface
Bus
φ/2
φ/64
φ/128
φ/512
φ/2048
φ/8192
φ/32768
φ/131072
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