HD64F3644WV Renesas Electronics America, HD64F3644WV Datasheet - Page 494
HD64F3644WV
Manufacturer Part Number
HD64F3644WV
Description
IC H8/3644 MCU FLASH 80TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Lr
Datasheet
1.HD64F3644HV.pdf
(551 pages)
Specifications of HD64F3644WV
Core Processor
H8/300L
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI
Peripherals
PWM, WDT
Number Of I /o
53
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
80-TQFP, 80-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F3644WV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Appendix B Internal I/O Registers
TCSRW—Timer control/status register W
Rev. 6.00 Sep 12, 2006 page 472 of 526
REJ09B0326-0600
Bit
Initial value
Read/Write
Bit 6 write inhibit
Note: * Write is permitted only under certain conditions.
0 Bit 6 is write-enabled
1
Timer counter W write enable
0 Data cannot be written to TCW
1
Bit 6 is write-protected
Bit 4 write inhibit
Data can be written to TCW
0 Bit 4 is write-enabled
1
Timer control/status register W write enable
0 Data cannot be written to TCSRW bits 2 and 0
1
Bit 4 is write-protected
Bit 2 write inhibit
Data can be written to TCSRW bits 2 and 0
0 Bit 2 is write-enabled
1
B6WI
Watchdog timer on
Bit 2 is write-protected
0 Watchdog timer operation is disabled
1
R
7
1
Bit 0 write inhibit
0 Bit 0 is write-enabled
1
Watchdog timer operation is enabled
Watchdog timer reset
0 [Clearing conditions]
1 [Setting condition]
Bit 0 is write-protected
TCWE
R/(W)
• Reset by RES pin
• When TCSRWE = 1, and 0 is written in both B0WI and WRST
When TCW overflows and a reset signal is generated
6
0
*
B4WI
R
5
1
TCSRWE
R/(W)
4
0
*
B2WI
R
3
1
H'FFBE
WDON
R/(W)
2
0
*
B0WI
R
1
1
Watchdog timer
WRST
R/(W)
0
0
*
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