DF3026X25V Renesas Electronics America, DF3026X25V Datasheet - Page 380
![MCU 3V 256K PB-FREE 100-TQFP](/photos/28/61/286123/100-tqfp__100-vqfp_sml.jpg)
DF3026X25V
Manufacturer Part Number
DF3026X25V
Description
MCU 3V 256K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of DF3026X25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
PWM, WDT
Number Of I /o
70
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF3026X25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 380 of 843
- Download datasheet (5Mb)
Section 11 Watchdog Timer
11.2.2
TCSR is an 8-bit readable and writable register. Its functions include selecting the timer mode and
clock source.
Notes: The method for writing to TCSR is different from that for general registers to prevent
Bits 7 to 5 are initialized to 0 by a reset and in standby mode. Bits 2 to 0 are initialized to 0 by a
reset. In software standby mode bits 2 to 0 are not initialized, but retain their previous values.
Rev. 2.00 Sep 20, 2005 page 340 of 800
REJ09B0260-0200
Bit
Initial value
Read/Write
inadvertent overwriting. For details see section 11.2.4, Notes on Register Access.
*
Timer Control/Status Register (TCSR)
Only 0 can be written, to clear the flag.
R/(W) *
Overflow flag
Status flag indicating overflow
OVF
7
0
WT/IT
Timer mode select
Selects the mode
R/W
6
0
Timer enable
TME
Selects whether TCNT runs or halts
R/W
5
0
—
—
4
1
Reserved bits
—
—
3
1
CKS2
R/W
2
0
Clock select
These bits select the
TCNT clock source
CKS1
R/W
1
0
CKS0
R/W
0
0
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