HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 474
![IC H8 MCU FLASH 128K 100-QFP](/photos/12/43/124318/hd64f3048vtf8_sml.jpg)
HD64F3048VTF8
Manufacturer Part Number
HD64F3048VTF8
Description
IC H8 MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3048F16.pdf
(907 pages)
Specifications of HD64F3048VTF8
Core Processor
H8/300H
Core Size
16-Bit
Speed
8MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 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
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F3048VX8
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Section 12 Watchdog Timer
12.4
During interval timer operation, an overflow generates an interval timer interrupt (WOVI). The
interval timer interrupt is requested whenever the OVF bit is set to 1 in TCSR.
12.5
Contention between TCNT Write and Increment: If a timer counter clock pulse is generated
during the T
incremented. See figure 12.8.
Changing CKS2 to CKS0 Values: Halt TCNT by clearing the TME bit to 0 in TCSR before
changing the values of bits CKS2 to CKS0.
Rev. 7.00 Sep 21, 2005 page 448 of 878
REJ09B0259-0700
Interrupts
Usage Notes
3
state of a write cycle to TCNT, the write takes priority and the timer count is not
TCNT
Internal write
signal
TCNT input
clock
TCNT
Figure 12.8 Contention between TCNT Write and Increment
Write cycle: CPU writes to TCNT
T
1
N
T
2
T
3
M
Counter write data
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