DF3048BVX25V Renesas Electronics America, DF3048BVX25V Datasheet - Page 372
DF3048BVX25V
Manufacturer Part Number
DF3048BVX25V
Description
MCU 3/5V 128K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of DF3048BVX25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
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)
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
-
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Part Number
Manufacturer
Quantity
Price
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Part Number:
DF3048BVX25V
Manufacturer:
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Quantity:
10 000
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Section 10 16-Bit Integrated Timer Unit (ITU)
general register. The corresponding IMFA or IMFB flag in TSR is set to 1 at the same time. The
valid edge or edges of the input capture signal are selected in TIOR.
TIOR settings are ignored in PWM mode, complementary PWM mode, and reset-synchronized
PWM mode.
General registers are linked to the CPU by an internal 16-bit bus and can be written or read by
either word access or byte access.
General registers are initialized to the output compare function (with no output signal) by a reset
and in standby mode. The initial value is H'FFFF.
10.2.9
The buffer registers are 16-bit registers. The ITU has four buffer registers, two each in channels 3
and 4.
Channel
3
4
A buffer register is a 16-bit readable/writable register that is used when buffering is selected.
Buffering can be selected independently by bits BFB4, BFA4, BFB3, and BFA3 in TFCR.
The buffer register and general register operate as a pair. When the general register functions as an
output compare register, the buffer register functions as an output compare buffer register. When
Rev. 3.00 Sep 27, 2006 page 344 of 872
REJ09B0325-0300
Bit
Initial value
Read/Write
Buffer Registers A, B (BRA, BRB)
Abbreviation
BRA3, BRB3
BRA4, BRB4
R/W
15
1
R/W
14
1
R/W
13
1
R/W
12
1
Function
Used for buffering
R/W
11
When the corresponding GRA or GRB functions as an
output compare register, BRA or BRB can function as an
output compare buffer register: the BRA or BRB value is
automatically transferred to GRA or GRB at compare match
When the corresponding GRA or GRB functions as an input
capture register, BRA or BRB can function as an input
capture buffer register: the GRA or GRB value is
automatically transferred to BRA or BRB at input capture
1
R/W
10
1
R/W
9
1
R/W
8
1
R/W
7
1
R/W
6
1
R/W
5
1
R/W
4
1
R/W
3
1
R/W
2
1
R/W
1
1
R/W
0
1
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