DF2170VTE33 Renesas Electronics America, DF2170VTE33 Datasheet - Page 214
DF2170VTE33
Manufacturer Part Number
DF2170VTE33
Description
MCU 3V 256K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2170BVTE33V.pdf
(572 pages)
Specifications of DF2170VTE33
Core Processor
H8S/2000
Core Size
16-Bit
Speed
33MHz
Connectivity
SCI, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
76
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
HD64F2170VTE33
HD64F2170VTE33
HD64F2170VTE33
Available stocks
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Part Number
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Quantity
Price
Company:
Part Number:
DF2170VTE33V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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the repeat area function is used, the operation that restores the address register value to the buffer
start address is performed automatically within the DMAC.
The repeat area function can be set independently for the source address register and the
destination address register. The source address repeat area is specified by bits SARA4 to SARA0
in DMACR, and the destination address repeat area by bits DARA4 to DARA0 in DMACR. The
size of each repeat area can be specified independently.
When the address register value is the last address in the repeat area and repeat area overflow
occurs, DMA transfer can be temporarily halted and an interrupt request sent to the CPU. If the
SARIE bit in DMACR is set to 1, when the source address register overflows the repeat area, the
IRF bit is set to 1 and the DA bit cleared to 0 in DMMDR, and transfer is terminated. If DIE = 1 in
DMMDR, an interrupt is requested. If the DARIE bit in DMACR is set to 1, the above applies to
the destination address register.
If the DA bit in DMMDR is set to 1 during interrupt generation, transfer is resumed. Figure 7.9
illustrates the operation of the repeat area function.
Rev. 2.00, 03/04, page 180 of 534
When lower 3 bits (8-byte area) of DMSAR are designated as repeat area
(SARA4 to SARA0 = 3)
Figure 7.9 Example of Repeat Area Function Operation
External memory
H'23FFFE
H'23FFFF
H'240000
H'240001
H'240002
H'240003
H'240004
H'240005
H'240006
H'240007
H'240008
H'240009
:
:
DMSAR values
H'240000
H'240001
H'240002
H'240003
H'240004
H'240005
H'240006
H'240007
Range of
Repeated
Repeat area overflow
interrupt can be
requested
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