DF2170VTE33 Renesas Electronics America, DF2170VTE33 Datasheet - Page 206
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
Manufacturer
Quantity
Price
Company:
Part Number:
DF2170VTE33V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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The transfer mode can be set independently for each channel. In normal transfer mode, a one-byte,
one-word, or one-longword transfer is executed in response to one transfer request. With auto
requests, burst or cycle steal transfer mode can be set. In normal or burst transfer mode,
continuous, high-speed transfer can be performed until the specified number of transfers have been
executed or the transfer enable bit is cleared to 0. In block transfer mode, a transfer of the
specified block size is executed in response to one transfer request. The block size can be from 1
to 256 bytes, words, or longwords. Within a block, transfer can be performed at the same high
speed as in burst transfer mode. When the “no specification” setting (DMTCR = H'000000) is
made for the number of transfers, the transfer counter is halted and there is no limit on the number
of transfers, allowing transfer to be performed endlessly.
Incrementing or decrementing the memory address by 1, 2, or 4, or leaving the address unchanged,
can be specified independently for each address register. In all transfer modes, it is possible to set
a repeat area comprising a power-of-two number of bytes.
7.4.2
Address Modes (Dual Address Mode/Single Address Mode)
Dual Address Mode: In dual address mode, both the transfer source and transfer destination are
specified by registers in the DMAC, and one transfer is executed in two bus cycles.
The transfer source address is set in the source address register (DMSAR), and the transfer
destination address is set in the destination address register (DMDAR).
In a transfer operation, the value in external memory specified by the transfer source address is
read in the first bus cycle, and is written to the external memory specified by the transfer
destination address in the next bus cycle.
These consecutive read and write cycles are indivisible: another bus cycle (external access by an
internal bus master or refresh cycle) does not occur between these two cycles.
TEND pin output can be enabled or disabled by means of the TENDE bit in DMMDR. TEND is
output for two consecutive bus cycles. The DACK signal is not output.
Figure 7.2 shows an example of the timing in dual address mode.
Rev. 2.00, 03/04, page 172 of 534
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