DF61654N50FTV Renesas Electronics America, DF61654N50FTV Datasheet - Page 310
DF61654N50FTV
Manufacturer Part Number
DF61654N50FTV
Description
IC H8SX/1654 MCU FLASH 120TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.DF61653N50FTV.pdf
(1020 pages)
Specifications of DF61654N50FTV
Core Processor
H8SX
Core Size
32-Bit
Speed
50MHz
Connectivity
I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, PWM, WDT
Number Of I /o
75
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
40K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
120-TQFP, 120-VQFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK1657 - DEV EVAL KIT FOR H8SX/1657
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF61654N50FTV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 7 DMA Controller (DMAC)
(2)
In repeat transfer mode, one data access size of data is transferred at a single transfer request. Up
to 4 Gbytes can be specified as a total transfer size by DTCR. The repeat size can be specified in
DBSR up to 65536 × data access size.
The repeat area can be specified for the source or destination address side by bits ARS1 and ARS0
in DACR. The address specified as the repeat area returns to the transfer start address when the
repeat size of transfers is completed. This operation is repeated until the total transfer size
specified in DTCR is completed. When H'00000000 is specified in DTCR, it is regarded as the
free running mode and repeat transfer is continued until the DTE bit in DMDR is cleared to 0.
In addition, a DMA transfer can be stopped and a repeat size end interrupt can be requested to the
CPU or DTC when the repeat size of transfers is completed. When the next transfer is requested
after completion of a 1-repeat size data transfer while the RPTIE bit is set to 1, the DTE bit in
DMDR is cleared to 0 and the ESIF bit in DMDR is set to 1 to complete the transfer. At this time,
an interrupt is requested to the CPU or DTC when the ESIE bit in DMDR is set to 1.
The timings of the TEND and DACK signals are the same as in normal transfer mode.
Figure 7.9 shows the operation in repeat transfer mode while dual address mode is set.
When the repeat area is specified as neither source nor destination address side, the operation is
the same as the normal transfer mode operation shown in figure 7.8. In this case, a repeat size end
interrupt can also be requested to the CPU when the repeat size of transfers is completed.
Rev.1.00 Sep. 08, 2005 Page 260 of 966
REJ09B0219-0100
Address B
Address T
Repeat Transfer Mode
A
A
Figure 7.8 Operations in Normal Transfer Mode
Total transfer
size (DTCR)
Transfer
Address T
Address B
B
B
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