HD6417727F100CV Renesas Electronics America, HD6417727F100CV Datasheet - Page 464
HD6417727F100CV
Manufacturer Part Number
HD6417727F100CV
Description
SH3-DSP, LEAD FREE
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.HD6417727BP100CV.pdf
(1098 pages)
Specifications of HD6417727F100CV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
100MHz
Connectivity
FIFO, SCI, SIO, SmartCard, USB
Peripherals
DMA, LCD, POR, WDT
Number Of I /o
104
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.6 V ~ 2.05 V
Data Converters
A/D 6x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
240-QFP Exposed Pad, 240-eQFP, 240-HQFP
Cpu Family
SuperH
Device Core Size
32b
Frequency (max)
100MHz
Interface Type
SCI/USB
Program Memory Size
Not Required
Total Internal Ram Size
16KB
# I/os (max)
104
Number Of Timers - General Purpose
4
Operating Supply Voltage (typ)
1.8/3.3V
Operating Supply Voltage (max)
2.05/3.6V
Operating Supply Voltage (min)
1.6/2.6V
On-chip Adc
6-chx10-bit
On-chip Dac
2-chx8-bit
Instruction Set Architecture
RISC
Operating Temp Range
-20C to 75C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
240
Package Type
HQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Lead Free Status / Rohs Status
Compliant
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Section 14 Direct Memory Access Controller (DMAC)
(1) Direct address transfer mode
Rev.6.00 Mar. 27, 2009 Page 406 of 1036
REJ09B0254-0600
DMA transfer requires two bus cycles because data is read from the transfer source in a data
read cycle and written to the transfer destination in a data write cycle. At this time, transfer
data is temporarily stored in the DMAC. In the transfer between external memories as shown
in figure 14.5, data is read from one external memory to the DMAC in a data read cycle, and
then that data is written to the other external memory in a write cycle. Figures 14.6 to 14.8
show examples of this operation timing
Data is read from the transfer source module using the SAR value as
the address, and the read data is stored in the DMAC temporarily.
The value stored in the DMAC is written to the transfer destination
module using the DAR value as the address.
Data buffer
Data buffer
DMAC
DMAC
SAR
DAR
SAR
DAR
Figure 14.5 Operation in Direct Address Mode
Second bus cycle
First bus cycle
Transfer destination
Transfer destination
Transfer source
Transfer source
Memory
Memory
module
module
module
module
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