HD6417750RF200DV Renesas Electronics America, HD6417750RF200DV Datasheet - Page 666
HD6417750RF200DV
Manufacturer Part Number
HD6417750RF200DV
Description
MPU 1.5/3.3V 0K I-TEMP PB-FREE 2
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417750RBP240DV.pdf
(1164 pages)
Specifications of HD6417750RF200DV
Core Processor
SH-4
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
28
Program Memory Type
ROMless
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.35 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
208-QFP Exposed Pad, 208-eQFP, 208-HQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417750RF200DV
Manufacturer:
FREESCALE
Quantity:
450
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Section 14 Direct Memory Access Controller (DMAC)
CKIO
Transfer source
Transfer destination
A26–A0
address
address
CSn
D63–D0
RD
WE
DACK
Data read cycle
Data write cycle
(1st cycle)
(2nd cycle)
Transfer from external memory space to external memory space
Figure 14.8 Example of Transfer Timing in Dual Address Mode
Bus Modes
There are two bus modes, cycle steal mode and burst mode, selected with the TM bit in CHCR0–
CHCR3.
Cycle Steal Mode: In cycle steal mode, the DMAC releases the bus to the CPU at the end of each
transfer-unit (8-bit, 16-bit, 32-bit, 64-bit, or 32-byte) transfer. When the next transfer request is
issued, the DMAC reacquires the bus from the CPU and carries out another transfer-unit transfer.
At the end of this transfer, the bus is again given to the CPU. This is repeated until the transfer end
condition is satisfied.
Cycle steal mode can be used with all categories of transfer request source, transfer source, and
transfer destination.
Rev.7.00 Oct. 10, 2008 Page 580 of 1074
REJ09B0366-0700
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