HD6417751RF240V Renesas Electronics America, HD6417751RF240V Datasheet - Page 183
HD6417751RF240V
Manufacturer Part Number
HD6417751RF240V
Description
MPU 1.5/3.3V 0K PB-FREE 256-QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417751RBP200DV.pdf
(1226 pages)
Specifications of HD6417751RF240V
Core Processor
SH-4
Core Size
32-Bit
Speed
240MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
39
Program Memory Type
ROMless
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-QFP Exposed Pad, 256-eQFP, 256-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:
HD6417751RF240V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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On-chip I/O access
Data TLB protection
violation exception
Data TLB miss
VA is
in P4 area
00 or
01
exception
in copy-back mode
Cache access
W
Figure 3.10 Flowchart of Memory Access Using UTLB
No
R/W?
VA is
in P2 area
PR?
10
R
VPNs match
0
and V = 1
0
Data access to virtual address (VA)
CCR.OCE?
Yes
CCR.CB?
0 (User)
R/W?
0
R
11
1
VA is
in P1 area
1
in write-through mode
and CCR.OCE = 1
Initial page write
Cache access
W
exception
C = 1
WT?
D?
0
0
Yes
1
No
No
CCR.WT?
W
No
Rev.4.00 Oct. 10, 2008 Page 83 of 1122
1
and (MMUCR.SV = 0 or
and ASIDs match and
R/W?
3. Memory Management Unit (MMU)
MMUCR.AT = 1
entry matches
R
01 or 11
VPNs match
SR.MD = 0)
No
Only one
SR.MD?
SH = 0
V = 1
PR?
1 (Privileged)
Yes
Yes
Yes
Yes
VA is in P0, U0,
or P3 area
R/W?
Memory access
(Non-cacheable)
R
00 or 10
REJ09B0370-0400
Data TLB protection
violation exception
Data TLB multiple
No
W
hit exception
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