HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 274
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
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:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 6 Cache
6.4.3
Invalidating Specific Entries: Specific cache entries can be invalidated by writing 0 to the
entry’s V bit in the memory-mapped cache access. When the A bit is 1, the tag address specified
by the write data is compared to the tag address within the cache selected by the entry address, and
a match is found, the entry is written back if the entry’s U bit is 1 and the V bit and U bit specified
by the write data are written. If no match is found, there is no operation. In the example shown
below, R0 specifies the write data and R1 specifies the address.
Reading the Data of a Specific Entry: To read the data field of a specific entry is enabled by the
memory-mapped cache access. The longword indicated in the data field of the data array in figure
6.4 or 6.5 is read into the register. In the example shown below, R0 specifies the address and R1
shows what is read.
Rev. 1.00 Dec. 27, 2005 Page 230 of 932
REJ09B0269-0100
; R0=H'01100010; VPN=B'0000 0001 0001 0000 0000 00, U=0, V=0
; R1=H'F0000088; address array access, entry=B'00001000, A=1
;
MOV.L R0,@R1
; R0=H'F100 004C; data array access, entry=B'00000100
; Way = 0, longword address = 3
;
MOV.L @R0,R1 ; Longword 3 is read.
Usage Examples
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