HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 146
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 3 DSP Operating Unit
An example of the use of modulo addressing is shown below.
The start and end addresses are specified in MS and ME, then the DMX or DMY bit is set to 1.
When the X or Y data transfer instruction specified by the DMX or DMY is executed, the address
register contents before updating are compared with ME
stored in the address register as the value after updating.
When the addressing type of the X/Y data transfer instruction is no-update, the X/Y data transfer
instruction is not returned to MS even if they match ME.
When the addressing type of the X/Y data transfer instruction is addition index register addressing,
the address pointed way not match the address pointer ME and exceed it. In this case, the address
pointer value does not become the modulo start address.
The maximum modulo size is 64 kbytes. This is sufficient to access the X and Y data memory.
Note:
Rev. 1.00 Dec. 27, 2005 Page 102 of 1044
REJ09B0269-0100
*
MOV.L #H’70047000,R10
LDC R10,MOD
STC SR,R10
MOV.L #H’FFFFF3FF,R11
MOV.L #H’00000400,R12
AND R11,R10
OR R12,R10
LDC R10,SR
MOV.L #H’A5007000,R14
MOVX.W @R4+,X0
MOVX.W @R4+,X0
MOVX.W @R4+,X0
MOVX.W @R4+,X0
MOVX.W @R4+,X0
Not only with modulo addressing, but when X and Y data addressing is used, bit 0 is
ignored. 0 must always be written to bit 0 of the address pointer, index register, MS,
and ME.
;Specify MS=H’7000 ME = H’7004
;Specify ME:MS to MOD register
;
;
;
;
;
; Specify SR.DMX=1,
; R4: H’A5007000→ H’A5007002
; R4: H’A5007002→ H’A5007004
; R4: H’A5007004→ H’A5007000
; R4: H’A5007000→ H’A5007002
; R4: H’A5007000→ H’A5007002
SR.DMY=0, and X modulo addressing mode
(Matches to ME and MS is set)
*
, and if they match, start address MS is
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