Table of Contents
Advertisement
ANY BLOCK
...
...
...
WORD Y5
WORD Y3
WORD Y1
NORMAL WORD ACCESS
63-48
PM DATA
WORD Y1
BUS
RX = DM(NORMAL WORD X0 ADDRESS), RA = PM(NORMAL WORD Y0 ADDRESS);
OTHER INSTRUCTIONS WITH SIMILAR DATA FLOWS FOR SIMD, NORMAL WORD,
DREG = PM(NORMAL WORD ADDRESS),
PM(NORMAL WORD ADDRESS) = DREG,
Figure 5-18. Normal Word Addressing of Dual-Data in SIMD Mode
ADSP-2126x SHARC Processor Hardware Reference
MEMORY
...
...
...
...
...
...
...
...
...
WORD Y4
WORD Y2
WORD Y0
47-32
31-16
15-0
WORD Y0
RA
39-24
23-8
7-0
0X00
WORD Y0
SA
39-24
23-8
7-0
WORD Y1
0X00
THIS EXAMPLE SHOWS THE DATA FLOW FOR INSTRUCTION:
DUAL-DATA TRANSFERS ARE:
ANY OTHER BLOCK
...
...
...
...
...
...
WORD X5
WORD X3
WORD X1
NORMAL WORD ACCESS
63-48
47-32
DM DATA
WORD X1
BUS
DREG = DM(NORMAL WORD ADDRESS);
DM(NORMAL WORD ADDRESS) = DREG;
Memory
...
...
...
...
...
...
WORD X4
WORD X2
WORD X0
31-16
15-0
WORD X0
RX
39-24
23-8
7-0
WORD X0
0X00
SX
39-24
23-8
7-0
WORD X1
0X00
5-47
Advertisement
Table of Contents
Need help?
Do you have a question about the ADSP-21261 SHARC and is the answer not in the manual?
Questions and answers