Table of Contents
Advertisement
Internal Memory Access Listings
ANY BLOCK
...
...
...
WORD Y11 WORD Y10 WORD Y9 WORD Y8
WORD Y7 WORD Y6 WORD Y5 WORD Y4
WORD Y3 WORD Y2 WORD Y1
SHORT WORD ACCESS
63-48
47-32
PM DATA
0X0000
0X0000
BUS
RX = DM(SHORT WORD X0 ADDRESS), RY = PM(SHORT WORD Y0 ADDRESS);
OTHER INSTRUCTIONS WITH SIMILAR DATA FLOWS FOR BROADCAST,
DREG = PM(SHORT WORD ADDRESS),
Figure 5-24. Short Word Addressing of Dual-Data in Broadcast Load
5-58
MEMORY
...
...
...
...
...
...
...
...
...
WORD Y0
31-16
15-0
0X0000
WORD Y0
RA
39-24
23-8
7-0
0X0000†
WORD Y0
0X00
SY
39-24
23-8
7-0
0X0000†
WORD Y0
0X00
THIS EXAMPLE SHOWS THE DATA FLOW FOR INSTRUCTION:
SHORT WORD, DUAL-DATA TRANSFERS ARE:
ADSP-2126x SHARC Processor Hardware Reference
ANY OTHER BLOCK
...
...
...
...
...
...
WORD X11 WORD X10 WORD X9 WORD X8
WORD X7 WORD X6 WORD X5 WORD X4
WORD X3 WORD X2 WORD X1
SHORT WORD ACCESS
63-48
47-32
DM DATA
0X0000
0X0000
BUS
DREG = DM(SHORT WORD ADDRESS);
...
...
...
...
...
...
WORD X0
31-16
15-0
WORD X0
0X0000
RX
39-24
23-8
7-0
0X0000†
WORD X0
0X00
SX
39-24
23-8
7-0
0X0000†
WORD X0
0X00
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