80960-40, -33, -25
Figure 35. Non-Burst, Pipelined Read Request With Wait States, 32-Bit Bus
Function
Bit
Value
31-23
0
0..0
Byte
Order
22
X
x
Bus
Width
NWDD
NWAD
NXDA
NRDD
NRAD
Pipe- External
Lining
Ready
Control
Burst
21 20-19 18-17 16-12 11-10 9-8
7-3
2
1
0
0
X
X
X
X
X
1
ON
X Disabled
0
xx
xx
xxxxx
xx
xx 00001
1
x
1
A
1
A’
1
D’
D
PCLK
ADS
A31:4, SUP,
DMA, D/C,
LOCK
W/R
Valid
Valid
Invalid
Invalid
A3:2
BE3:0
D31:0
WAIT
Valid
Valid
IN
D
Invalid
IN
D’
BLAST
DT/R
DEN
Non-pipelined request concludes
pipelined reads begin.
Pipelined reads conclude,
non-pipelined requests begin.
F_CX036A
Datasheet
57