80960HA/HD/HT
72
Datasheet
Figure 47. Using External READY
CLKIN
ADS
A31:4, SUP,
DT/R
DEN
READY
W/R
CT3:0, D/C,
BLAST
BTERM
A3:2
WAIT
D31:0,
BE3:0, LOCK
D0
D1
D2
D3
D0
D1
D2
D3
00
01
10
11
00
01
10
11
Valid
Valid
Quad-Word Read Request
N
RAD
= 0, N
RDD
= 0, N
XDA
= 0
Ready Enabled
Quad-Word Write Request
N
WAD
= 1, N
WDD
= 0, N
WDA
= 0
Ready Enabled
DP3:0
PCHK
A 1
D
D
D
D
1
A
2
D
1
D
1
D
1
D
NOTE: Pipelining must be disabled to use READY.