A67P16181/A67P06361 Series
NOP, STALL and Deselect Cycles
1
2
3
4
5
6
7
8
9
10
CLK
CEN
CE
ADV/
LD
R/W
BWx
ADDRESS
I/O
A1
A2
A3
A4
A5
t
KHQZ
D(A1)
Q(A2)
Q(A3)
D(A4)
NOP
Q(A5)
t
KHQX
COMMAND
WRITE
D(A4)
CONTINUE
DESELECT
WRITE
D(A1)
READ
Q(A2)
READ
Q(A3)
READ
Q(A5)
STALL
STALL
DESELECT
: Don't Care
: Undefined
Note : 1. The IGNORE CLOCK EDGE or STALL cycle (clock 3) illustrates
being used to create a “pause.” A WRITE is
= 0, CE2 = 1.
CEN
CE2
not performed during this cycle.
2. For this waveform, ZZ and
are tied LOW.
OE
represents three signals. When
3.
= 0, it represents
= 0,
CE
CE
CE
4. Data coherency is provided for all possible operations. If a READ is initiated, the most current data is used. The
most recent data may be from the input data register.
PRELIMINARY
(August, 2004, Version 0.1)
16
AMIC Technology, Corp.
AMICC [ AMIC TECHNOLOGY ]
