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QuickWorks User Manual - Release 2008.2.1
Macro Library
B.16.1.3 RAM256 x 4
inputs: WCLK, WA[7:0], WD[3:0]. WE, RCLK, RA[7:0], RE, ASYNCRD
outputs: RD[3:0]
Table B-100: RAM256 X 4
WCLK WE WA[7:0] WD[3:0]
RCLK
RE RA[7:0] ASYNCRD
RD[3:0]
internal ram
^
1
ADDR
DATA
X
X
X
X
X
ram(ADDR)=DATA
X
0
X
X
X
X
X
X
X
ram unchanged
X
X
X
X
X
1
ADDR
1
ram(ADDR)
X
X
X
X
^
1
ADDR
0
ram(ADDR)
X
X
X
X
X
0
X
X
hold
^
1
ADDR
DATA
X
DATA
[Last clocked RA =
WA]
ram(ADDR)=DATA
B.16.1.4 RAM512 x 2
© 2008 QuickLogic Corporation
www.quicklogic.com
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