PLX Technology PEX 8311RDK, Справочник по аппаратуре

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PEX 8311RDK Hardware Reference Manual, Version 0.90
© 2005 PLX Technology, Inc. All rights reserved.
37
begin
oeb <='b0;
sram_adds[9:2] <= sram_adds[9:2]+1;
state <= s3;
end
else
begin
sram_adds[9:2] <= sram_adds[9:2]+1;
sramoen <=1;
sramcsn <=0;
oer <='b0;
oeb <='b1;
state <=s1;
end
end
else
begin
sram_adds[9:2] <=sram_adds[9:2]+1;
sramoen <=0;
sramcsn <=0;
oer <='b0;
oeb <='b1;
state <= s2;
end
s2: if ((!lwdrdn) && (!blastn))
begin
sramoen <=1;
sramcsn <=1;
oer <='b1;
oeb <='b1;
state <=s0;
end
else
begin
if (sram_adds[9:2]=='hff)
begin
oeb <='b0;
sram_adds[9:2] <= sram_adds[9:2]+1;
state <=s3;
end
else
begin
sram_adds[9:2] <= sram_adds[9:2]+1;
sramoen <=0;
sramcsn <=0;
oer <='b0;
oeb <='b1;
state <=s2;
end
end
s3: begin