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EP2SGX30CF780C5N Datasheet, PDF (70/316 Pages) Altera Corporation – Section I. Stratix II GX Device Data Sheet | |||
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Adaptive Logic Modules
Figure 2â45. Register Chain within a LAB Note (1)
Combinational
Logic
adder0
adder1
reg_chain_in
From Previous ALM
Within The LAB
DQ
reg0
To general or
local routing
To general or
local routing
DQ
reg1
To general or
local routing
To general or
local routing
Combinational
Logic
adder0
adder1
DQ
reg0
To general or
local routing
To general or
local routing
DQ
reg1
To general or
local routing
To general or
local routing
reg_chain_out
To Next ALM
within the LAB
Note to Figure 2â45:
(1) The combinational or adder logic can be utilized to implement an unrelated, un-registered function.
2â62
Stratix II GX Device Handbook, Volume 1
Altera Corporation
October 2007
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