decode_rpe.tdf

niosII基础上实现的嵌入式网络驱动

--lpm_decode CASCADE_CHAIN="MANUAL" DEVICE_FAMILY="Cyclone II" IGNORE_CASCADE_BUFFERS="OFF" LPM_DECODES=8 LPM_PIPELINE=1 LPM_WIDTH=3 aclr clken clock data enable eq
--VERSION_BEGIN 5.0 cbx_cycloneii 2004:12:20:14:28:52:SJ cbx_lpm_add_sub 2005:04:12:13:30:42:SJ cbx_lpm_compare 2004:11:30:11:30:40:SJ cbx_lpm_decode 2004:12:13:14:19:12:SJ cbx_mgl 2005:05:19:13:51:58:SJ cbx_stratix 2005:11:01:14:36:46:SJ cbx_stratixii 2004:12:22:13:27:12:SJ  VERSION_END


--  Copyright (C) 1988-2005 Altera Corporation
--  Your use of Altera Corporation's design tools, logic functions 
--  and other software and tools, and its AMPP partner logic 
--  functions, and any output files any of the foregoing 
--  (including device programming or simulation files), and any 
--  associated documentation or information are expressly subject 
--  to the terms and conditions of the Altera Program License 
--  Subscription Agreement, Altera MegaCore Function License 
--  Agreement, or other applicable license agreement, including, 
--  without limitation, that your use is for the sole purpose of 
--  programming logic devices manufactured by Altera and sold by 
--  Altera or its authorized distributors.  Please refer to the 
--  applicable agreement for further details.



--synthesis_resources = lut 8 
SUBDESIGN decode_rpe
( 
	aclr	:	input;
	clken	:	input;
	clock	:	input;
	data[2..0]	:	input;
	enable	:	input;
	eq[7..0]	:	output;
) 
VARIABLE 
	dffe1a[7..0] : dffe;
	aclr_wire	: WIRE;
	clken_wire	: WIRE;
	clock_wire	: WIRE;
	data_wire[2..0]	: WIRE;
	enable_wire	: WIRE;
	eq_node[7..0]	: WIRE;
	eq_wire[7..0]	: WIRE;
	w_anode18w[3..0]	: WIRE;
	w_anode1w[3..0]	: WIRE;
	w_anode28w[3..0]	: WIRE;
	w_anode38w[3..0]	: WIRE;
	w_anode48w[3..0]	: WIRE;
	w_anode58w[3..0]	: WIRE;
	w_anode68w[3..0]	: WIRE;
	w_anode78w[3..0]	: WIRE;

BEGIN 
	dffe1a[].CLK = clock;
	dffe1a[].CLRN = (! aclr);
	dffe1a[].D = ( eq_node[]);
	dffe1a[].ENA = clken;
	aclr_wire = aclr;
	clken_wire = clken;
	clock_wire = clock;
	data_wire[] = data[];
	enable_wire = enable;
	eq[7..0] = dffe1a[7..0].Q;
	eq_node[7..0] = eq_wire[7..0];
	eq_wire[] = ( w_anode78w[3..3], w_anode68w[3..3], w_anode58w[3..3], w_anode48w[3..3], w_anode38w[3..3], w_anode28w[3..3], w_anode18w[3..3], w_anode1w[3..3]);
	w_anode18w[] = ( (w_anode18w[2..2] & (! data_wire[2..2])), (w_anode18w[1..1] & (! data_wire[1..1])), (w_anode18w[0..0] & data_wire[0..0]), enable_wire);
	w_anode1w[] = ( (w_anode1w[2..2] & (! data_wire[2..2])), (w_anode1w[1..1] & (! data_wire[1..1])), (w_anode1w[0..0] & (! data_wire[0..0])), enable_wire);
	w_anode28w[] = ( (w_anode28w[2..2] & (! data_wire[2..2])), (w_anode28w[1..1] & data_wire[1..1]), (w_anode28w[0..0] & (! data_wire[0..0])), enable_wire);
	w_anode38w[] = ( (w_anode38w[2..2] & (! data_wire[2..2])), (w_anode38w[1..1] & data_wire[1..1]), (w_anode38w[0..0] & data_wire[0..0]), enable_wire);
	w_anode48w[] = ( (w_anode48w[2..2] & data_wire[2..2]), (w_anode48w[1..1] & (! data_wire[1..1])), (w_anode48w[0..0] & (! data_wire[0..0])), enable_wire);
	w_anode58w[] = ( (w_anode58w[2..2] & data_wire[2..2]), (w_anode58w[1..1] & (! data_wire[1..1])), (w_anode58w[0..0] & data_wire[0..0]), enable_wire);
	w_anode68w[] = ( (w_anode68w[2..2] & data_wire[2..2]), (w_anode68w[1..1] & data_wire[1..1]), (w_anode68w[0..0] & (! data_wire[0..0])), enable_wire);
	w_anode78w[] = ( (w_anode78w[2..2] & data_wire[2..2]), (w_anode78w[1..1] & data_wire[1..1]), (w_anode78w[0..0] & data_wire[0..0]), enable_wire);
END;
--VALID FILE