decode_4oa.tdf

cyclone II 208c8编写的 图像采集 显示程序。

--lpm_decode CBX_DECLARE_ALL_CONNECTED_PORTS="OFF" DEVICE_FAMILY="Cyclone II" LPM_DECODES=4 LPM_WIDTH=2 data enable eq
--VERSION_BEGIN 5.1 cbx_cycloneii 2005:08:30:10:31:44:SJ cbx_lpm_add_sub 2005:09:30:12:13:06:SJ cbx_lpm_compare 2005:07:12:04:41:28:SJ cbx_lpm_decode 2005:04:28:09:28:48:SJ cbx_mgl 2005:10:09:07:39:04:SJ cbx_stratix 2005:10:07:15:53:08:SJ cbx_stratixii 2005:07:27:05:50:56:SJ  VERSION_END


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--synthesis_resources = lut 4 
SUBDESIGN decode_4oa
( 
	data[1..0]	:	input;
	enable	:	input;
	eq[3..0]	:	output;
) 
VARIABLE 
	data_wire[1..0]	: WIRE;
	enable_wire	: WIRE;
	eq_node[3..0]	: WIRE;
	eq_wire[3..0]	: WIRE;
	w_anode291w[2..0]	: WIRE;
	w_anode304w[2..0]	: WIRE;
	w_anode312w[2..0]	: WIRE;
	w_anode320w[2..0]	: WIRE;

BEGIN 
	data_wire[] = data[];
	enable_wire = enable;
	eq[] = eq_node[];
	eq_node[3..0] = eq_wire[3..0];
	eq_wire[] = ( w_anode320w[2..2], w_anode312w[2..2], w_anode304w[2..2], w_anode291w[2..2]);
	w_anode291w[] = ( (w_anode291w[1..1] & (! data_wire[1..1])), (w_anode291w[0..0] & (! data_wire[0..0])), enable_wire);
	w_anode304w[] = ( (w_anode304w[1..1] & (! data_wire[1..1])), (w_anode304w[0..0] & data_wire[0..0]), enable_wire);
	w_anode312w[] = ( (w_anode312w[1..1] & data_wire[1..1]), (w_anode312w[0..0] & (! data_wire[0..0])), enable_wire);
	w_anode320w[] = ( (w_anode320w[1..1] & data_wire[1..1]), (w_anode320w[0..0] & data_wire[0..0]), enable_wire);
END;
--VALID FILE