?? cntr_td8.tdf
字號:
--lpm_counter DEVICE_FAMILY="Cyclone" lpm_direction="UP" lpm_width=8 aclr clock cnt_en q sclr
--VERSION_BEGIN 6.0 cbx_cycloneii 2006:02:07:15:19:20:SJ cbx_lpm_add_sub 2006:01:09:11:17:20:SJ cbx_lpm_compare 2006:01:09:11:15:40:SJ cbx_lpm_counter 2006:03:23:14:19:24:SJ cbx_lpm_decode 2006:01:09:11:16:44:SJ cbx_mgl 2006:05:17:10:06:16:SJ cbx_stratix 2006:05:17:09:28:32:SJ cbx_stratixii 2006:03:03:09:35:36:SJ VERSION_END
-- Copyright (C) 1991-2006 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.
FUNCTION cyclone_lcell (aclr, aload, cin, clk, dataa, datab, datac, datad, ena, inverta, regcascin, sclr, sload)
WITH ( cin_used, lut_mask, operation_mode, output_mode, register_cascade_mode, sum_lutc_input, synch_mode)
RETURNS ( combout, cout, regout);
--synthesis_resources = lut 8
SUBDESIGN cntr_td8
(
aclr : input;
clock : input;
cnt_en : input;
q[7..0] : output;
sclr : input;
)
VARIABLE
counter_cella0 : cyclone_lcell
WITH (
cin_used = "false",
lut_mask = "66AA",
operation_mode = "arithmetic",
synch_mode = "on"
);
counter_cella1 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "arithmetic",
sum_lutc_input = "cin",
synch_mode = "on"
);
counter_cella2 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "arithmetic",
sum_lutc_input = "cin",
synch_mode = "on"
);
counter_cella3 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "arithmetic",
sum_lutc_input = "cin",
synch_mode = "on"
);
counter_cella4 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "arithmetic",
sum_lutc_input = "cin",
synch_mode = "on"
);
counter_cella5 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "arithmetic",
sum_lutc_input = "cin",
synch_mode = "on"
);
counter_cella6 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "arithmetic",
sum_lutc_input = "cin",
synch_mode = "on"
);
counter_cella7 : cyclone_lcell
WITH (
cin_used = "true",
lut_mask = "6AA0",
operation_mode = "normal",
sum_lutc_input = "cin",
synch_mode = "on"
);
aclr_actual : WIRE;
clk_en : NODE;
data[7..0] : NODE;
s_val[7..0] : WIRE;
safe_q[7..0] : WIRE;
sload : NODE;
sset : NODE;
sset_node : WIRE;
BEGIN
counter_cella[7..0].aclr = aclr_actual;
counter_cella[7..0].aload = B"00000000";
counter_cella[1].cin = counter_cella[0].cout;
counter_cella[2].cin = counter_cella[1].cout;
counter_cella[3].cin = counter_cella[2].cout;
counter_cella[4].cin = counter_cella[3].cout;
counter_cella[5].cin = counter_cella[4].cout;
counter_cella[6].cin = counter_cella[5].cout;
counter_cella[7].cin = counter_cella[6].cout;
counter_cella[7..0].clk = clock;
counter_cella[7..0].dataa = safe_q[];
counter_cella[7..0].datab = cnt_en;
counter_cella[7..0].datac = ((sset & s_val[]) # ((! sset) & data[]));
counter_cella[7].datad = B"1";
counter_cella[7..0].ena = clk_en;
counter_cella[7..0].sclr = sclr;
counter_cella[7..0].sload = (sset_node # sload);
aclr_actual = aclr;
clk_en = VCC;
data[] = GND;
q[] = safe_q[];
s_val[] = B"11111111";
safe_q[] = counter_cella[7..0].regout;
sload = GND;
sset = GND;
sset_node = B"0";
END;
--VALID FILE
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