de2_default.fit.eqn

The VGA example generates a 320x240 diffusion-limited-aggregation (DLA) on Altera DE2 board. A DLA i

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--led[0] is led[0] at LCFF_X38_Y11_N11
led[0] = DFFEAS(A1L642, GLOBAL(E1L2),  ,  , A1L640,  ,  ,  ,  );


--led[1] is led[1] at LCFF_X38_Y11_N13
led[1] = DFFEAS(A1L644, GLOBAL(E1L2),  ,  , A1L640,  ,  ,  ,  );


--led[2] is led[2] at LCFF_X38_Y11_N1
led[2] = DFFEAS(A1L646, GLOBAL(E1L2),  ,  , A1L640,  ,  ,  ,  );


--led[3] is led[3] at LCFF_X38_Y11_N25
led[3] = DFFEAS(A1L648, GLOBAL(E1L2),  ,  , A1L640,  ,  ,  ,  );


--addr_reg[0] is addr_reg[0] at LCFF_X33_Y13_N21
addr_reg[0] = DFFEAS(A1L535, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[1] is addr_reg[1] at LCFF_X36_Y14_N1
addr_reg[1] = DFFEAS(A1L534, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[2] is addr_reg[2] at LCFF_X36_Y14_N29
addr_reg[2] = DFFEAS(A1L533, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[3] is addr_reg[3] at LCFF_X36_Y14_N3
addr_reg[3] = DFFEAS(A1L532, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[4] is addr_reg[4] at LCFF_X36_Y12_N3
addr_reg[4] = DFFEAS(A1L531, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[5] is addr_reg[5] at LCFF_X36_Y12_N29
addr_reg[5] = DFFEAS(A1L530, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[6] is addr_reg[6] at LCFF_X36_Y12_N1
addr_reg[6] = DFFEAS(A1L529, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[7] is addr_reg[7] at LCFF_X35_Y12_N3
addr_reg[7] = DFFEAS(A1L528, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[8] is addr_reg[8] at LCFF_X35_Y12_N5
addr_reg[8] = DFFEAS(A1L527, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[9] is addr_reg[9] at LCFF_X35_Y14_N31
addr_reg[9] = DFFEAS(A1L526, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[10] is addr_reg[10] at LCFF_X38_Y14_N25
addr_reg[10] = DFFEAS(A1L525, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[11] is addr_reg[11] at LCFF_X38_Y14_N23
addr_reg[11] = DFFEAS(A1L524, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[12] is addr_reg[12] at LCFF_X38_Y14_N29
addr_reg[12] = DFFEAS(A1L523, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[13] is addr_reg[13] at LCFF_X38_Y14_N3
addr_reg[13] = DFFEAS(A1L522, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[14] is addr_reg[14] at LCFF_X40_Y13_N27
addr_reg[14] = DFFEAS(A1L521, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[15] is addr_reg[15] at LCFF_X37_Y13_N5
addr_reg[15] = DFFEAS(A1L520, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[16] is addr_reg[16] at LCFF_X38_Y13_N27
addr_reg[16] = DFFEAS(A1L519, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--addr_reg[17] is addr_reg[17] at LCFF_X37_Y14_N23
addr_reg[17] = DFFEAS(A1L518, GLOBAL(E1L2),  ,  , A1L504,  ,  ,  ,  );


--we is we at LCFF_X37_Y11_N17
we = DFFEAS(A1L718, GLOBAL(E1L2),  ,  ,  ,  ,  , !KEY[0],  );


--E1__clk0 is VGA_Audio_PLL:p1|altpll:altpll_component|_clk0 at PLL_3
E1__clk0 = PLL.CLK0(.ENA(), .CLKSWITCH(), .ARESET(!GLOBAL(C1L63)), .PFDENA(), .INCLK(CLOCK_27), .INCLK());

--E1__clk2 is VGA_Audio_PLL:p1|altpll:altpll_component|_clk2 at PLL_3
E1__clk2 = PLL.CLK2(.ENA(), .CLKSWITCH(), .ARESET(!GLOBAL(C1L63)), .PFDENA(), .INCLK(CLOCK_27), .INCLK());


--D1_oVGA_H_SYNC is VGA_Controller:u1|oVGA_H_SYNC at LCFF_X37_Y14_N21
D1_oVGA_H_SYNC = DFFEAS(D1L51, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  ,  ,  );


--D1_oVGA_V_SYNC is VGA_Controller:u1|oVGA_V_SYNC at LCFF_X37_Y14_N3
D1_oVGA_V_SYNC = DFFEAS(D1L164, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  ,  ,  );


--D1_oVGA_BLANK is VGA_Controller:u1|oVGA_BLANK at LCCOMB_X37_Y12_N22
D1_oVGA_BLANK = D1_oVGA_H_SYNC & D1_oVGA_V_SYNC;


--D1_Cur_Color_R[6] is VGA_Controller:u1|Cur_Color_R[6] at LCFF_X24_Y14_N13
D1_Cur_Color_R[6] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_R[6],  ,  , VCC);


--D1_V_Cont[6] is VGA_Controller:u1|V_Cont[6] at LCFF_X34_Y14_N15
D1_V_Cont[6] = DFFEAS(D1L76, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1_V_Cont[7] is VGA_Controller:u1|V_Cont[7] at LCFF_X34_Y14_N17
D1_V_Cont[7] = DFFEAS(D1L79, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1_V_Cont[8] is VGA_Controller:u1|V_Cont[8] at LCFF_X34_Y14_N19
D1_V_Cont[8] = DFFEAS(D1L82, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1L47 is VGA_Controller:u1|LessThan~1038 at LCCOMB_X35_Y14_N0
D1L47 = !D1_V_Cont[6] & !D1_V_Cont[8] & !D1_V_Cont[7];


--D1_V_Cont[1] is VGA_Controller:u1|V_Cont[1] at LCFF_X34_Y14_N5
D1_V_Cont[1] = DFFEAS(D1L61, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1_V_Cont[2] is VGA_Controller:u1|V_Cont[2] at LCFF_X34_Y14_N7
D1_V_Cont[2] = DFFEAS(D1L64, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1_V_Cont[3] is VGA_Controller:u1|V_Cont[3] at LCFF_X34_Y14_N9
D1_V_Cont[3] = DFFEAS(D1L67, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1L48 is VGA_Controller:u1|LessThan~1039 at LCCOMB_X35_Y14_N10
D1L48 = !D1_V_Cont[2] & !D1_V_Cont[1] & !D1_V_Cont[3];


--D1_V_Cont[4] is VGA_Controller:u1|V_Cont[4] at LCFF_X34_Y14_N11
D1_V_Cont[4] = DFFEAS(D1L70, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1_V_Cont[5] is VGA_Controller:u1|V_Cont[5] at LCFF_X34_Y14_N13
D1_V_Cont[5] = DFFEAS(D1L73, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1L49 is VGA_Controller:u1|LessThan~1040 at LCCOMB_X35_Y14_N6
D1L49 = !D1_V_Cont[4] & D1L48 # !D1_V_Cont[5];


--D1_V_Cont[9] is VGA_Controller:u1|V_Cont[9] at LCFF_X34_Y14_N21
D1_V_Cont[9] = DFFEAS(D1L85, GLOBAL(E1L2), GLOBAL(C1L63),  , A1L672,  ,  , D1L54,  );


--D1L50 is VGA_Controller:u1|LessThan~1041 at LCCOMB_X35_Y14_N14
D1L50 = D1_V_Cont[4] # D1_V_Cont[5] # !D1L47 # !D1L48;


--D1L159 is VGA_Controller:u1|oVGA_R~304 at LCCOMB_X35_Y14_N16
D1L159 = D1_V_Cont[9] & (!D1L50) # !D1_V_Cont[9] & (!D1L47 # !D1L49);


--D1_H_Cont[7] is VGA_Controller:u1|H_Cont[7] at LCFF_X33_Y14_N23
D1_H_Cont[7] = DFFEAS(D1L39, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1_H_Cont[4] is VGA_Controller:u1|H_Cont[4] at LCFF_X33_Y14_N17
D1_H_Cont[4] = DFFEAS(D1L30, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1_H_Cont[2] is VGA_Controller:u1|H_Cont[2] at LCFF_X33_Y14_N13
D1_H_Cont[2] = DFFEAS(D1L24, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1_H_Cont[3] is VGA_Controller:u1|H_Cont[3] at LCFF_X33_Y14_N15
D1_H_Cont[3] = DFFEAS(D1L27, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1_H_Cont[0] is VGA_Controller:u1|H_Cont[0] at LCFF_X33_Y14_N9
D1_H_Cont[0] = DFFEAS(D1L18, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1_H_Cont[1] is VGA_Controller:u1|H_Cont[1] at LCFF_X33_Y14_N11
D1_H_Cont[1] = DFFEAS(D1L21, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--A1L667 is rtl~188 at LCCOMB_X33_Y14_N2
A1L667 = !D1_H_Cont[0] & !D1_H_Cont[1];


--D1L160 is VGA_Controller:u1|oVGA_R~305 at LCCOMB_X33_Y14_N28
D1L160 = D1_H_Cont[2] & D1_H_Cont[3] & D1_H_Cont[4] & !A1L667;


--D1_H_Cont[5] is VGA_Controller:u1|H_Cont[5] at LCFF_X33_Y14_N19
D1_H_Cont[5] = DFFEAS(D1L33, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1_H_Cont[6] is VGA_Controller:u1|H_Cont[6] at LCFF_X33_Y14_N21
D1_H_Cont[6] = DFFEAS(D1L36, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--A1L668 is rtl~189 at LCCOMB_X35_Y14_N18
A1L668 = !D1_H_Cont[6] & !D1_H_Cont[5];


--D1_H_Cont[8] is VGA_Controller:u1|H_Cont[8] at LCFF_X33_Y14_N25
D1_H_Cont[8] = DFFEAS(D1L42, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1L161 is VGA_Controller:u1|oVGA_R~306 at LCCOMB_X35_Y14_N4
D1L161 = !D1_H_Cont[8] & D1_H_Cont[7] & (D1L160 # !A1L668);


--A1L669 is rtl~190 at LCCOMB_X33_Y14_N6
A1L669 = !D1_H_Cont[5] & !D1_H_Cont[6] & !D1_H_Cont[7];


--D1_H_Cont[9] is VGA_Controller:u1|H_Cont[9] at LCFF_X33_Y14_N27
D1_H_Cont[9] = DFFEAS(D1L45, GLOBAL(E1L2), GLOBAL(C1L63),  ,  ,  ,  , D1L55,  );


--D1L162 is VGA_Controller:u1|oVGA_R~307 at LCCOMB_X24_Y14_N0
D1L162 = D1_H_Cont[8] & (!D1L160 & A1L669 # !D1_H_Cont[9]) # !D1_H_Cont[8] & D1_H_Cont[9];


--D1L155 is VGA_Controller:u1|oVGA_R[6]~308 at LCCOMB_X24_Y14_N12
D1L155 = D1L159 & D1_Cur_Color_R[6] & (D1L161 # D1L162);


--D1_Cur_Color_R[7] is VGA_Controller:u1|Cur_Color_R[7] at LCFF_X24_Y14_N23
D1_Cur_Color_R[7] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_R[7],  ,  , VCC);


--D1L156 is VGA_Controller:u1|oVGA_R[7]~309 at LCCOMB_X24_Y14_N22
D1L156 = D1L159 & D1_Cur_Color_R[7] & (D1L161 # D1L162);


--D1_Cur_Color_R[8] is VGA_Controller:u1|Cur_Color_R[8] at LCFF_X24_Y14_N25
D1_Cur_Color_R[8] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_R[8],  ,  , VCC);


--D1L157 is VGA_Controller:u1|oVGA_R[8]~310 at LCCOMB_X24_Y14_N24
D1L157 = D1L159 & D1_Cur_Color_R[8] & (D1L161 # D1L162);


--D1_Cur_Color_R[9] is VGA_Controller:u1|Cur_Color_R[9] at LCFF_X24_Y14_N5
D1_Cur_Color_R[9] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_R[9],  ,  , VCC);


--D1L158 is VGA_Controller:u1|oVGA_R[9]~311 at LCCOMB_X24_Y14_N4
D1L158 = D1L159 & D1_Cur_Color_R[9] & (D1L161 # D1L162);


--D1_Cur_Color_G[6] is VGA_Controller:u1|Cur_Color_G[6] at LCFF_X24_Y14_N9
D1_Cur_Color_G[6] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_G[6],  ,  , VCC);


--D1L150 is VGA_Controller:u1|oVGA_G[6]~60 at LCCOMB_X24_Y14_N8
D1L150 = D1L159 & D1_Cur_Color_G[6] & (D1L161 # D1L162);


--D1_Cur_Color_G[7] is VGA_Controller:u1|Cur_Color_G[7] at LCFF_X24_Y14_N31
D1_Cur_Color_G[7] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_G[7],  ,  , VCC);


--D1L151 is VGA_Controller:u1|oVGA_G[7]~61 at LCCOMB_X24_Y14_N30
D1L151 = D1L159 & D1_Cur_Color_G[7] & (D1L161 # D1L162);


--D1_Cur_Color_G[8] is VGA_Controller:u1|Cur_Color_G[8] at LCFF_X24_Y14_N11
D1_Cur_Color_G[8] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_G[8],  ,  , VCC);


--D1L152 is VGA_Controller:u1|oVGA_G[8]~62 at LCCOMB_X24_Y14_N10
D1L152 = D1L159 & D1_Cur_Color_G[8] & (D1L161 # D1L162);


--D1_Cur_Color_G[9] is VGA_Controller:u1|Cur_Color_G[9] at LCFF_X24_Y14_N19
D1_Cur_Color_G[9] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_G[9],  ,  , VCC);


--D1L153 is VGA_Controller:u1|oVGA_G[9]~63 at LCCOMB_X24_Y14_N18
D1L153 = D1L159 & D1_Cur_Color_G[9] & (D1L161 # D1L162);


--D1_Cur_Color_B[6] is VGA_Controller:u1|Cur_Color_B[6] at LCFF_X24_Y14_N15
D1_Cur_Color_B[6] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_B[6],  ,  , VCC);


--D1L146 is VGA_Controller:u1|oVGA_B[6]~60 at LCCOMB_X24_Y14_N14
D1L146 = D1L159 & D1_Cur_Color_B[6] & (D1L161 # D1L162);


--D1_Cur_Color_B[7] is VGA_Controller:u1|Cur_Color_B[7] at LCFF_X24_Y14_N29
D1_Cur_Color_B[7] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_B[7],  ,  , VCC);


--D1L147 is VGA_Controller:u1|oVGA_B[7]~61 at LCCOMB_X24_Y14_N28
D1L147 = D1L159 & D1_Cur_Color_B[7] & (D1L161 # D1L162);


--D1_Cur_Color_B[8] is VGA_Controller:u1|Cur_Color_B[8] at LCFF_X24_Y14_N17
D1_Cur_Color_B[8] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_B[8],  ,  , VCC);


--D1L148 is VGA_Controller:u1|oVGA_B[8]~62 at LCCOMB_X24_Y14_N16
D1L148 = D1L159 & D1_Cur_Color_B[8] & (D1L161 # D1L162);


--D1_Cur_Color_B[9] is VGA_Controller:u1|Cur_Color_B[9] at LCFF_X24_Y14_N27
D1_Cur_Color_B[9] = DFFEAS(UNCONNECTED_DATAIN, GLOBAL(E1L2), GLOBAL(C1L63),  ,  , mVGA_B[9],  ,  , VCC);


--D1L149 is VGA_Controller:u1|oVGA_B[9]~63 at LCCOMB_X24_Y14_N26
D1L149 = D1L159 & D1_Cur_Color_B[9] & (D1L161 # D1L162);


--sum[0] is sum[0] at LCFF_X38_Y11_N3
sum[0] = DFFEAS(A1L705, GLOBAL(E1L2),  ,  , A1L714,  ,  , state.test1,  );


--state.test5 is state.test5 at LCFF_X34_Y12_N25
state.test5 = DFFEAS(A1L690, GLOBAL(E1L2),  ,  ,  ,  ,  ,  ,  );


--A1L641 is led[0]~43 at LCCOMB_X37_Y14_N12
A1L641 = KEY[3] & KEY[0] & (!D1_oVGA_V_SYNC # !D1_oVGA_H_SYNC);


--A1L640 is led[0]~7 at LCCOMB_X38_Y11_N26
A1L640 = A1L641 & state.test5;


--sum[1] is sum[1] at LCFF_X38_Y11_N5
sum[1] = DFFEAS(A1L708, GLOBAL(E1L2),  ,  , A1L714,  ,  , state.test1,  );


--sum[2] is sum[2] at LCFF_X38_Y11_N7
sum[2] = DFFEAS(A1L711, GLOBAL(E1L2),  ,  , A1L714,  ,  , state.test1,  );


--sum[3] is sum[3] at LCFF_X38_Y11_N9
sum[3] = DFFEAS(A1L715, GLOBAL(E1L2),  ,  , A1L714,  ,  , state.test1,  );


--y_walker[0] is y_walker[0] at LCFF_X35_Y13_N27
y_walker[0] = DFFEAS(A1L415, GLOBAL(E1L2),  ,  , A1L885,  ,  , !KEY[0],  );


--A1L554 is add~627 at LCCOMB_X36_Y12_N4
A1L554 = y_walker[0] $ VCC;

--A1L555 is add~628 at LCCOMB_X36_Y12_N4
A1L555 = CARRY(y_walker[0]);


--state.test4 is state.test4 at LCFF_X37_Y14_N29
state.test4 = DFFEAS(A1L691, GLOBAL(E1L2),  ,  ,  ,  ,  ,  ,  );


--A1L506 is addr_reg[9]~662 at LCCOMB_X37_Y14_N8
A1L506 = !state.test4 & A1L641;


--state.test3 is state.test3 at LCFF_X37_Y14_N7
state.test3 = DFFEAS(A1L692, GLOBAL(E1L2),  ,  ,  ,  ,  ,  ,  );


--A1L501 is addr_reg[8]~663 at LCCOMB_X37_Y14_N10
A1L501 = state.test3 & !state.test4 # !A1L641;


--state.draw_walker is state.draw_walker at LCFF_X38_Y12_N25
state.draw_walker = DFFEAS(A1L694, GLOBAL(E1L2),  ,  ,  ,  ,  ,  ,  );


--state.test2 is state.test2 at LCFF_X37_Y12_N21
state.test2 = DFFEAS(A1L695, GLOBAL(E1L2),  ,  ,  ,  ,  ,  ,  );


--state.test1 is state.test1 at LCFF_X37_Y12_N17
state.test1 = DFFEAS(A1L697, GLOBAL(E1L2),  ,  ,  ,  ,  ,  ,  );


--A1L502 is addr_reg[8]~664 at LCCOMB_X37_Y12_N24
A1L502 = state.test2 # state.test1;


--A1L503 is addr_reg[8]~665 at LCCOMB_X37_Y14_N30
A1L503 = A1L506 & (A1L501 # state.draw_walker # A1L502);


--A1L556 is add~629 at LCCOMB_X35_Y12_N8
A1L556 = y_walker[0] $ VCC;

--A1L557 is add~630 at LCCOMB_X35_Y12_N8
A1L557 = CARRY(y_walker[0]);