shifter.fit.eqn

用vhdl实现双向移位寄存器 仿真环境MAXPLUS-II

--A1L51Q is dout[3]~reg0 at LC_X1_Y1_N2
--operation mode is normal

A1L51Q_lut_out = load & din[3] # !load & left_right & din[2];
A1L51Q = DFFEA(A1L51Q_lut_out, GLOBAL(clk), VCC, , , , );


--A1L31Q is dout[2]~reg0 at LC_X1_Y1_N5
--operation mode is normal

A1L31Q_lut_out = din[3] & (din[1] # !left_right) # !din[3] & din[1] & left_right;
A1L31Q_sload_eqn = (load & din[2]) # (!load & A1L31Q_lut_out);
A1L31Q = DFFEA(A1L31Q_sload_eqn, GLOBAL(clk), VCC, , , , );


--A1L11Q is dout[1]~reg0 at LC_X1_Y1_N4
--operation mode is normal

A1L11Q_lut_out = din[0] & (din[2] # left_right) # !din[0] & din[2] & !left_right;
A1L11Q_sload_eqn = (load & din[1]) # (!load & A1L11Q_lut_out);
A1L11Q = DFFEA(A1L11Q_sload_eqn, GLOBAL(clk), VCC, , , , );


--A1L9Q is dout[0]~reg0 at LC_X1_Y1_N6
--operation mode is normal

A1L9Q_lut_out = load & din[0] # !load & !left_right & din[1];
A1L9Q = DFFEA(A1L9Q_lut_out, GLOBAL(clk), VCC, , , , );


--din[3] is din[3] at PIN_W19
--operation mode is input

din[3] = INPUT();


--din[2] is din[2] at PIN_AA21
--operation mode is input

din[2] = INPUT();


--left_right is left_right at PIN_U19
--operation mode is input

left_right = INPUT();


--load is load at PIN_Y21
--operation mode is input

load = INPUT();


--clk is clk at PIN_L2
--operation mode is input

clk = INPUT();


--din[1] is din[1] at PIN_W20
--operation mode is input

din[1] = INPUT();


--din[0] is din[0] at PIN_W22
--operation mode is input

din[0] = INPUT();


--dout[3] is dout[3] at PIN_Y20
--operation mode is output

dout[3] = OUTPUT(A1L51Q);


--dout[2] is dout[2] at PIN_W21
--operation mode is output

dout[2] = OUTPUT(A1L31Q);


--dout[1] is dout[1] at PIN_AA20
--operation mode is output

dout[1] = OUTPUT(A1L11Q);


--dout[0] is dout[0] at PIN_U20
--operation mode is output

dout[0] = OUTPUT(A1L9Q);