myled.fit.eqn

利用if语句实现流水灯设计。工具：Quartus ii 6.0 语言：VHDL

--y[6]$latch is y[6]$latch at LC1_J14
--operation mode is normal

y[6]$latch = A1L1 & A1L2;


--y[4]$latch is y[4]$latch at LC4_J15
--operation mode is normal

y[4]$latch = !A1L1 & A1L2;


--y[2]$latch is y[2]$latch at LC1_J19
--operation mode is normal

y[2]$latch = A1L1 & !A1L2;


--y[0]$latch is y[0]$latch at LC4_J19
--operation mode is normal

y[0]$latch = !A1L1 & !A1L2;


--A1L1 is add~12 at LC1_J15
--operation mode is normal

A1L1 = A1L1;


--A1L2 is add~17 at LC1_J29
--operation mode is normal

A1L2 = A1L2;


--clk is clk at PIN_79
--operation mode is input

clk = INPUT();


--y[7] is y[7] at PIN_88
--operation mode is output

y[7] = OUTPUT(GND);


--y[6] is y[6] at PIN_87
--operation mode is output

y[6] = OUTPUT(y[6]$latch);


--y[5] is y[5] at PIN_86
--operation mode is output

y[5] = OUTPUT(GND);


--y[4] is y[4] at PIN_85
--operation mode is output

y[4] = OUTPUT(y[4]$latch);


--y[3] is y[3] at PIN_83
--operation mode is output

y[3] = OUTPUT(GND);


--y[2] is y[2] at PIN_75
--operation mode is output

y[2] = OUTPUT(y[2]$latch);


--y[1] is y[1] at PIN_74
--operation mode is output

y[1] = OUTPUT(GND);


--y[0] is y[0] at PIN_73
--operation mode is output

y[0] = OUTPUT(y[0]$latch);