Using AT89C51 timer 2 seconds, 2 seconds when the timing comes when replacing the lights flashing, each indicator flashing frequency is 0.2 seconds, that is to say, L1 started flashing lights at a rate of 0.2 seconds, 2 seconds after the arrival of the timing, L2 flashes at a rate of 0.2 seconds, a total of four L1-L4 the lamp and so on. SCM crystal frequency is 12MHz.Programming with C language
Many years SCM work experience, professional for graduate design, curriculum design, project design, the lowest price
Many years SCM work experience, professional for graduate design, curriculum design, project design!
Using NOP to write a delay program on the line, very simple
