Introduction - If you have any usage issues, please Google them yourself
This design can be used directly as a clock counter, while when adjusted, timing function. Led [3: 0] display changes seconds. func used as the timing, when adjusted, timing function conversion. Ledarrive tips for timing the time has come. change in the digital display allows the second tube. plus key while adjusting the timing when the clock plus one. When adjusted for the shift to adjust the timing when the division timing and the timing of the conversion.