MAP430 does not have a pull-up resistor. How do I set the input and output ports when detecting a matrix keyboard? I started by setting the high four bits of P1 to output a high level and the fourth b
I am required to design a modulation system using EDA. The general idea is as follows: use AND gates to make a multiplier, and use counters to make a frequency divider to divide the clock pulse into a
When displaying a time, the colon in the middle is extracted from the English font and displayed ugly. It is not recognizable as a colon at all. How can I solve this problem?
Dear experts, I have been reading relevant information about MDL recently. I have some conclusions and some doubts. I am writing them down now. Please feel free to give me your advice. First, one of t