The switch controls 5 lights to light up in a cycle. Each time you press the switch, one light turns on while the other lights turn off. When you press the switch for the sixth time, all lights turn o...
[i=s]This post was last edited by qwqwqw2088 on 2019-9-6 08:43[/i]High switching frequency is a major factor driving size reduction in power conversion technology. Electromagnetic interference (EMI) f...
1) Enable the general purpose input and output port peripheral (GPIO).
2) Configure the corresponding GPIO port as a normal input and output port (select the multiplexing function in I/O multiplexing)...
As the saying goes, "the seven necessities of life are firewood, rice, oil, salt, soy sauce, vinegar and tea". In fact, engineers have to face similar situations in the workplace. In life, if you lack...
I made a small board with a very delicate milky white plastic shell, which looks similar to a DSP simulator. It has 12 I/O ports (DB25), which can be configured as 8 I/O (TTL) + 4 A/D conversions. In ...