1. I have been using Altium Designer (AD), which has a very good interface and is easy to use. In actual high-speed switching circuits, there are often signal integrity problems caused by parasitic pa
The program is compiled and run by IAR, using the P1.0~P1.3 ports of the microcontroller as four independent buttons, which are triggered by the falling edge of the external interrupt.
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1) Rule 1, EMC cost-effectiveness ratio rule: The earlier EMC issues are considered and resolved, the lower the cost and the better the effect. Carrying out EMC design in the new product development s