During the recent test, it was found that the data read by STM32 ADC using DMA mode would appear as follows
I started to suspect that it was high-frequency interference from external signals. After a ...
ECG ten electrodes and 12 leads1. I don't know much about how to obtain electrocardiogram information using ECG. Why is ECG called 12-lead when it only has ten electrodes? What is the relationship bet...
Why can't the P0 port of STC8A8K32S4A12 output a high level? The quasi-bidirectional IO port is set, and nothing is connected to the outside. When the low level is set, 0V is normal, and the high leve...
LED lights are now extremely commonly used lighting and decorative equipment. They are favored by users for their energy saving, environmental protection, long life and good safety performance. The es...
Generally speaking, when we hear PID, the first thing that comes to mind is the PID algorithm, Proportional, Integral, Differential. In fact, another commonly used explanation for PID is Photo Ionizat...