Can anyone recommend a chip for 30MHz FSK modulation and demodulation circuit? I checked it myself and I think NE564 should be able to do it. Has anyone used this IC or has any other recommended solut
RFID technology (radio frequency identification) is a non-contact intelligent recognition technology that automatically identifies the target object and obtains relevant information through radio freq
[align=left] [/align][align=left][font=宋体] In the era of the prevalence of smart products, more and more smart bracelets are gradually emerging in front of us, with different prices, peculiar appearan
A synchronous data acquisition system for air pressure and ECG is designed. The system is used to synchronously acquire air pressure and ECG signals for a long time, revealing the corresponding relati
It has been a week since I received the ufun. I have read the board documents sporadically. I found that the ufun MCU is the same model as the one I am working on. Let me share the important things in
The hardware is a PCB which is a power board. It can be used for hall and sensorless. The sensorless works in comparator mode. Of course, it can also do FOC algorithm in hall mode. The MCU board is a