Today I want to make something for a stepper motor, and I used a 6N137 optocoupler as the pulse signal input of the driver. But no matter how I write the program, the motor just won't turn. Later, I u
I want to do 1024-point AD sampling (not done in an interrupt), and then perform FFT on it, and display the frequency corresponding to the point with the maximum amplitude, but the data output cannot
[size=9pt][font=宋体]We have blocked our CD-ROM drive, floppy drive, and USB interface, but how come the customer information is still transmitted? [/font][/size] [size=9pt][font=宋体]Urgent, the boss is
I want to ask the experts, I want to use a sensor to measure the height of an object (such as a cup, kettle, etc.), the requirement is not limited by the object, of course the height will have a range
It has been about a year since I started to learn about the 430 microcontroller. At first, due to limited conditions, I just borrowed books from the school library. After studying for about a month, I
Embedded System
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