There are many ways to generate digital phase-shifted signals. The traditional direct digital frequency synthesis (DDS) phase-shifting principle is to first digitize the sine wave signal and form a da
I want to make an application for a smartphone. After looking at the programs written by others, I feel that the codes are very messy, inefficient and difficult to maintain. Since I just switched from
I wrote a serial port program based on the CCESeries class given in "EVC Advanced Programming and Its Application Development". The view class uses formview. When running under the simulator, as long
STC89c54RD+ defines array xdata a[18] _at_ 0x001d; I can change its value with the keyboard, but after powering on, its value changes randomly. I would like to ask you how to ensure that its value is