Is the price of a crystal oscillator generally around RMB 1.00? Some time ago, I encountered an 8M ceramic oscillator, and the supplier quoted a price of 11 yuan. I wonder what the reason is?
Personal information: I graduated from a computer science degree and have been engaged in embedded development for three years. I am familiar with Linux, UCOS, ARM, etc. Based on the principle of tran
The speed of SPI is set to a certain value, and the minimum is about 72M/256=300k. I want a speed of tens of K. Can any expert help me give me an answer? Can the speed of SPI be set to any value?
I would like to recommend a [b]free[/b] PCB design software: KICAD. It can make up to 32 layers of boards, and the PCB can be viewed in 3D. It is simple and easy to use. It can generate gerber files w
I want to add a constant string after a string defined by LPTSTR. How can I do this? The code I want to implement is as follows: LPTSTR dialno; GetDlgItemTextW(IDC_EDIT_NO,dialno,MAXLENGTH-1); dialno
Yesterday, a sophomore junior told me about the knowledge of capacitors. I was very inspired after listening to it. I found that I had to go through so many learning paths because of my ignorance of c