1. Primary school numerical calculation: 0.65( 。)73( 。)÷1.5( 。)4869( 。)=0.X( 。)XXX………XXXX( 。) 2. Use two common I/O ports of a 3.3V working CPU, such as P0.0, P0.1 and Vc=3.3V, R1>1K, R2=?, R3=? to po
I used STM32F767 to make a test machine, and I needed a network port. I bought a development board, and the network port example in the routine required knowing the computer's IP address. My boss said
In the previous article , the compiled hello word program could not run on the board. In this article, we will recompile a system image by ourselves, and then put the compiled hello word program into
[font=宋体][size=4]In the project, the fprintf function is called periodically (10ms) to store data (100 bytes) in real time to the electronic disk. The operation flow of each cycle is: call fopen to op