My project is a dialog-based interface. I drew several lines in Onpaint(). When I use the keyboard to control it, the lines will flash every time I press a key. How can I make the lines always stay th
[font=微软雅黑][size=3][color=#000000]A certain vehicle-mounted electronic device needs to pass the vehicle standard CISRP25 LEVE3 test. The conduction current method exceeds the standard, and the 31MHZ f
Here I use lm75AAs a temperature acquisition chip, I2CControl. Display the temperature on OLED . First design the system ports and LM75ATo connect, here we select I2CInterfaces PB2 and PB3 are used as
My development environment is evc4.0+sp4+sdk, but when I compile an existing project, it always reports fatal error LNK1104: cannot open file 'libeay32.lib', but this project can be compiled on the ma
1. Time flies so fast, two weeks have passed in a blink of an eye. This year's May Day is very special. The lockdown continues, haha. I hope it will be lifted soon.2. After I2C was able to read the ul
[font="][size=10.5pt]--[/size][/font][font=宋体][size=10.5pt]The rapid development of electronic technology, automation technology, [/size][/font][font="][size=10.5pt]IC[/size][/font][font=宋体][size=10.5