There is no problem with the GPRS network connection before, but when sending data in at%ipsend, the characters cannot be sent directly. It seems that they need to be converted. I am not sure about th
Recently I learned about the bootloader startup interface settings. I used to use a small image, and there were no problems with the startup. Now I need to display a large image (about 600k) on the LC
Bidirectional trigger diode components are often seen in electronic ballasts, electronic dimming and other circuits. Bidirectional trigger diodes were introduced at the same time as bidirectional thyr
Now everything is ready, only assembly is left. All the components of the car are shown in the picture below.Assembling the car
1. Assemble the Raspberry Pi, heat sink, and motor driverChoose a thin h