[size=4]Chinese Character Display[/size] [size=4]Chinese characters are generally displayed in a graphical manner. The dot matrix code of the Chinese characters to be displayed is extracted from the m
Charge 2 NiMH batteries in parallel at the same time. The power circuit outputs a maximum power of 5W. When the voltage of a single battery is greater than 1.3V, charging stops and indicates that char
As shown in the picture, the first line of the chip top label is: C80, the second line is: 88Z. It is known that it is used as a 4-frequency divider in the circuit. I want the specific model, or the m
Spring Festival travel is a phenomenon of large-scale high transportation pressure in China around the Spring Festival. The Spring Festival is the center, and it lasts for about 40 days. It is a natio