I directly connected the serial port and the module, and then used the serial port debugging assistant to send commands. There was no return value when sending "AT", but the indicator light on the mod...
When using Keil c to program AT89C2051, its data storage shows /P> data=10.3, xdata=0, code=473. 2051 has only 2K storage and 128 bytes of internal RAM. However, the compiled data is basically stored ...
I am reading the development document of s3c2410, and there is a sentence about sd card controller: sd card data transfer mode has stream data transfer and block data transfer, what is the difference ...
Semiconductor materials are electronic materials that have semiconductor properties (conductivity between conductors and insulators, resistivity in the range of about 1mΩ·cm to 1GΩ·cm) and can be used...
[i=s] This post was last edited by yjguohua on 2019-4-25 11:14 [/i] [color=#008000][backcolor=rgb(255, 255, 255)][font=Tahoma,]I would like to ask, how should I drill the heat dissipation holes on the...