My system is arm + linux2.6.14, the flash file system is jffs2, and the USB flash drive or mobile hard disk is FAT32. The phenomenon is that in an embedded system, when I create a file in a USB flash ...
[i=s]This post was last edited by Haohaoganhuo on 2018-9-21 16:28[/i] [align=left][font=Tahoma]Test purpose: to check its driving capability, and also to see if it can replace ordinary relays as the c...
Recently, I have been doing ESD testing of electronic products. From the test results of different products, I found that ESD is a very important test: if the circuit board is not designed well, when ...
Xiao Liu is really lucky. He recently found a girlfriend who is not only gentle and beautiful, but also clever and skillful. A few days ago, she knitted a beautiful cardigan for Xiao Liu. Xiao Liu w...