[i=s]This post was last edited by jinglixixi on 2022-2-13 10:38[/i]The parameters can be set by using the touch operation of the DWIN smart screen, and the set parameters can be output via serial comm...
How many frequency dividers can there be? I made something that shows that I can only use two frequency dividers, but some people say that there can be at most two on one line, and some people have us...
LED drivers and current ICs use switching power supplies, so the design of magnetic components and transformers is inevitable.I hope this will be useful to all LED enthusiasts....
[i=s] This post was last edited by Lonely Old Man on 2017-8-26 00:09 [/i] Can anyone give me a 10A stable and reliable high-precision constant current source circuit with a current accuracy of 0.1mA a...
In wince4.2 system, create a new connection->dial-up connection->...+cgdcont=1,"ip","cmnet" *99***1# All other settings are default,, but the connection fails,, the error is: Port unavailable: The por...
My company has a Dahua surveillance system. The DVR is broken. I replaced it with a Hikvision DVR. The IP of the camera can be read, but the picture is not displayed. Below are two pictures of the dis...