Design of contactless IC card pre-paid watt-hour meterThe accuracy of the user's electricity consumption measurement method depends on the accuracy of the transformer and the meter. Contact IC card pr...
[size=4] When it comes to the "gold mine" of cars, it is inevitable that they cannot do without the support of intelligence and networking. These two major trends have driven the rise of intelligent d...
I have an idle OK6410 development board, 256M memory, 2G NAND, 4.3-inch screen, with serial cable, network cable, USB cable and a USB to serial port. I have hardly used it since I bought it, 90% new, ...
How to design a foot switch? I need USB foot switch connection method and software control information, COM port foot switch connection and control method. I made a COM port, 7 and 8 pins connected to...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:00[/i] I saw IPTV set-top boxes from two large communications companies at a user's place , and after comparing them with our boxes, I ...