Introduction - If you have any usage issues, please Google them yourself
Remote easy to use, features and more. Has been widely used in TV, VCD, DVD, air conditioning and other household appliances, and the price cheap, the market is very readily available. If you can remote control many of the key decoder out. Single-chip microcomputer system used for input. The solution of conventional keyboard matrix circuit board is too large, complex wiring, occupied by I/O port too many ills. But also through the use of remote control operation can realize the separation of people and equipment, thus more convenient to use. The following code to TC9012 chip remote control as an example. To talk about how to use the 51 commonly used system for remote control single-chip decoder.