Introduction - If you have any usage issues, please Google them yourself
PT2262/PT2272 Taiwan Princeton CMOS technology company created a low-cost low-power general-purpose codec circuit, PT2262/PT2272 up to 12-bit (A0-A11) tri-state address pins side (vacancies, then high level, then low), any combination of the available 531 441 address code, PT2262 up to six (D0-D5) data end pin, set the address code and data codes from the 17-pin serial output that can be used Wireless remote control electric