【摘要】 HD7279A是一片真正的单片LED数码管显示和键盘接口芯片,无需外围电路,只需要外接少量的电阻等即可构成完善的显示、键盘接口电路。文章主要介绍智能控制芯片HD7279A的结构特点及其应用设计,并总结了应用HD7279A芯片的优点。更多还原

【Abstract】 HD7279A is a new LED and keyboard interface intelligent control chip, it can construct good display and keyboard interface circuit using few resistances instead of outside circuit.The article introduced the functions and characters of HD7279A and the design of application.更多还原