通过8片74595和16片tip127驱动16*`16*4的led,显示汉字信息,超高亮度的led显示.74595采用串联移位的方式,74154为16选1的行驱动,驱动16片tip127,显示效果良好-74595 and 8 through 16 tip127 Driver 16* `16* 4 led, display of Chinese characters of information, ultra-high brightness of the led display using tan