proteus仿真程序，使用2片74HC595连接数码管（显示数字）改进后无重影-proteus simulation program, using two 74HC595 connecting digital (digital display) improved after no ghosting

LED公交路牌显示程序以及仿真软件，对做公交显示屏行业的人来说作用很大。主控芯片的51单片机，以及74HC595.-Bus street LED display program and simulation software, for those bus display industry s role is very big. The main control chip 51 single-chip microcomputer and 74 hc595 are needed.