一款操作128x64 图形液晶显示屏的完整 C51 程序,里面有关于汉字及图形的显示程序-A 128X64 graphic LCD screen to operate the complete C51 procedure, which has on the characters and graphics display program
本程序有一定的参考价值,内含电路图及程序,有利于单片机开发-This procedure has certain reference value, including circuit diagrams and procedures, in favor of single-chip development
蜂鸣器响
改变蜂鸣器的频率,通过改变延时时间
蜂鸣器的时间要是是靠延时来完成的-Buzzer buzzer ring to change the frequency by changing the delay time if the buzzer is the time to be completed by the time delay