更新一个单个按键控制多种流水灯状态的教程,希望能帮助到大家~ 所需元器件如下: STC89C52RC芯片 *1 10K电阻 *2 100Ω电阻 *8 10uF 电解电容 *1 22pF 瓷片电容 *2 12MHz晶振 *1 按键 *2 LED灯 *8 代码如下: #includereg52.h #define uchar unsigned char #define uint unsigned int #define LED P1 sbit KEY=P3^0; unsigned char code led_1[8]= {0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,