在单片机C语言中数码管的 断码和位码定义起什么作用?答:在单片机C语言中,数码管的段码定义了数码管的显示内容,比如0~9的显示段码分别定义为:共阳:uchar code ledtab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};//0-9 共阴:uchar code ledtab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};数码管位码...
菜鸟想请问一下各位高手 图中四位数码管与51单片机相连的1234四个脚...答:// 数码管与51单片机相连,实物与仿真图一样连接就可以,也可以在A~G、DP线上串一个300欧姆的电阻。include<reg52.h> define uchar unsigned char uchar code table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,};//数组0到F uchar ...