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led8x8点阵显示数字

2020-07-17知识13

单片机控制8×8 LED点阵屏显示数字 你好!这里有一个不是显示数字的,修改字模就能完成显示急切需要一个8X8的点阵LED模块的书写显示屏 这个目前来说国内还是没有吧。你这个是感应的。目前来说LED还是没有,就国际市场 来说应该少的可怜,一般都是LCD。要么就是感应板像手机一样那种。像LED显示屏应该没有。技术不成熟。见意你还是别搞问题来了修都麻烦,见意你用互动投影在一块8x8的LED点阵上循环显示0~9十个数字字符,时间间隔为1s。 #includesbit ADDR0=P1^0;sbit ADDR1=P1^1;sbit ADDR2=P1^2;sbit ADDR3=P1^3;sbit ENLED=P1^4;unsigned char code image[11][8]={{0xC3,0x81,0x99,0x99,0x99,0x99,0x81,0xC3},/数字0{0xEF,0xE7,0xE3,0xE7,0xE7,0xE7,0xE7,0xC3},/数字1{0xC3,0x81,0x9D,0x87,0xC3,0xF9,0xC1,0x81},/数字2{0xC3,0x81,0x9D,0xC7,0xC7,0x9D,0x81,0xC3},/数字3{0xCF,0xC7,0xC3,0xC9,0xC9,0x81,0xCF,0xCF},/数字4{0x81,0xC1,0xF9,0xC3,0x87,0x9D,0x81,0xC3},/数字5{0xC3,0x81,0xF9,0xC1,0x81,0x99,0x81,0xC3},/数字6{0x81,0x81,0x9F,0xCF,0xCF,0xE7,0xE7,0xE7},/数字7{0xC3,0x81,0x99,0xC3,0xC3,0x99,0x81,0xC3},/数字8{0xC3,0x81,0x99,0x81,0x83,0x9F,0x83,0xC1},/数字9{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/全亮};void main(){EA=1;使能总中断ENLED=0;使能U4,选择LED点阵ADDR3=0;TMOD=0x01;设置T0为模式1TH0=0xFC;为T0赋初值0xFC67,定时1msTL0=0x67;ET0=1;使能T0中断TR0=1;启动T0while(1);}定时器0中断服务函数*/void InterruptTimer0()interrupt 1{static unsigned char i=0;动态扫描的索引static unsigned int tmr=0;1s软件定时器static unsigned 8x8LED点阵显示屏如何区分共阴和共阳呢?麻烦说的详细点我对这方面不太懂 谢谢 不对,有共阴与共阳之分,你目前的是行阳列阴,但是我们区分共阴共阳是以行为区分,所以你的点阵是共阳的,但是proteus作为仿真软件是不区分的,但是实物却是要的如何使用 at89c51 直接控制 8x8 LED点阵显示简单图形. 我用at89c51的 P1 和 P2 直接控制一个8x8 LED点阵,在c51的每个管脚也都加了1k电阻. 用c51为每个需要被点亮的点的行和列加正向电压,不需被点亮的点的行和列加反向电压. 如何用51单片机控制8X8LED点阵显示图形原理,LED点阵屏通过LED发光二极管)组成,以灯珠亮灭来显示文字、图片、动画、视频等,是各部分组件都模块化的显示器件,通常由显示单片机汉字8x8点阵LED动态显示程序 为什么在单片机开发板给点阵编程的时候,编程之前还亮一点点,而程序烧进去以后灯就全灭了,而且我再改程序也没用了,这是什么原因?哪位大神指教. 说明你的程序根本就不能LED点阵屏与LED显示屏有哪些区别? LED点阵屏与LED显示屏区别2113:5261原来点阵LED屏是LED显示4102屏的一种,一个1653分支,LED显示屏分为:直插型LED显示屏,一般为户外和半户外屏;一种为表面贴装型,简称表贴,有表贴三拼一和表贴三合一,一般为室内显示屏;其次就是点阵显示屏,封装方式类似于5050和表贴三合一,一颗灯里分别封装有1颗、两颗、三颗芯片,也就分别对应单色、双色和全彩色。点阵屏一般是有8点×8点的小模块组成的,所以叫模块。还有LED点阵显示屏亮度比较低。联诚发小编在上面已经提到,LED点阵屏里的LED(也就是灯)是封装成一个个模块的,正因为这样,它特定的模组限制了LED点阵屏的驱动方式,也就直接影响到它的亮度不能达到很高,而LED屏里的每个LED都是分开控制的,在驱动方式和电路设计上可以有多个选择,亮度也就相对可以设计得高很多。点阵屏主要仅限于“点阵”显示,是比较简单、成本比较低的器材。坏了一部分,不影响另一部分,而且维修简单,换掉那块坏的就可以了。LED点阵显示屏普遍的用法充当信息屏,用来显示文字和简单图片。一般的点阵显示屏用于室内,大多见于低端的单双色,用来滚动显示文字和图片(双色可播放视频),也有全彩色。点阵显示屏的价格比较低,单片机汉字8x8点阵LED动态显示程序 这个程序验证过,你可以参考试试:8*8矩阵循环显示字符和数字显示字符串在数组disstr[]中申明includeincludedefine uchar unsigned chardefine uint unsigned intuchar code Table_of_Digits[40][8]={{0x1C,0x22,0x22,0x22,0x22,0x22,0x22,0x1C},/0{0x08,0x18,0x08,0x08,0x08,0x08,0x08,0x1C},/1{0x1C,0x22,0x02,0x02,0x1C,0x20,0x20,0x3E},/2{0x1C,0x22,0x02,0x1C,0x02,0x02,0x22,0x1C},/3{0x08,0x18,0x28,0x48,0x7C,0x08,0x08,0x08},/4{0x3E,0x20,0x20,0x3E,0x02,0x02,0x22,0x1C},/5{0x1C,0x22,0x20,0x3C,0x22,0x22,0x22,0x1C},/6{0x3E,0x02,0x04,0x08,0x10,0x10,0x10,0x10},/7{0x1C,0x22,0x22,0x1C,0x22,0x22,0x22,0x1C},/8{0x1C,0x22,0x22,0x22,0x1E,0x02,0x22,0x1C},/9{0x00,0x1C,0x22,0x22,0x22,0x3E,0x22,0x22},/A{0x00,0x3C,0x22,0x22,0x3E,0x22,0x22,0x3C},/B{0x00,0x1C,0x22,0x20,0x20,0x20,0x22,0x1C},/C{0x00,0x3C,0x22,0x22,0x22,0x22,0x22,0x3C},/D{0x00,0x3E,0x20,0x20,0x3E,0x20,0x20,0x3E},/E{0x00,0x3E,0x20,0x20,0x3E,0x20,0x20,0x20},/F{0x00,0x1C,0x22,0x20,0x3E,0x22,0x22,0x1C},/G{0x00,0x22,0x22,0x22,0x3E,0x22,仿真软件中如何用8x8LED点阵显示数字? 8x8LED点阵显示数字includeincludedefine uchar unsigned chardefine uint unsigned intuchar code Table_OF_Digits[]={0x00,0x3E,0x41,0x41,0x41,0x3E,0x00,0x00,0x00,0x00,0x00,0x21,0x7F,0x01,0x00,0x00,0x00,0x27,0x45,0x45,0x45,0x39,0x00,0x00,0x00,0x22,0x49,0x49,0x49,0x36,0x00,0x00,0x00,0x0C,0x14,0x24,0x7F,0x04,0x00,0x00,0x00,0x72,0x51,0x51,0x51,0x4E,0x00,0x00,0x00,0x3E,0x49,0x49,0x49,0x26,0x00,0x00,0x00,0x40,0x40,0x40,0x4F,0x70,0x00,0x00,0x00,0x36,0x49,0x49,0x49,0x36,0x00,0x00,0x00,0x32,0x49,0x49,0x49,0x3E,0x00,0x00,};uchar i=0,t=0,Num_Index=0;void main(){P3=0x80;Num_Index=0;TMOD=0x00;TH0=(8192-2000)/32;TL0=(8192-2000)%32;TR0=1;IE=0x82;while(1);}void LED_Screen_Display()interrupt 1{TH0=(8192-2000)/32;TL0=(8192-2000)%32;P3=_crol_(P3,1);P0=~Table_OF_Digits[Num_Index*8+i];if(+i=8)i=0;if(+t=250){t=0x00;if(+Num_Index=10)Num_Index=0;}}

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