单片机C语言程序设计实训100例.doc

和仿真》案例 《单片机C语言程序设计实训100例—鉴于8051+Proteus仿真》案例 第01篇基础程序设计 闪烁的LED /*名称：闪烁的LED 说明：LED按设定的时间间隔闪烁 */ #includereg51.h #defineucharunsignedchar #defineuintunsignedint sbitLED=P1^0; 延时 voidDelayMS(uintx) { uchari; while(x--) { for(i=0;i120;i++); } } 主程序 voidmain( ) { while(1) { LED=~LED; DelayMS(150); } } 从左到右的流水灯 /*名称：从左到右的流水灯 说明：接在P0口的8个LED 从左到右循环依次点亮，产生走 马灯效果 */ #includereg51.h #includeintrins.h #defineucharunsignedchar #defineuintunsignedint 和仿真》案例 延时 voidDelayMS(uintx) { uchari; while(x--) { for(i=0;i120;i++); } } 主程序 voidmain( ) { P0=0xfe; while(1) { P0=_crol_(P0,1);//P0的值向左循环移动 DelayMS(150); } } 8只LED左右来回点亮 /*名称：8只LED左右来回点亮 说明：程序利用循环移位函数_crol_和_cror_形成来展转动的效果 */ #includereg51.h #includeintrins.h #defineucharunsignedchar #defineuintunsignedint 延时 voidDelayMS(uintx) { uchari; while(x--) { for(i=0;i120;i++); } } 主程序 voidmain( ) { uchari; P2=0x01; while(1) { 上海师范大学信息与机电工程学院—倪继锋 for(i=0;i7;i++)和仿真》案例 P2=_crol_(P2,1);//P2的值向左循环移动 { DelayMS(150); }for(i=0;i7;i++) P2=_cror_(P2,1);//P2的值向右循环移动 { DelayMS(150); } } } 花式流水灯 /*名称：花式流水灯 说明：16只LED分两组 按预设的多种花式变换显示 */ #includereg51.h #defineucharunsignedchar #defineuintunsignedint ucharcodePattern_P0[]= { 0xfc,0xf9,0xf3,0xe7,0xcf,0x9f,0x3f,0x7f,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0xc3,0x81,0x00,0x81,0xc3,0xe7,0xff, 0xaa,0x55,0x18,0xff,0xf0,0x0f,0x00,0xff,0xf8,0xf1,0xe3,0xc7,0x8f,0x1f,0x3f,0x7f, 0x7f,0x3f,0x1f,0x8f,0xc7,0xe3,0xf1,0xf8,0xff,0x00,0x00,0xff,0xff,0x0f,0xf0,0xff, 0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe, 0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe, 0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff }; ucharcodePattern_P2[]= { 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfc,0xf9,0xf3,0xe7,0xcf,0x9f,0x3f,0xff, 0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0x