开放性AVR单片机实验板制作实验指导书.doc

《开放性实验---avr单片机实验板制作与调试实验指导书》 徐晓光 编写 一、avr单片机的工作原理  二、avr单片机的指令系统 Atmega8的内部资源 三、avr单片机的C语言编程 ICCAVR开发环境 1、新建一个project 2、add *.c文件 3、编写*.c文件程序 4、make projrct生成*.hex文件 5、例子 #includeiom8v.h//DC_FE_UA:SPI′?ê?êy?Y3é1|?￡#includemacros.h#pragma interrupt_handler Timer0_OVR:10//#pragma interrupt_handler SPI_OK:11unsigned int i,N,L,Flash; unsigned int xv[11];unsigned int x1[32]={0x04,0x40,0x04,0x44,0xFF,0xFE,0x04,0x40,0x7F,0xFE,0x42,0x02,0x8F,0xE4,0x08,0x20,0x0B,0x20,0x08,0xA0,0x08,0x48,0x0F,0xFC,0x00,0x08,0x7F,0xC8,0x00,0x28,0x00,0x10}; unsigned int x2[32]={0x02,0x20,0xFF,0x20,0x02,0x20,0x7A,0x40,0x4A,0x7C,0x4A,0x84,0x7B,0x28,0x02,0x20,0xFF,0x20,0x02,0x20,0x7A,0x20,0x4A,0x20,0x4A,0x50,0x7A,0x50,0x4A,0x8E,0x05,0x04};unsigned int x3[32]={0x04,0x40,0x04,0x44,0xFF,0xFE,0x04,0x40,0x14,0x50,0x17,0xD0,0xF0,0x12,0x17,0xDC,0x14,0x50,0x14,0x52,0x34,0x52,0xC7,0xCE,0x00,0x00,0x48,0x88,0x44,0x46,0x80,0x02};unsigned int x4[32]={0x20,0x08,0x3F,0xFC,0x52,0x90,0x92,0x90,0x7F,0xFC,0x12,0x90,0x12,0x94,0xFF,0xFE,0x10,0x10,0x1E,0xFC,0x22,0x90,0x52,0x94,0x0D,0xFE,0x18,0x10,0xE0,0x10,0x00,0x10};unsigned int x5[32]={0x10,0x40,0x10,0x40,0x10,0xF8,0xFF,0x10,0x11,0x24,0x13,0xFE,0x7D,0x24,0x11,0x24,0x11,0x24,0xFF,0xFC,0x11,0x04,0x11,0x00,0x11,0x02,0x11,0x02,0x10,0xFE,0x10,0x00};unsigned int x6[32]={0x00,0x04,0x7D,0xFE,0x45,0x04,0x49,0x04,0x49,0x04,0x51,0x04,0x49,0x04,0x49,0xFC,0x45,0x04,0x45,0x04,0x45,0x04,0x69,0x04,0x51,0x04,0x41,0x04,0x41,0xFC,0x41,0x04};unsigned int x7[32]={0x00,0x08,0x7F,0xFC,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x04,0xFF,0xFE,0x01,0x00,0x02,0x80,0x02,0x80,0x04,0x40,0x04,0x40,0x08,0x20,0x10,0x10,0x20,0x0E,0xC0,0x04};void delay_x(void){asm(nop);asm(nop);asm(nop);asm(nop);asm(nop);asm(nop);asm(nop);asm(nop);asm(nop);asm(nop);}void delay_y(void){asm(nop);asm(nop);asm(nop);}void delay(unsigned int z){unsigned int i; for(i=z;i0;i--) ;}void delay1(unsigned int z){unsigned int i,j;for(i=z;i0;i--){for(j=1000;j0;j--);}}void delay2(u