?? lcd.c

?? AVR單片機系統開發經典實例部分源程序
?? C
?? 第 1 頁 / 共 2 頁
字號:
12 下一頁
		 
		  2、LCD連接：
		     數據線D0~D7接PORTA
		     ASK=PORTE.6
			 ANSWER=PORTE.7
			 RESET=PORTC.3
		  3、實時時鐘晶振32.768KHZ
		  4、ADC通道：ADC0、ADC1，參考電壓：AVCC
		  5、PS2鍵盤：DATA --PE5
		              CLOCK--PE4 						   	 
		  6、工作頻率：內部RC 8MHZ	 
		  7、實驗內容：16進制掃描鍵盤
		               LCD驅動
					   點陣圖形處理
					   漢字內碼方式處理
					   漢字點陣方式處理
					   畫點、線、圓函數
					   實時時鐘RTC
					   AD轉換實驗
					   PS2鍵盤驅動
					   看門狗（WATCHDOG）使用
					   定時溢出中斷、AD轉換完成中斷					   
*****************************************************/
//extern unsigned char kb_buffer[64];
#include <iom128v.h>
#include <macros.h>
/*   定義OCMJ4X8端口   */
//DATA_PORT=PORTA
#define data_port PORTA
//ASK=PORTE.6
#define ask (PINE&0x40)
//ANSWER=PORTE.7
#define set_answer asm("sbi 0x03,7")
#define clr_answer asm("cbi 0x03,7")
//RESTE=PORTC.3
#define set_reset asm("sbi 0x15,3")
#define clr_reset asm("cbi 0x15,3") 
#define wait  asm("nop\n nop")

/*--  寬度x高度=32x32  --*/
const unsigned char sl_ico[128]={
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0x7F,0xFF,0xFF,0xF8,0x3F,0xFF,0xFF,0xE0,0x1F,
0xFF,0xFF,0x80,0x1F,0xFF,0xFF,0x00,0x3F,0xFF,0xFE,0x01,0xFF,0xFF,0xFC,0x07,0xFF,
0xFF,0xF0,0x1F,0xFF,0xFF,0xF0,0x3F,0xFF,0xFF,0xF0,0x3F,0xFF,0xFF,0xF0,0x7F,0xFF,
0xFF,0xE0,0x7F,0xFF,0xFF,0xF0,0x3F,0xFF,0xFF,0xF0,0x1F,0xFF,0xFF,0xF8,0x0F,0xFF,
0xFF,0xFC,0x0F,0xFF,0xFF,0xFC,0x07,0xFF,0xFF,0xFE,0x03,0xFF,0xFF,0xFF,0x03,0xFF,
0xFF,0xFF,0x03,0xFF,0xFF,0xFF,0x01,0xFF,0xFF,0xFF,0x81,0xFF,0xFF,0xFF,0x01,0xFF,
0xFF,0xFF,0x03,0xFF,0xFF,0xFE,0x03,0xFF,0xFF,0xF8,0x03,0xFF,0xFF,0xE0,0x07,0xFF,
0xFE,0x00,0x2F,0xFF,0xFF,0xC0,0x3F,0xFF,0xFF,0xFD,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
/*--  ATMEL位圖文件數據 --*/
/*--  寬度x高度=104x49  --*/
const unsigned char atmel_bmp[637]={
0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x0F,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x1F,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xF8,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,
0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x00,0x7F,0x80,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x7F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x03,0xFC,0x7F,0x9F,0xFF,0xFF,0xF8,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x03,0xFC,0x7F,
0x9F,0xFF,0xFF,0xFC,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x07,0xFC,0x7F,0x9F,0xFF,0xFF,
0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x07,0xFC,0x7F,0x9F,0xC7,0xF9,0xFE,0x3F,0xFF,
0xE7,0xF8,0x00,0x00,0x0F,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,
0x00,0x0F,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x1F,0xFC,
0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x1F,0xFC,0x7F,0x9F,0xC7,
0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x3F,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,
0x00,0x07,0xF8,0x00,0x00,0x3F,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0x00,0x07,0xF8,
0x00,0x00,0x7F,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0x7F,
0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0xFF,0xFC,0x7F,0x9F,
0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x00,0xFF,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,
0x3F,0xFF,0xE7,0xF8,0x00,0x01,0xFF,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,
0xF8,0x00,0x01,0xFF,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x03,
0xFF,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x03,0xFF,0xFC,0x7F,
0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,0x07,0xFB,0xFC,0x7F,0x9F,0xC7,0xF8,
0xFE,0x3F,0x00,0x07,0xF8,0x00,0x07,0xF3,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0x00,
0x07,0xF8,0x00,0x0F,0xF3,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xF8,0x00,
0x1F,0xE3,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xFF,0xF8,0x1F,0xE3,0xFC,
0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xFF,0xF0,0x3F,0xC3,0xFC,0x7F,0x9F,0xC7,
0xF8,0xFE,0x3F,0xFF,0xE7,0xFF,0xF0,0x3F,0xC3,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,
0xFF,0xE7,0xFF,0xE0,0x7F,0xF3,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xFF,
0xE0,0x7F,0xF3,0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xFF,0xC0,0xFF,0xF3,
0xFC,0x7F,0x9F,0xC7,0xF8,0xFE,0x3F,0xFF,0xE7,0xFF,0xC0,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0x00,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0x00,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFC,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xF8,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
/*--  文字:  和  --*/
/*--  楷體_GB231248;  此字體下對應的點陣為：寬x高=64x64   --*/
const unsigned char hz1[480]={
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x80,0x00,0x00,0x00,
0x00,0x00,0x00,0x1F,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xC0,0x00,0x00,0x00,
0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xFC,0x00,0x00,0x00,0x00,
0x00,0x00,0x0F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x00,
0x00,0x03,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x1F,0x87,0xC0,0x00,0x00,0x00,0x00,
0x00,0x18,0x07,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xC0,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x87,0xC0,0x00,0x00,0x00,0x00,0x00,0x03,0xFF,0xE0,0x00,0x06,0x00,
0x00,0x00,0x0F,0xFF,0xC0,0x00,0x1F,0x80,0x00,0x00,0xFF,0xF8,0x00,0x01,0xFF,0xE0,
0x00,0x0F,0xFF,0x80,0x7F,0xFF,0xFF,0xF0,0x07,0xFF,0xE7,0x80,0x7F,0xFF,0xFF,0xF0,
0x1F,0xFE,0x0F,0x80,0x7F,0x80,0x07,0xE0,0x0F,0xF0,0x1F,0x80,0x3E,0x00,0x07,0xC0,
0x07,0x80,0x3F,0x80,0x1E,0x00,0x07,0xC0,0x00,0x00,0x3F,0x80,0x1E,0x00,0x07,0x80,
0x00,0x00,0x7F,0x80,0x1E,0x00,0x07,0x80,0x00,0x00,0xFB,0x80,0x0E,0x00,0x07,0x80,
0x00,0x00,0xF3,0xF8,0x0E,0x00,0x0F,0x00,0x00,0x01,0xE3,0xFE,0x0E,0x00,0x0F,0x00,
0x00,0x03,0xE3,0xBF,0x0E,0x00,0x0F,0x00,0x00,0x07,0xC3,0x9F,0x07,0x00,0x0E,0x00,
0x00,0x07,0x83,0x8F,0x07,0x00,0x0E,0x00,0x00,0x0F,0x03,0x83,0x07,0x00,0x1F,0x00,
0x00,0x1E,0x03,0x80,0x07,0x1F,0xFF,0x80,0x00,0x3C,0x03,0x80,0x07,0xFF,0xFF,0x80,
0x00,0x78,0x03,0x80,0x07,0xFF,0x00,0x00,0x00,0x70,0x03,0x80,0x03,0x00,0x00,0x00,
0x00,0xE0,0x03,0x80,0x03,0x00,0x00,0x00,0x01,0xC0,0x03,0x80,0x03,0x00,0x00,0x00,
0x03,0x80,0x07,0x80,0x03,0x00,0x00,0x00,0x06,0x00,0x07,0x80,0x01,0x00,0x00,0x00,
0x0C,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x10,0x00,0x07,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
const unsigned char hz2[132]={
/*--  文字:  歡  --*/
/*--  楷體_GB231224;  此字體下對應的點陣為：寬x高=32x33   --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x70,0x00,
0x00,0x00,0x70,0x00,0x00,0x00,0x60,0x00,0x00,0x00,0x60,0x00,0x00,0x00,0xC0,0x00,
0x00,0x00,0xC0,0x00,0x00,0x60,0x81,0x00,0x03,0xF1,0x8F,0xC0,0x3E,0x71,0xF9,0xE0,
0x10,0x63,0x01,0x80,0x00,0x62,0x03,0x00,0x08,0x64,0xC2,0x00,0x04,0x60,0x60,0x00,
0x06,0xC0,0x60,0x00,0x03,0xC0,0x60,0x00,0x01,0xC0,0x60,0x00,0x01,0xC0,0xD0,0x00,
0x01,0x60,0xD8,0x00,0x03,0x70,0xCC,0x00,0x06,0x31,0x8C,0x00,0x04,0x11,0x86,0x00,
0x08,0x03,0x03,0x80,0x10,0x06,0x03,0xC0,0x20,0x0C,0x01,0xF0,0x00,0x18,0x00,0xFC,
0x00,0x20,0x00,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00};
const unsigned char hz3[132]={
/*--  文字:  迎  --*/
/*--  楷體_GB231224;  此字體下對應的點陣為：寬x高=32x33   --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x60,0x00,0x00,0x00,0x60,0x00,0x06,0x00,0xC0,0x00,0x07,0x01,0x80,0x00,
0x03,0x82,0x01,0xE0,0x01,0x1C,0x3E,0xE0,0x00,0x08,0x10,0x60,0x00,0x0C,0x10,0x60,
0x00,0x0C,0x10,0xC0,0x07,0x0C,0x10,0xC0,0x3F,0x8C,0x50,0xC0,0x23,0x0D,0x93,0xC0,
0x03,0x0F,0x11,0xC0,0x02,0x0E,0x11,0x80,0x02,0x0C,0x10,0x00,0x02,0x08,0x10,0x00,
0x03,0x00,0x10,0x00,0x01,0x00,0x10,0x00,0x01,0x00,0x10,0x00,0x1F,0xC0,0x10,0x00,
0x3C,0x3E,0x10,0x00,0x00,0x07,0xE0,0x00,0x00,0x01,0xFF,0xFE,0x00,0x00,0x3F,0xF8,
0x00,0x00,0x07,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00};
const unsigned char hz4[132]={
/*--  文字:  您  --*/
/*--  楷體_GB231224;  此字體下對應的點陣為：寬x高=32x33   --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x30,0x60,0x00,
0x00,0x30,0x60,0x00,0x00,0x70,0xE0,0x00,0x00,0x60,0xC1,0x80,0x00,0xC1,0xBF,0xE0,
0x00,0xC3,0xE0,0xE0,0x01,0x82,0x31,0x00,0x03,0xC4,0x30,0x00,0x06,0xC8,0x10,0x00,
0x0C,0xC0,0x10,0x00,0x08,0xC2,0x13,0x00,0x10,0x82,0x11,0xC0,0x00,0x86,0x10,0xC0,
0x00,0x86,0x30,0x40,0x00,0x84,0xB0,0x00,0x00,0x80,0x70,0x00,0x00,0x80,0x30,0x00,
0x00,0x00,0x20,0xE0,0x00,0x07,0x00,0x78,0x02,0x03,0xC0,0x18,0x02,0x20,0xC0,0x00,
0x06,0x30,0x04,0x00,0x06,0x18,0x02,0x00,0x0C,0x0C,0x03,0x80,0x0C,0x07,0x03,0xC0,
0x00,0x03,0xFF,0xC0,0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00};
unsigned int adc1;
unsigned int adc2;
unsigned char adcval[6];
unsigned char keytime;
extern void timecal(void);
extern void timer0_init(void);
extern void timer2_init(void);
extern void delay_ms(unsigned int n);
extern void init_kb(void);
extern void timetoasc(void);
extern unsigned char getchar(void);
/*      AD轉換程序     */
#pragma interrupt_handler adc_isr:iv_ADC
void adc_isr(void)
   {
    unsigned int temp=0;
	//while(temp<6)
	//    temp++;
	temp=ADC;
    switch (ADMUX)
	    {
	     case 0:
		     {
              adc1=temp;
			  ADMUX=1;
			  break;
			 }
	     case 1:
		     {
              adc2=temp;
			  ADMUX=0;
			  break;
			 }
	     default :
		     {
			  ADMUX=0;
			 }			 
		 }
   	ADCSRA|=(1<<ADSC);//0x40	 			 	 		 
   } 
/*     AD結果轉換成電壓     */
#define vref   473
unsigned char * adctoasc(unsigned int adc)
    {
	 unsigned int temp;
	 unsigned char i;
	 unsigned char *char_p;
     temp=(unsigned int)(((unsigned long)((unsigned long)adc*vref))/1024);
     for(i=0;i<3;i++)
	    {
		 adcval[3-i]=temp%10+0x30;
		 temp=temp/10;
		}
	 adcval[0]=adcval[1];
	 adcval[1]='.';	
	 adcval[4]='V';	
	 adcval[5]=0;	
	 char_p=adcval;
	 return char_p;
	}
/*     OCMJ4X8LCD初始化     */
void ocmj_init(void)
    {
	 MCUCR=0;
	 DDRA=0xff;
	 PORTA=0xff;
	 DDRE=0x80;
	 PORTE=0xff;
	 PORTC=0xff; 
	 DDRD=0x00;
	 PORTD=0xff;
	 clr_reset;//LCD復位
	 delay_ms(10);
	 set_reset;
	 clr_answer;
	 delay_ms(10);
	 }
/*            寫數據到LCD        */
void ocmj_write(unsigned char data)
    {
	 while(ask!=0)
	      ;
     data_port=data;
   	 wait;
	 set_answer;
	 wait;
	 while(ask==0)
	      ;		  
	 clr_answer; 
    }
/*         傳送32*32ICO點陣數據到LCD       */
/*         x:0~15(字節為單位)  y:0~64      */
/*         ico_p:指向圖形數據的指針        */	
void ico_tran(unsigned char x,unsigned char y,const unsigned char *ico_p)
     {
	  unsigned char i,j;
	  x+=4;
	  for(j=0;j<32;j++)
	     {
		  for(i=0;i<4;i++)
		    {
			 ocmj_write(0xf3);
			 ocmj_write(x);
			 ocmj_write(y);
			 ocmj_write(*ico_p);
			 ico_p++;
			 x++;
			}
		  x-=4;
		  y++;	
		 }
	 }
/*      清除屏幕區域      */	 
void cls(unsigned x,unsigned y,unsigned char high,unsigned char width)
  {
   unsigned char i,j;
   x+=2;
   for(j=0;j<high;j++)
      {
       for(i=0;i<width;i++)
          {
            ocmj_write(0xf0);
            ocmj_write(x);
            ocmj_write(y);
            ocmj_write(55);
			ocmj_write(90);
            x++;
           }
       x-=width;
       y++;	
      }
  }	 
/*         傳送bmp點陣數據到LCD            */
/*         x:0~15(字節為單位)  y:0~64      */
/*         bmp_p:指向圖形數據的指針        */	
/*         high:位圖高度(點陣行為單位)     */
/*         width:位圖寬度(以字節為單位)?  */
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