lcdlogo.c

c8051f040单片机的lcd显示源码。包括三个例程。

#include "LcdBase.h"

void config(void);
void autoMoveDisplay(void);
void manualMoveDisplay(void);
void leafLogo(void);

void main(void)
{
	uchar readData[6];
	uchar t;
	config();
	lcdInit();
	manualMoveDisplay();
	LCD_CLEAR;
/* 	leafLogo();
	lcdDelay1ms(1000, 2);
	
	LCD_INIT_LINE1_ADDR;
	lcdWriteCmd(0x01);		//显示自定义点阵
	lcdWriteCmd(0x31);
	lcdWriteCmd(0x32);
	lcdWriteCmd(0x61);
	lcdWriteCmd(0x62);
	lcdWriteCmd(0x71);
	lcdWriteCmd(0x80);
	
	LCD_INIT_LINE1_ADDR;
	for (t=0; t<6; t++)
		readData[t] = lcdReadData(); */
		
	lcdDelay1ms(1000, 2);
	autoMoveDisplay();
	while (1);
}

void config(void)
{
	WDTCN = 0xde;
	WDTCN = 0xad;
	SFRPAGE = CONFIG_PAGE;
	XBR2 = 0x40;
	P4MDOUT = 0x00;
	P5MDOUT = 0x07;
    CLKSEL = 0x00;  
    OSCXCN = 0x00;	
    OSCICN = 0x82;
}
void autoMoveDisplay(void)
{
	uchar i;
	LCD_CLEAR;
	lcdDelay1ms(2, 2);
	LCD_INIT_LINE1_ADDR;
	for (i=0; i<16; i++)
		lcdWriteData('a'+i);
	lcdDelay1ms(1000, 2);
	LCD_MOVE_INC_MODE;		
	for (i=0; i<26; i++)
	{
		lcdWriteData('A'+i);
		lcdDelay1ms(500, 2);
	}
	for (i=0; i<26; i++)
	{
		lcdWriteData('a'+i);
		lcdDelay1ms(500, 2);
	}
}
void manualMoveDisplay(void)
{
	uchar i;
	LCD_INIT_LINE1_ADDR;
	for (i=0; i<26; i++)
	{
		lcdWriteData('a'+i);
	}
	lcdDelay1ms(500, 2);
	for (i=0; i<40; i++)
	{
		LCD_SCROLL_LEFT;
		lcdDelay1ms(500, 2);
	}
	for (i=0; i<12; i++)
	{
		lcdWriteData('0'+i);
	}
	lcdDelay1ms(500, 2);
	
	LCD_INIT_LINE2_ADDR;
	for (i=0; i<26; i++)
	{
		lcdWriteData('A'+i);
	}
	for (i=0; i<12; i++)
	{
		lcdWriteData('0'+i);
	}
	lcdDelay1ms(500, 2);
	for (i=0; i<40; i++)
	{
		LCD_SCROLL_LEFT;
		lcdDelay1ms(500, 2);
	}
	
}
void leafLogo(void)
{
	lcdWriteCmd(0x48);		//CG RAM 地址设定指令，写地址0x08，即定义代码0x01的点阵数据
	lcdWriteData(0x04);		//给CG RAM写数据，定义点阵数据，为一片叶子的点阵,一共8行
	lcdWriteData(0x0e);
	lcdWriteData(0x1f);
	lcdWriteData(0x1f);
	lcdWriteData(0x1f);
	lcdWriteData(0x0e);
	lcdWriteData(0x04);
	lcdWriteData(0x0e);
}