10-mini2440之LCD填充RGB.doc

#define GLOBAL_CLK 1#include def.h#include option.h#include 2440addr.h#include 2440lib.h#include 2440slib.h/* *#define LCD_W35 * *#elif defined(LCD_W35) * *#define LCD_WIDTH 320 宽 /在option.h文件里面有他们的定义 *#define LCD_HEIGHT 240 高 *#define LCD_PIXCLOCK 4 时钟参数 *#define LCD_RIGHT_MARGIN 0x44 右边沿 *#define LCD_LEFT_MARGIN 0x04 左边沿 *#define LCD_HSYNC_LEN 0x01 行无效脉冲宽度 *#define LCD_UPPER_MARGIN 10 上边沿 *#define LCD_LOWER_MARGIN 4 下边沿 *#define LCD_VSYNC_LEN 1 列无效脉冲宽度 *#define LCD_CON5 (111) | (18) | (19) | (10) ) */#define M5D(n) (n) & 0x1fffff) /用于设置显示缓存区时，取低21位地址 #define LCD_WIDTH 320 /屏幕的宽#define LCD_HEIGHT 240 /屏幕的高 /for LCDCON5#define BPP24BL 0 /32位数据表示24位颜色值时，低位数据有效，高8位无效#define INVVCLK 0 /像素值在VCLK下降沿有效#define INVVLINE 1 /翻转HSYNC信号#define INVVFRAME 1 /翻转VSYNC信号#define INVVD 0 /正常VD信号极性#define INVVDEN 0 /正常VDEN信号极性#define PWREN 1 /使能PWREN信号#define BSWP 0 /颜色数据字节不交换#define HWSWP 0 /颜色数据半字不交换/定义显示缓存区unsigned int lcd_bufLCD_HEIGHTLCD_WIDTH; /延时程序void delay(int a) int k; for(k=0;ka;k+) ; /绘制屏幕背景颜色，颜色为cvoid Brush_Background( U32 color) int x, y;for (x = 0; x LCD_HEIGHT; x+)for (y = 0; y LCD_WIDTH; y+)lcd_bufxy = color; void Main(void)/配置LCD相关引脚rGPCCON = 0xaaaa02a9; /管脚配置用于LCDrGPCUP = 0xffffffff;rGPDCON = 0xaaaaaaaa;rGPDUP = 0xffffffff;rGPGCON |= (0x38); /设置GPG4为LCD_PWRENrGPGUP |= (0x14);rGPGDAT |= (0x14);rLCDCON1 = (LCD_PIXCLOCK8) | (0x35) | (0xd1);rLCDCON2 = (LCD_UPPER_MARGIN24) | (LCD_HEIGHT - 1)14) | (LCD_LOWER_MARGIN6) | (LCD_VSYNC_LEN);rLCDCON3 = (LCD_RIGHT_MARGIN19) | (LCD_WIDTH - 1)8) | (LCD_LEFT_MARGIN);rLCDCON4 = LCD_HSYNC_LEN;/rLCDCON5 = (BPP24BL12) | (INVVCLK10) | (INVVLINE9) | (INVVFRAME8) /| (07) | (INVVDEN6) | (PWREN3) |(BSWP22)1);rLCDSADDR2 = 0x1fffff & (unsigned int)lcd_buf + (LCD_WIDTH * LCD_HEIGHT * 4)1);rLCDSADDR3 = LCD_WIDTH * 32 / 16;rLCDINTMSK |= 0x3;rTCONSEL = 0;rLCDCON5 = rLCDCON5 & (13) | (13); /有效PWREN信号 rLCDCON5 = rLCDCON5 & (15) | (05); /PWREN信号极性不翻转rLCDCON1 |= 0x1; /开启LCD while(1) /黑色背景，白色实心圆Brush_Background(0x000000);delay(1000000); /白色背景，黑色实心圆Brush_Background(0xffffff);delay(1000000); /蓝色背景 Brush_Background(0x0000ff);delay(1000000); /绿色背景Brush_Background(0x00ff00);delay(1000000); /红色背景Brush_Background(0xff0000);delay(1000000); /青色背景Brush_Background(0xfff