S3C2440-AD应用

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哈尔滨理工大学软件工程专业08-7李万鹏原创作品，转载请标明出处

http://blog.csdn.net/woshixingaaa/archive/2010/12/19/6085783.aspx

使用电位器模拟传感器，进行模数转化，将AD值转化为温度值，实时显示在LCD上。汉字使用48*48字模，字符使用24*48字模。通过软件PCtoLCD2002提取字模。这里主要用到ADCCON寄存器。首先要使能预分频器，因为太快会没转化完，所以降低频率，设置分频比，然后是选择模拟输入通道。然后启动AD转换，该位在开始后自动清零，通过ECFLG位检查是否转化结束。ADCDAT0低10位用来存放转化来的数据。

#include "2440addr.h" //垂直同步信号的脉宽、后肩和前肩 #define VSPW 15 #define VBPD 3 #define VFPD 5 //水平同步信号的脉宽、后肩和前肩 #define HSPW 8 #define HBPD 58 #define HFPD 15 #define CLKVAL 10 #define HOZVAL 319 #define LINEVAL 239 #define PWREN 1 #define MMODE 0 #define PNRMODE 3 #define BPPMODE 13 #define INVVCLK 0 #define INVVD 0 #define INVVDEN 0 #define U32 unsigned int #define M5D(n) ((n) & 0x1fffff) #define PAGEWIDTH 320 #define OFFSIZE 0 #define LCD_XSIZE 320 #define LCD_YSIZE 240 #define SCR_XSIZE 320 #define SCR_YSIZE 240 #define INVVLINE 1 #define INVVFRAME 1 #define BPP24BL 0 #define BSWP 0 #define HWSWP 0 volatile U32 LCD_BUFFER[240][320]; //48*48 unsigned char wen[] = { //温 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x20,0x00,0x0C,0x00,0x01,0x80, 0x38,0x00,0x1E,0x00,0x01,0xE0,0x3F,0xFF,0xFF,0x00,0x00,0xE0,0x38,0x00,0x0C,0x00, 0x00,0xF0,0x38,0x00,0x0C,0x00,0x00,0x70,0x38,0x00,0x0C,0x00,0x00,0x70,0xB8,0x00, 0x0C,0x00,0x00,0x21,0x38,0x00,0x0C,0x00,0x00,0x01,0x38,0x00,0x0C,0x00,0x00,0x01, 0x3F,0xFF,0xFC,0x00,0x00,0x02,0x38,0x00,0x0C,0x00,0x30,0x02,0x38,0x00,0x0C,0x00, 0x1C,0x06,0x38,0x00,0x0C,0x00,0x0E,0x04,0x38,0x00,0x0C,0x00,0x0F,0x04,0x38,0x00, 0x0C,0x00,0x07,0x08,0x38,0x00,0x0C,0x00,0x07,0x08,0x38,0x00,0x0C,0x00,0x03,0x18, 0x3F,0xFF,0xFC,0x00,0x03,0x10,0x38,0x00,0x0C,0x00,0x00,0x30,0x38,0x00,0x0C,0x00, 0x00,0x30,0x20,0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x61,0x80,0x00, 0x01,0x80,0x00,0x61,0xFF,0xFF,0xFF,0xC0,0x00,0xC1,0xC1,0x81,0x83,0xC0,0x00,0xC1, 0xC1,0x81,0x83,0x80,0x01,0xC1,0xC1,0x81,0x83,0x80,0x43,0x81,0xC1,0x81,0x83,0x80, 0x3F,0x81,0xC1,0x81,0x83,0x80,0x07,0x81,0xC1,0x81,0x83,0x80,0x03,0x01,0xC1,0x81, 0x83,0x80,0x03,0x01,0xC1,0x81,0x83,0x80,0x03,0x01,0xC1,0x81,0x83,0x80,0x03,0x01, 0xC1,0x81,0x83,0x80,0x07,0x01,0xC1,0x81,0x83,0x80,0x07,0x01,0xC1,0x81,0x83,0x80, 0x07,0x01,0xC1,0x81,0x83,0x90,0x07,0x01,0xC1,0x81,0x83,0xB8,0x07,0x81,0xC1,0x81, 0x83,0xBC,0x01,0x7E,0x3E,0x7E,0x7C,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; unsigned char du[] = { //度 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00, 0x00,0x00,0x00,0x00,0x01,0xC0,0x00,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x00,0x00, 0x00,0xF0,0x00,0x00,0x01,0x00,0x00,0x70,0x00,0x40,0x01,0x80,0x00,0x60,0x00,0xE0, 0x01,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,0xC0,0x00,0x00,0x00,0x00,0x00,0xC0,0x10,0x00, 0x80,0x00,0x00,0xC0,0x1C,0x00,0xE0,0x00,0x00,0xC0,0x1E,0x00,0xF0,0x00,0x00,0xC0, 0x1C,0x00,0xE0,0x00,0x00,0xC0,0x1C,0x00,0xE0,0x40,0x00,0xC0,0x1C,0x00,0xE0,0xE0, 0x00,0xDF,0xFF,0xFF,0xFF,0xF0,0x00,0xC8,0x1C,0x00,0xE0,0x00,0x00,0xC0,0x1C,0x00, 0xE0,0x00,0x01,0xC0,0x1C,0x00,0xE0,0x00,0x01,0xC0,0x1C,0x00,0xE0,0x00,0x01,0xC0, 0x1C,0x00,0xE0,0x00,0x01,0xC0,0x1C,0x00,0xE0,0x00,0x01,0xC0,0x1F,0xFF,0xE0,0x00, 0x01,0xC0,0x1C,0x00,0xE0,0x00,0x01,0xC0,0x10,0x00,0x80,0x00,0x01,0xC0,0x00,0x00, 0x10,0x00,0x01,0x80,0x00,0x00,0x38,0x00,0x01,0x81,0xFF,0xFF,0xFC,0x00,0x01,0x80, 0x08,0x00,0x78,0x00,0x01,0x80,0x0C,0x00,0x70,0x00,0x03,0x80,0x06,0x00,0xE0,0x00, 0x03,0x00,0x03,0x01,0xC0,0x00,0x03,0x00,0x03,0x03,0xC0,0x00,0x03,0x00,0x01,0x87, 0x80,0x00,0x03,0x00,0x00,0xCF,0x00,0x00,0x06,0x00,0x00,0x7E,0x00,0x00,0x06,0x00, 0x00,0x3C,0x00,0x00,0x06,0x00,0x00,0x7C,0x00,0x00,0x0C,0x00,0x01,0xFF,0x00,0x00, 0x0C,0x00,0x03,0xC7,0xE0,0x00,0x08,0x00,0x0F,0x01,0xFE,0x00,0x18,0x00,0x78,0x00, 0x7F,0xF8,0x10,0x03,0xE0,0x00,0x1F,0xE0,0x20,0x1E,0x00,0x00,0x03,0xC0,0x20,0xE0, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; unsigned char s1[] = { //: 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, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 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, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0xE0,0x00,0x00,0x00,0x00,0x01,0xF0,0x00,0x00,0x00,0x00,0x03,0xF8,0x00,0x00, 0x00,0x00,0x03,0xF8,0x00,0x00,0x00,0x00,0x03,0xF8,0x00,0x00,0x00,0x00,0x01,0xF0, 0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,0x01,0xF0,0x00,0x00,0x00,0x00,0x03,0xF8, 0x00,0x00,0x00,0x00,0x03,0xF8,0x00,0x00,0x00,0x00,0x03,0xF8,0x00,0x00,0x00,0x00, 0x01,0xF0,0x00,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; unsigned char s2[] = { //℃ 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, 0x00,0x00,0x00,0x00,0x00,0xF0,0x00,0x00,0x00,0x00,0x01,0x98,0x00,0xFF,0x80,0x00, 0x03,0x0C,0x03,0xFF,0xE0,0x00,0x02,0x0C,0x0F,0x80,0x38,0x80,0x02,0x0C,0x1E,0x00, 0x0C,0x80,0x03,0x0C,0x3C,0x00,0x06,0x80,0x03,0x18,0x38,0x00,0x03,0x80,0x01,0xF8, 0x70,0x00,0x01,0x80,0x00,0x00,0xF0,0x00,0x01,0x80,0x00,0x00,0xE0,0x00,0x01,0x80, 0x00,0x01,0xE0,0x00,0x00,0x80,0x00,0x01,0xC0,0x00,0x00,0x80,0x00,0x01,0xC0,0x00, 0x00,0x80,0x00,0x01,0xC0,0x00,0x00,0x00,0x00,0x01,0xC0,0x00,0x00,0x00,0x00,0x03, 0xC0,0x00,0x00,0x00,0x00,0x03,0xC0,0x00,0x00,0x00,0x00,0x03,0xC0,0x00,0x00,0x00, 0x00,0x03,0xC0,0x00,0x00,0x00,0x00,0x03,0xC0,0x00,0x00,0x00,0x00,0x01,0xC0,0x00, 0x00,0x00,0x00,0x01,0xC0,0x00,0x00,0x00,0x00,0x01,0xC0,0x00,0x00,0x00,0x00,0x01, 0xC0,0x00,0x00,0x00,0x00,0x01,0xE0,0x00,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x00, 0x00,0x00,0xE0,0x00,0x00,0x80,0x00,0x00,0xF0,0x00,0x01,0x80,0x00,0x00,0x78,0x00, 0x01,0x00,0x00,0x00,0x38,0x00,0x02,0x00,0x00,0x00,0x3C,0x00,0x0E,0x00,0x00,0x00, 0x1F,0x00,0x38,0x00,0x00,0x00,0x0F,0xE1,0xF0,0x00,0x00,0x00,0x03,0xFF,0xC0,0x00, 0x00,0x00,0x00,0xFF,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, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; //24*48 unsigned char num[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //0 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x0F,0xFF,0xF8,0x0F,0xFF,0xF8,0x0F,0xFF,0xF0, 0x0E,0x00,0x30,0x08,0x00,0x60,0x18,0x00,0x40,0x10,0x00, 0xC0,0x10,0x00,0x80,0x00,0x01,0x80,0x00,0x01,0x00,0x00, 0x03,0x00,0x00,0x02,0x00,0x00,0x06,0x00,0x00,0x04,0x00, 0x00,0x0C,0x00,0x00,0x0C,0x00,0x00,0x18,0x00,0x00,0x18, 0x00,0x00,0x38,0x00,0x00,0x30,0x00,0x00,0x30,0x00,0x00, 0x70,0x00,0x00,0x70,0x00,0x00,0x70,0x00,0x00,0x70,0x00, 0x00,0xF0,0x00,0x00,0xF0,0x00,0x00,0xF0,0x00,0x00,0xF0, 0x00,0x00,0xF0,0x00,0x00,0xF0,0x00,0x00,0x70,0x00,0x00, 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, //1 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x04,0x00,0x00,0x0C,0x00,0x00,0x1C,0x00, 0x03,0xFC,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C, 0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00, 0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00, 0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C, 0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00, 0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00, 0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C,0x00,0x00,0x1C, 0x00,0x00,0x1C,0x00,0x00,0x3E,0x00,0x03,0xFF,0xE0,0x00, 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, //2 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x7E,0x00,0x01,0x83,0x80,0x06,0x01,0xC0, 0x0C,0x00,0xE0,0x0C,0x00,0xE0,0x1C,0x00,0x70,0x1C,0x00, 0x70,0x1C,0x00,0x70,0x1E,0x00,0x70,0x1E,0x00,0x70,0x0E, 0x00,0x70,0x00,0x00,0xE0,0x00,0x00,0xE0,0x00,0x01,0xC0, 0x00,0x01,0xC0,0x00,0x03,0x80,0x00,0x07,0x00,0x00,0x0E, 0x00,0x00,0x1C,0x00,0x00,0x38,0x00,0x00,0x70,0x00,0x00, 0xE0,0x00,0x01,0xC0,0x00,0x01,0x80,0x00,0x03,0x00,0x10, 0x06,0x00,0x10,0x0C,0x00,0x30,0x18,0x00,0x30,0x10,0x00, 0x60,0x3F,0xFF,0xE0,0x3F,0xFF,0xE0,0x3F,0xFF,0xE0,0x00, 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, //3 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x7E,0x00,0x01,0x83,0x80,0x03,0x01,0xC0, 0x06,0x00,0xE0,0x0E,0x00,0xE0,0x0E,0x00,0x70,0x0F,0x00, 0x70,0x0F,0x00,0x70,0x07,0x00,0x70,0x00,0x00,0x70,0x00, 0x00,0x60,0x00,0x00,0xE0,0x00,0x00,0xC0,0x00,0x01,0x80, 0x00,0x07,0x00,0x00,0x7C,0x00,0x00,0x07,0x80,0x00,0x00, 0xC0,0x00,0x00,0x60,0x00,0x00,0x70,0x00,0x00,0x30,0x00, 0x00,0x38,0x00,0x00,0x38,0x0C,0x00,0x38,0x1E,0x00,0x38, 0x1E,0x00,0x38,0x1E,0x00,0x30,0x1C,0x00,0x70,0x0C,0x00, 0x60,0x06,0x00,0xC0,0x03,0x03,0x80,0x00,0xFE,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, //4 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x01,0x80,0x00,0x03,0x80,0x00,0x03,0x80, 0x00,0x07,0x80,0x00,0x0F,0x80,0x00,0x0B,0x80,0x00,0x1B, 0x80,0x00,0x13,0x80,0x00,0x33,0x80,0x00,0x63,0x80,0x00, 0x43,0x80,0x00,0xC3,0x80,0x01,0x83,0x80,0x01,0x03,0x80, 0x03,0x03,0x80,0x02,0x03,0x80,0x04,0x03,0x80,0x0C,0x03, 0x80,0x08,0x03,0x80,0x18,0x03,0x80,0x30,0x03,0x80,0x3F, 0xFF,0xFC,0x3F,0xFF,0xFC,0x00,0x03,0x80,0x00,0x03,0x80, 0x00,0x03,0x80,0x00,0x03,0x80,0x00,0x03,0x80,0x00,0x03, 0x80,0x00,0x03,0x80,0x00,0x03,0xC0,0x00,0x7F,0xFC,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, //5 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x07,0xFF,0xF0,0x07,0xFF,0xF0,0x07,0xFF,0xF0, 0x04,0x00,0x00,0x04,0x00,0x00,0x04,0x00,0x00,0x04,0x00, 0x00,0x04,0x00,0x00,0x08,0x00,0x00,0x08,0x00,0x00,0x08, 0x00,0x00,0x08,0x7F,0x00,0x09,0xFF,0x80,0x0B,0x81,0xC0, 0x0E,0x00,0xE0,0x0E,0x00,0x70,0x0C,0x00,0x70,0x00,0x00, 0x78,0x00,0x00,0x38,0x00,0x00,0x38,0x00,0x00,0x38,0x00, 0x00,0x38,0x0C,0x00,0x38,0x1E,0x00,0x38,0x1E,0x00,0x38, 0x1E,0x00,0x30,0x1C,0x00,0x70,0x0C,0x00,0x70,0x0C,0x00, 0xE0,0x06,0x00,0xC0,0x03,0x83,0x80,0x00,0xFE,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, //6 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x3F,0x00,0x00,0xC1,0xC0,0x01,0x81,0xC0, 0x03,0x01,0xE0,0x06,0x01,0xE0,0x0C,0x01,0xE0,0x0C,0x00, 0x00,0x0C,0x00,0x00,0x1C,0x00,0x00,0x18,0x00,0x00,0x18, 0x00,0x00,0x38,0x00,0x00,0x38,0x3F,0x00,0x38,0xFF,0xC0, 0x3B,0xC1,0xE0,0x3B,0x00,0xE0,0x3E,0x00,0x70,0x3C,0x00, 0x70,0x38,0x00,0x38,0x38,0x00,0x38,0x38,0x00,0x38,0x38, 0x00,0x38,0x38,0x00,0x38,0x18,0x00,0x38,0x1C,0x00,0x38, 0x1C,0x00,0x38,0x0C,0x00,0x30,0x0E,0x00,0x70,0x06,0x00, 0x60,0x03,0x00,0xC0,0x01,0xC1,0x80,0x00,0x7E,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, //7 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x0F,0xFF,0xF8,0x0F,0xFF,0xF8,0x0F,0xFF,0xF0, 0x0E,0x00,0x30,0x08,0x00,0x60,0x18,0x00,0x40,0x10,0x00, 0xC0,0x10,0x00,0x80,0x00,0x01,0x80,0x00,0x01,0x00,0x00, 0x03,0x00,0x00,0x02,0x00,0x00,0x06,0x00,0x00,0x04,0x00, 0x00,0x0C,0x00,0x00,0x0C,0x00,0x00,0x18,0x00,0x00,0x18, 0x00,0x00,0x38,0x00,0x00,0x30,0x00,0x00,0x30,0x00,0x00, 0x70,0x00,0x00,0x70,0x00,0x00,0x70,0x00,0x00,0x70,0x00, 0x00,0xF0,0x00,0x00,0xF0,0x00,0x00,0xF0,0x00,0x00,0xF0, 0x00,0x00,0xF0,0x00,0x00,0xF0,0x00,0x00,0x70,0x00,0x00, 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, //8 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0xFF,0x00,0x03,0x81,0xC0,0x07,0x00,0xE0, 0x0E,0x00,0x70,0x0C,0x00,0x70,0x1C,0x00,0x38,0x1C,0x00, 0x38,0x1C,0x00,0x38,0x1C,0x00,0x38,0x1E,0x00,0x38,0x0F, 0x00,0x70,0x0F,0x80,0x70,0x07,0xC0,0xE0,0x03,0xF1,0xC0, 0x01,0xFF,0x00,0x01,0xFF,0x00,0x03,0x1F,0x80,0x06,0x07, 0xC0,0x0E,0x03,0xE0,0x1C,0x00,0xF0,0x1C,0x00,0xF0,0x38, 0x00,0x78,0x38,0x00,0x38,0x38,0x00,0x38,0x38,0x00,0x38, 0x38,0x00,0x38,0x38,0x00,0x38,0x1C,0x00,0x70,0x0C,0x00, 0x60,0x06,0x00,0xE0,0x03,0x81,0x80,0x00,0xFE,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, //9 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0xFC,0x00,0x03,0x83,0x00,0x06,0x00,0x80, 0x0E,0x00,0xC0,0x1C,0x00,0x60,0x1C,0x00,0x60,0x18,0x00, 0x30,0x38,0x00,0x30,0x38,0x00,0x30,0x38,0x00,0x38,0x38, 0x00,0x38,0x38,0x00,0x38,0x38,0x00,0x38,0x38,0x00,0x78, 0x1C,0x00,0x78,0x1C,0x00,0xF8,0x1E,0x01,0xB8,0x0F,0x87, 0x38,0x07,0xFE,0x38,0x01,0xF8,0x38,0x00,0x00,0x30,0x00, 0x00,0x70,0x00,0x00,0x70,0x00,0x00,0x70,0x00,0x00,0x60, 0x00,0x00,0xE0,0x06,0x00,0xC0,0x0F,0x01,0xC0,0x0F,0x01, 0x80,0x0F,0x03,0x00,0x07,0x0E,0x00,0x01,0xF8,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00}; void Delay(U32 x){ U32 i, j, k; for(i = 0; i < x; i++) for(j = 0; j < 0xff; j++) for(k = 0; k < 0xff; k++) ; } void Init_LCD(){ rLCDCON1=(CLKVAL<<8)|(MMODE<<7)|(PNRMODE<<5)|(BPPMODE<<1)|0; //设置CLKVAL，VCLK=HCLK/[(CLKVAL+1)*2],决定VM的触发方式，选择显示模式和BPP模式，暂时不要开启LCD，因为还没有设置好 rLCDCON2=(VBPD<<24)|(LINEVAL<<14)|(VFPD<<6)|(VSPW); //rLCDCON2，rLCDCON3和rLCDCON4主要设置时序 rLCDCON3=(HBPD<<19)|(HOZVAL<<8)|(HFPD); rLCDCON4=(HSPW); rLCDCON5 = (BPP24BL<<12) | (INVVCLK<<10) | (INVVLINE<<9) | (INVVFRAME<<8) | (0<<7) | (INVVDEN<<6) | (PWREN<<3) |(BSWP<<1) | (HWSWP); //INVVLINE和INVVFRAME需要进行翻转，因为CPU发出的是正脉冲，LCD使用的是负脉冲，所以要改变极性，PWREN使能电源信号 rLCDSADDR1=(((U32)LCD_BUFFER>>22)<<21)|M5D((U32)LCD_BUFFER>>1); rLCDSADDR2=M5D(((U32)LCD_BUFFER+(SCR_XSIZE*SCR_YSIZE*4))>>1 ); rLCDSADDR3=PAGEWIDTH*32/16; rLCDINTMSK|=(3); rTCONSEL = 0; rGPCUP = 0x0; rGPDCON = 0xaaaaaaaa; rGPCCON = 0xaaaa02a9; rGPDUP = 0x0; rGPGUP=rGPGUP&(~(1<<4))|(1<<4); rGPGCON=rGPGCON&(~(3<<8))|(3<<8); rLCDCON1 |= 1; //使能数据输出和LCD控制信号 } void Paint_text(U32 x, U32 y, U32 color, unsigned char ch[], U32 lengx, U32 lengy){ //我的这个函数是通用的，只要正确传递参数 int i, j, test, t = -1; for(i = 0; i < lengy; i++){ for(j = 0; j < lengx; j++){ if(j%8 == 0){ test = 0x80; t++; } if(ch[t] & test) LCD_BUFFER[x+i][y+j] = color; test >>= 1; } } } void Paint_background(U32 c, U32 startx, U32 starty, U32 endx, U32 endy){ U32 i,j; for(j = starty; j < endy; j++) for(i = startx; i < endx; i++) LCD_BUFFER[j][i] = c; } U32 readAD(U32 ch){ rADCCON = (1<<14)|(49<<6)|(ch<<3); rADCCON |= 0x1; while(rADCCON & 0x1); while(!(rADCCON & 0x8000)); return ((U32)rADCDAT0 & 0x3ff)*99/0x3ff ; } int LcdMain(){ U32 temperature, pre[2]; pre[0] = pre[1] = 0; Init_LCD(); Paint_background(0xFFFFFF,0,0,LCD_XSIZE,LCD_YSIZE); Paint_text(100, 20, 0x0, wen, 48, 48); Paint_text(100, 68, 0x0, du, 48, 48); Paint_text(100, 116, 0x0, s1, 48, 48); Paint_text(100, 212, 0x0, s2, 48, 48); while(1){ temperature = readAD(0); //读取温度 if(temperature / 10 != pre[1]){ //如果温度改变了，调节LCD上显示的温度，如果没有改变跳过 pre[1] = temperature/10; Paint_background(0xFFFFFF,164,100,164+24,100+48); Paint_text(100, 164, 0x0, num+pre[1]*144,24,48); //因为每个数字占24*48/8=144个字节，所以num+offset就可以定位 } if(temperature %10 != pre[0]){ pre[0] = temperature%10; Paint_background(0xFFFFFF,188,100,188+24,100+48); Paint_text(100, 188, 0x0, num+pre[0]*144,24,48); } Delay(100); } }

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