C51 COMPILER V9.52.0.0 OLED 03/25/2015 20:23:32 PAGE 1 C51 COMPILER V9.52.0.0, COMPILATION OF MODULE OLED OBJECT MODULE PLACED IN oled.obj COMPILER INVOKED BY: C:\Keil_c51\C51\BIN\C51.EXE SRC\oled.c BROWSE INCDIR(.\SRC) DEBUG OBJECTEXTEND PRINT(.\oled.lst) TA -BS(2) OBJECT(oled.obj) line level source 1 ////////////////////////////////////////////////////////////////////////////////// 2 //本程序只供学习使用，未经作者许可，不得用于其它任何用途 3 //中景园电子 4 //店铺地址：http://shop73023976.taobao.com/?spm=2013.1.0.0.M4PqC2 5 // 6 // 文 件 名 : main.c 7 // 版 本 号 : v2.0 8 // 作 者 : HuangKai 9 // 生成日期 : 2014-0101 10 // 最近修改 : 11 // 功能描述 : OLED IIC接口演示例程(51系列) 12 // 说明: 13 // ---------------------------------------------------------------- 14 // GND 电源地 15 // VCC 接5V或3.3v电源 16 // D0 P1^0（SCL） 17 // D1 P1^1（SDA） 18 // RES 接高 19 // DC 接地 20 // CS 接地 21 // ---------------------------------------------------------------- 22 // 修改历史 : 23 // 日 期 : 24 // 作 者 : HuangKai 25 // 修改内容 : 创建文件 26 //版权所有，盗版必究。 27 //Copyright(C) 中景园电子2014/3/16 28 //All rights reserved 29 //******************************************************************************/ 30 #include "oled.h" 31 #include "picture.h" 32 33 34 /********************************************** 35 //IIC Start 36 **********************************************/ 37 void IIC_Start() 38 { 39 1 SCL = high; 40 1 SDA = high; 41 1 SDA = low; 42 1 SCL = low; 43 1 } 44 45 /********************************************** 46 //IIC Stop 47 **********************************************/ 48 void IIC_Stop() 49 { 50 1 SCL = low; 51 1 SDA = low; 52 1 SCL = high; 53 1 SDA = high; 54 1 } C51 COMPILER V9.52.0.0 OLED 03/25/2015 20:23:32 PAGE 2 55 /********************************************** 56 // IIC Write byte 57 **********************************************/ 58 void Write_IIC_Byte(unsigned char IIC_Byte) 59 { 60 1 unsigned char i; 61 1 for(i=0;i<8;i++) 62 1 { 63 2 if(IIC_Byte & 0x80) 64 2 SDA=high; 65 2 else 66 2 SDA=low; 67 2 SCL=high; 68 2 SCL=low; 69 2 IIC_Byte<<=1; 70 2 } 71 1 SDA=1; 72 1 SCL=1; 73 1 SCL=0; 74 1 } 75 /********************************************** 76 // IIC Write Command 77 **********************************************/ 78 void Write_IIC_Command(unsigned char IIC_Command) 79 { 80 1 IIC_Start(); 81 1 Write_IIC_Byte(0x78); //Slave address,SA0=0 82 1 Write_IIC_Byte(0x00); //write command 83 1 Write_IIC_Byte(IIC_Command); 84 1 IIC_Stop(); 85 1 } 86 /********************************************** 87 // IIC Write Data 88 **********************************************/ 89 void Write_IIC_Data(unsigned char IIC_Data) 90 { 91 1 IIC_Start(); 92 1 Write_IIC_Byte(0x78); //D/C#=0; R/W#=0 93 1 Write_IIC_Byte(0x40); //write data 94 1 Write_IIC_Byte(IIC_Data); 95 1 IIC_Stop(); 96 1 } 97 /******************************************** 98 // fill_Picture 99 ********************************************/ 100 void fill_picture(unsigned char fill_Data) 101 { 102 1 unsigned char m,n; 103 1 for(m=0;m<8;m++) 104 1 { 105 2 Write_IIC_Command(0xb0+m); //page0-page1 106 2 Write_IIC_Command(0x02); //low column start address 107 2 Write_IIC_Command(0x10); //high column start address 108 2 for(n=0;n<128;n++) 109 2 { 110 3 Write_IIC_Data(fill_Data); 111 3 } 112 2 } 113 1 } 114 /****************************************** 115 // picture用来显示一个图片 116 ******************************************/ C51 COMPILER V9.52.0.0 OLED 03/25/2015 20:23:32 PAGE 3 117 void Picture() 118 { 119 1 unsigned char x,y; 120 1 unsigned int i=0; 121 1 for(y=0;y<8;y++) 122 1 { 123 2 Write_IIC_Command(0xb0+y); 124 2 Write_IIC_Command(0x02); 125 2 Write_IIC_Command(0x10); 126 2 for(x=0;x<128;x++) 127 2 { 128 3 Write_IIC_Data(show[i++]); 129 3 } 130 2 } 131 1 } 132 133 /***********************Delay****************************************/ 134 void Delay_50ms(unsigned int Del_50ms) 135 { 136 1 unsigned int m; 137 1 for(;Del_50ms>0;Del_50ms--) 138 1 for(m=6245;m>0;m--); 139 1 } 140 141 void Delay_1ms(unsigned int Del_1ms) 142 { 143 1 unsigned char j; 144 1 while(Del_1ms--) 145 1 { 146 2 for(j=0;j<123;j++); 147 2 } 148 1 } 149 150 151 152 void Initial_M096128x64_ssd1306() 153 { 154 1 Delay_50ms(5); 155 1 Write_IIC_Command(0xAE); //display off 156 1 Write_IIC_Command(0x02); //Set Memory Addressing Mode 157 1 Write_IIC_Command(0x10); //00,Horizontal Addressing Mode;01,Vertical Addressing Mode;10,Page Addressing M -ode (RESET);11,Invalid 158 1 Write_IIC_Command(0x40); //Set Page Start Address for Page Addressing Mode,0-7 159 1 Write_IIC_Command(0xb0); //Set COM Output Scan Direction 160 1 Write_IIC_Command(0x81);//---set low column address 161 1 Write_IIC_Command(0xff);//---set high column address 162 1 Write_IIC_Command(0xa1);//--set start line address 163 1 Write_IIC_Command(0xa6);//--set contrast control register 164 1 Write_IIC_Command(0xa8); 165 1 Write_IIC_Command(0x3f);//--set segment re-map 0 to 127 166 1 Write_IIC_Command(0xad);//--set normal display 167 1 Write_IIC_Command(0x8b);//--set multiplex ratio(1 to 64) 168 1 Write_IIC_Command(0x33);// 169 1 Write_IIC_Command(0xc8);//0xa4,Output follows RAM content;0xa5,Output ignores RAM content 170 1 Write_IIC_Command(0xd3);//-set display offset 171 1 Write_IIC_Command(0x00);//-not offset 172 1 Write_IIC_Command(0xd5);//--set display clock divide ratio/oscillator frequency 173 1 Write_IIC_Command(0x80);//--set divide ratio 174 1 Write_IIC_Command(0xd9);//--set pre-charge period 175 1 Write_IIC_Command(0x1f); // 176 1 Write_IIC_Command(0xda);//--set com pins hardware configuration 177 1 Write_IIC_Command(0x12); C51 COMPILER V9.52.0.0 OLED 03/25/2015 20:23:32 PAGE 4 178 1 Write_IIC_Command(0xdb);//--set vcomh 179 1 Write_IIC_Command(0x40);//0x20,0.77xVcc 180 1 // Write_IIC_Command(0x8d);//--set DC-DC enable 181 1 // Write_IIC_Command(0x14);// 182 1 Write_IIC_Command(0xaf);//--turn on oled panel 183 1 } 184 185 186 187 188 *** WARNING C316 IN LINE 188 OF SRC\oled.c: unterminated conditionals MODULE INFORMATION: STATIC OVERLAYABLE CODE SIZE = 351 ---- CONSTANT SIZE = 1024 ---- XDATA SIZE = ---- ---- PDATA SIZE = ---- ---- DATA SIZE = ---- 2 IDATA SIZE = ---- ---- BIT SIZE = ---- ---- END OF MODULE INFORMATION. C51 COMPILATION COMPLETE. 1 WARNING(S), 0 ERROR(S)