330 lines
12 KiB
Plaintext
330 lines
12 KiB
Plaintext
C51 COMPILER V9.52.0.0 OLED 08/22/2017 09:50:56 PAGE 1
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C51 COMPILER V9.52.0.0, COMPILATION OF MODULE OLED
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OBJECT MODULE PLACED IN oled.obj
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COMPILER INVOKED BY: C:\C51\Keil_v5\C51\BIN\C51.EXE SRC\oled.c BROWSE INCDIR(.\SRC) DEBUG OBJECTEXTEND PRINT(.\oled.lst)
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- TABS(2) OBJECT(oled.obj)
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line level source
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1 //////////////////////////////////////////////////////////////////////////////////
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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
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3 //中景园电子
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4 //店铺地址：http://shop73023976.taobao.com/?spm=2013.1.0.0.M4PqC2
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5 //
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6 // 文 件 名 : main.c
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7 // 版 本 号 : v2.0
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8 // 作 者 : HuangKai
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9 // 生成日期 : 2014-0101
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10 // 最近修改 :
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11 // 功能描述 : OLED 4接口演示例程(51系列)
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12 // 说明:
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13 // ----------------------------------------------------------------
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14 // GND 电源地
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15 // VCC 接5V或3.3v电源
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16 // D0 P1^0（SCL）
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17 // D1 P1^1（SDA）
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18 // RES 接P12
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19 // DC 接P13
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20 // CS 接P14
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21 // ----------------------------------------------------------------
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22 // 修改历史 :
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23 // 日 期 :
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24 // 作 者 : HuangKai
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25 // 修改内容 : 创建文件
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26 //版权所有，盗版必究。
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27 //Copyright(C) 中景园电子2014/3/16
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28 //All rights reserved
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29 //******************************************************************************/。
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30 #include "oled.h"
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31 //#include "stdlib.h"
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32 #include "oledfont.h"
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33 //#include "delay.h"
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34 //OLED的显存
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35 //存放格式如下.
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36 //[0]0 1 2 3 ... 127
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37 //[1]0 1 2 3 ... 127
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38 //[2]0 1 2 3 ... 127
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39 //[3]0 1 2 3 ... 127
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40 //[4]0 1 2 3 ... 127
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41 //[5]0 1 2 3 ... 127
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42 //[6]0 1 2 3 ... 127
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43 //[7]0 1 2 3 ... 127
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44 void delay_ms(unsigned int ms)
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45 {
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46 1 unsigned int a;
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47 1 while(ms)
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48 1 {
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49 2 a=1800;
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50 2 while(a--);
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51 2 ms--;
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52 2 }
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53 1 return;
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54 1 }
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C51 COMPILER V9.52.0.0 OLED 08/22/2017 09:50:56 PAGE 2
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55 #if OLED_MODE==1
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//向SSD1106写入一个字节。
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//dat:要写入的数据/命令
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//cmd:数据/命令标志 0,表示命令;1,表示数据;
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void OLED_WR_Byte(u8 dat,u8 cmd)
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{
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DATAOUT(dat);
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if(cmd)
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OLED_DC_Set();
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else
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OLED_DC_Clr();
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OLED_CS_Clr();
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OLED_WR_Clr();
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OLED_WR_Set();
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OLED_CS_Set();
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OLED_DC_Set();
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}
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#else
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73 //向SSD1306写入一个字节。
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74 //dat:要写入的数据/命令
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75 //cmd:数据/命令标志 0,表示命令;1,表示数据;
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76 void OLED_WR_Byte(u8 dat,u8 cmd)
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77 {
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78 1 u8 i;
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79 1 if(cmd)
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80 1 OLED_DC_Set();
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81 1 else
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82 1 OLED_DC_Clr();
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83 1 OLED_CS_Clr();
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84 1 for(i=0;i<8;i++)
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85 1 {
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86 2 OLED_SCLK_Clr();
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87 2 if(dat&0x80)
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88 2 {
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89 3 OLED_SDIN_Set();
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90 3 }
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91 2 else
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92 2 OLED_SDIN_Clr();
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93 2 OLED_SCLK_Set();
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94 2 dat<<=1;
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95 2 }
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96 1 OLED_CS_Set();
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97 1 OLED_DC_Set();
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98 1 }
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99 #endif
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100 void OLED_Set_Pos(unsigned char x, unsigned char y)
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101 {
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102 1 OLED_WR_Byte(0xb0+y,OLED_CMD);
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103 1 OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD);
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104 1 OLED_WR_Byte((x&0x0f)|0x01,OLED_CMD);
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105 1 }
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106 //开启OLED显示
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107 void OLED_Display_On(void)
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108 {
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109 1 OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令
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110 1 OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON
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111 1 OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON
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112 1 }
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113 //关闭OLED显示
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114 void OLED_Display_Off(void)
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115 {
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116 1 OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令
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C51 COMPILER V9.52.0.0 OLED 08/22/2017 09:50:56 PAGE 3
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117 1 OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF
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118 1 OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF
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119 1 }
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120 //清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!!
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121 void OLED_Clear(void)
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122 {
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123 1 u8 i,n;
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124 1 for(i=0;i<16;i++)
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125 1 {
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126 2 OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址（0~7）
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127 2 OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址
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128 2 OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址
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129 2 for(n=0;n<64;n++)OLED_WR_Byte(0,OLED_DATA);
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130 2 } //更新显示
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131 1 }
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132
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133
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134 //在指定位置显示一个字符,包括部分字符
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135 //x:0~127
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136 //y:0~63
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137 //mode:0,反白显示;1,正常显示
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138 //size:选择字体 16/12
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139 void OLED_ShowChar(u8 x,u8 y,u8 chr)
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140 {
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141 1 unsigned char c=0,i=0;
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142 1 c=chr-' ';//得到偏移后的值
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143 1 if(x>Max_Column-1){x=0;y=y+2;}
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144 1 if(SIZE ==16)
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145 1 {
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146 2 OLED_Set_Pos(x,y);
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147 2 for(i=0;i<8;i++)
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148 2 OLED_WR_Byte(F8X16[c*16+i],OLED_DATA);
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149 2 OLED_Set_Pos(x,y+1);
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150 2 for(i=0;i<8;i++)
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151 2 OLED_WR_Byte(F8X16[c*16+i+8],OLED_DATA);
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152 2 }
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153 1 else {
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154 2 OLED_Set_Pos(x,y+1);
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155 2 for(i=0;i<6;i++)
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156 2 OLED_WR_Byte(F6x8[c][i],OLED_DATA);
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157 2
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158 2 }
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159 1 }
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160 //m^n函数
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161 u32 oled_pow(u8 m,u8 n)
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162 {
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163 1 u32 result=1;
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164 1 while(n--)result*=m;
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165 1 return result;
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166 1 }
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167 //显示2个数字
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168 //x,y :起点坐标
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169 //len :数字的位数
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170 //size:字体大小
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171 //mode:模式 0,填充模式;1,叠加模式
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172 //num:数值(0~4294967295);
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173 void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size2)
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174 {
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175 1 u8 t,temp;
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176 1 u8 enshow=0;
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177 1 for(t=0;t<len;t++)
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178 1 {
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C51 COMPILER V9.52.0.0 OLED 08/22/2017 09:50:56 PAGE 4
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179 2 temp=(num/oled_pow(10,len-t-1))%10;
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180 2 if(enshow==0&&t<(len-1))
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181 2 {
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182 3 if(temp==0)
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183 3 {
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184 4 OLED_ShowChar(x+(size2/2)*t,y,' ');
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185 4 continue;
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186 4 }else enshow=1;
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187 3
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188 3 }
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189 2 OLED_ShowChar(x+(size2/2)*t,y,temp+'0');
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190 2 }
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191 1 }
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192 //显示一个字符号串
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193 void OLED_ShowString(u8 x,u8 y,u8 *chr)
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194 {
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195 1 unsigned char j=0;
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196 1 while (chr[j]!='\0')
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197 1 { OLED_ShowChar(x,y,chr[j]);
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198 2 x+=8;
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199 2 if(x>120){x=0;y+=2;}
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200 2 j++;
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201 2 }
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202 1 }
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203 //显示汉字
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204 void OLED_ShowCHinese(u8 x,u8 y,u8 no)
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205 {
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206 1 u8 t,adder=0;
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207 1 OLED_Set_Pos(x,y);
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208 1 for(t=0;t<16;t++)
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209 1 {
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210 2 OLED_WR_Byte(Hzk[2*no][t],OLED_DATA);
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211 2 adder+=1;
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212 2 }
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213 1 OLED_Set_Pos(x,y+1);
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214 1 for(t=0;t<16;t++)
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215 1 {
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216 2 OLED_WR_Byte(Hzk[2*no+1][t],OLED_DATA);
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217 2 adder+=1;
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218 2 }
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219 1 }
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220 /***********功能描述：显示显示BMP图片128×64起始点坐标(x,y),x的范围0～127，y为页的范围0～7****************
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-*/
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221 void OLED_DrawBMP(unsigned char x0, unsigned char y0,unsigned char x1, unsigned char y1,unsigned char BMP[
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-])
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222 {
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223 1 unsigned int j=0;
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224 1 unsigned char x,y;
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225 1
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226 1 if(y1%8==0) y=y1/8;
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227 1 else y=y1/8+1;
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228 1 for(y=y0;y<y1;y++)
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229 1 {
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230 2 OLED_Set_Pos(x0,y);
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231 2 for(x=x0;x<x1;x++)
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232 2 {
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233 3 OLED_WR_Byte(BMP[j++],OLED_DATA);
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234 3 }
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235 2 }
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236 1 }
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237
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238
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C51 COMPILER V9.52.0.0 OLED 08/22/2017 09:50:56 PAGE 5
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239 //初始化SSD1306
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240 void OLED_Init(void)
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241 {
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242 1
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243 1 OLED_RST_Set();
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244 1 delay_ms(100);
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245 1 OLED_RST_Clr();
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246 1 delay_ms(200);
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247 1 OLED_RST_Set();
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248 1
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249 1 OLED_WR_Byte(0xAE,OLED_CMD);/*display off*/
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250 1
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251 1 OLED_WR_Byte(0x00,OLED_CMD);/*set lower column address*/
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252 1 OLED_WR_Byte(0x10,OLED_CMD);/*set higher column address*/
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253 1
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254 1 OLED_WR_Byte(0xB0,OLED_CMD);/*set page address*/
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255 1
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256 1 OLED_WR_Byte(0xDC,OLED_CMD);/*set display start line*/
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257 1 OLED_WR_Byte(0x00,OLED_CMD);
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258 1
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259 1 OLED_WR_Byte(0x81,OLED_CMD);/*contract control*/
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260 1 OLED_WR_Byte(0xFF,OLED_CMD);
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261 1
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262 1 OLED_WR_Byte(0x20,OLED_CMD);/* Set Memory addressing mode (0x20/0x21) */
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263 1 OLED_WR_Byte(0xA0,OLED_CMD);/*set segment remap*/
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264 1
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265 1 OLED_WR_Byte(0xC0,OLED_CMD);/*Com scan direction*/
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266 1
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267 1 OLED_WR_Byte(0xA4,OLED_CMD);/*Disable Entire Display On (0xA4/0xA5)*/
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268 1 OLED_WR_Byte(0xA6,OLED_CMD); /*normal / reverse*/
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269 1
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270 1 OLED_WR_Byte(0xA8,OLED_CMD);/*multiplex ratio*/
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271 1 OLED_WR_Byte(0x3F,OLED_CMD);/*duty = 1/64*/
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272 1
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273 1 OLED_WR_Byte(0xD3,OLED_CMD);/*set display offset*/
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274 1 OLED_WR_Byte(0x60,OLED_CMD);
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275 1
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276 1 OLED_WR_Byte(0xD5,OLED_CMD);/*set osc division*/
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277 1 OLED_WR_Byte(0xF0,OLED_CMD);
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278 1 OLED_WR_Byte(0xD9,OLED_CMD);/*set pre-charge period*/
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279 1 OLED_WR_Byte(0x22,OLED_CMD);
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280 1
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281 1 OLED_WR_Byte(0xDB,OLED_CMD);/*set vcomh*/
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282 1 OLED_WR_Byte(0x35,OLED_CMD);
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283 1
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284 1 OLED_WR_Byte(0xAD,OLED_CMD);/*set charge pump enable*/
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285 1 OLED_WR_Byte(0x80,OLED_CMD);/*Set DC-DC enable (a=0:disable; a=1:enable) */
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286 1 OLED_WR_Byte(0xAF,OLED_CMD); /*display ON*/
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287 1 OLED_Clear();
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288 1 OLED_Set_Pos(0,0);
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289 1 }
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290
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291
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292
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*** WARNING C294 IN LINE 154 OF SRC\oled.c: unreachable code
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MODULE INFORMATION: STATIC OVERLAYABLE
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CODE SIZE = 817 ----
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CONSTANT SIZE = 2520 ----
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XDATA SIZE = ---- ----
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PDATA SIZE = ---- ----
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C51 COMPILER V9.52.0.0 OLED 08/22/2017 09:50:56 PAGE 6
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DATA SIZE = ---- 27
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IDATA SIZE = ---- ----
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BIT SIZE = ---- ----
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END OF MODULE INFORMATION.
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C51 COMPILATION COMPLETE. 1 WARNING(S), 0 ERROR(S)
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