Esplora 主控板

From 52Pi Wiki
Jump to navigation Jump to search

0.91'OLED显示模块使用手册

产品简介

全新0.91' OLED显示模块,专为树莓派爱好者而设计,独特的OLED显示原理,每个像素点都能自己发光,兼具低功耗的特点,显示分辨率为128×32,显示区域为22.38×5.58MM,可显示汉字、ASCII、图案等,显示效果十分绚丽!

P01.jpg

产品参数

项目 参数
产品名称 树莓派:0.91'OLED显示模块
分辨率 128×32
屏幕尺寸 0.91
显示面积 22.38×5.58MM
显示屏尺寸 30.0×11.50×1.45
模块尺寸 35.1(长)x15.12(宽)x11.8(高)MM
像素相邻间距 0.17×0.17
像素尺寸 0.15×0.15
工作电压 3.3V

产品展示

P14.JPGP13.JPGP15.JPG

安装于树莓派端

P5.JPGP4.JPGP2.JPG

夜晚下的表现

P12.JPGP10.JPGP11.JPG

电气连接图

Pic2.png

如何使用

  1. 对于初次使用的用户请确保树莓派I2C接口已经打开,如何打I2C请参考 http://www.52pi.net/forum.php?mod=viewthread&tid=1363&highlight=rtc
  1. 首先下载安装0.91'OLED树莓派端驱动ssd1306 driver,下载完成后解压缩复制到树莓派用户目录下
  1. 输入指令 sudo apt-get install build-essential git-core libi2c-dev i2c-tools lm-sensors安装驱动屏幕所需要的组件
Test1.png
  1. 待安装完成后,进入/etc目录修改modules文件添加如下I2C硬件配置
i2c-bcm2708
i2c-dev
Test3.png
Test4.png
  1. 进入驱动文件目录下输入sudo make安装驱动程序
Test5.png
  1. 安装成功后打开example文件夹 输入make指令编译示例程序,编译成功后发现,当前文件夹下已成功生成可执行文件ssd1306_demo
Test6.png
  1. 输入sudo ./ssd1306_demo执行可以看到0.91'OLED模块已经成功点亮
Test7.png
Test9.JPG

示例代码说明

.
#include "OLEDType_SSD1306.h"  //包含驱动的头文件
#include "OLED_GFX.h"          
#include "OLED_SSD1306.h"

OLED_SSD1306 display;                                                              //实例化一个类OLED_SSD1306对象

const unsigned char rpi_2[128] = { /* 0X00,0X01,0X1A,0X00,0X20,0X00, */           //图片的二进制文件
0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X07,0XC1,0XF0,0X00,0X18,0X32,0X06,0X00,
0X10,0X0C,0X02,0X00,0X11,0X0C,0X02,0X00,0X10,0X4C,0X84,0X00,0X08,0X2D,0X04,0X00,
0X0C,0X1E,0X08,0X00,0X06,0X3F,0X10,0X00,0X03,0XE1,0XF0,0X00,0X04,0X40,0X18,0X00,
0X08,0XC0,0X88,0X00,0X09,0XFF,0XE4,0X00,0X0F,0X1C,0X34,0X00,0X1E,0X0C,0X1E,0X00,
0X24,0X0C,0X12,0X00,0X24,0X0C,0X01,0X00,0X24,0X0C,0X11,0X00,0X26,0X1E,0X19,0X00
0X2F,0XE1,0XFB,0X00,0X1B,0XC0,0XE6,0X00,0X10,0XC0,0XC6,0X00,0X10,0XC0,0X84,0X00,
0X08,0X40,0X84,0X00,0X08,0X73,0X0C,0X00,0X06,0X7F,0X98,0X00,0X01,0XC0,0XE0,0X00,
0X00,0XC0,0XC0,0X00,0X00,0X33,0X00,0X00,0X00,0X0C,0X00,0X00,0X00,0X00,0X00,0X00,
};

unsigned char rpi_3[128] = { /* 0X00,0X01,0X1A,0X00,0X20,0X00, */               //图片的二进制文件
0XFF,0XFF,0XFF,0XC0,0XFF,0XFF,0XFF,0XC0,0XF8,0X3E,0X0F,0XC0,0XE7,0XCD,0XF9,0XC0,
0XEF,0XFB,0XFD,0XC0,0XEE,0XF3,0XFD,0XC0,0XEF,0XB3,0X7B,0XC0,0XF7,0XD2,0XFB,0XC0,
0XFF,0XE1,0XFF,0XC0,0XFD,0XC0,0XEF,0XC0,0XFC,0X1E,0X0F,0XC0,0XFB,0XBF,0XE7,0XC0,
0XF7,0X3F,0X77,0XC0,0XF6,0X00,0X1B,0XC0,0XF0,0XE3,0XCB,0XC0,0XE1,0XF3,0XE1,0XC0,
0XDB,0XF7,0XFD,0XC0,0XDB,0XF3,0XFE,0XC0,0XDB,0XF3,0XEE,0XC0,0XD9,0XE1,0XE6,0XC0,
0XD0,0X1E,0X04,0XC0,0XE4,0X3F,0X19,0XC0,0XEF,0X3F,0X39,0XC0,0XFF,0XBF,0X7B,0XC0,
0XF7,0XBF,0X7B,0XC0,0XF7,0X8C,0XF3,0XC0,0XF9,0X80,0X67,0XC0,0XFE,0X3F,0X1F,0XC0,
0XFF,0X3F,0X3F,0XC0,0XFF,0XDC,0XFF,0XC0,0XFF,0XF3,0XFF,0XC0,0XFF,0XFF,0XFF,0XC0,
};

int main(int argc, char **argv)
{
	if ( !display.init(OLED_I2C_RESET,OLED_OLED_I2C_128x32) )       //判断屏幕初始化是否成功,否则退出
		exit(EXIT_FAILURE);                                     
	display.begin();                                                //开始显示
	display.clearDisplay();                                         //清空屏幕
	display.drawBitmap(0,0,rpi_2,32,32,1);                          //显示图片函数位置为X:0,Y:0,图片为:RPI_2,图片长:32,图片宽:32,显示为黑色字体
	display.drawBitmap(96,0,rpi_2,32,32,1);                         //显示图片函数位置为X:96,Y:0,图片为:RPI_2,图片长:32,图片宽:32,显示为黑色字体
	display.drawRect(0,0,128,32,0);                                 //所有区域全部显示白色相当于清空屏幕          
	display.setTextSize(1);                                         //设置字体大小为1号
	display.setTextColor(WHITE);                                    //设置字体显示颜色为白色
	display.setCursor(29,0);                                        //设置字体显示位置为X:29,:Y:0
	display.print("Hello World");                                   //设置显示字体内容为Hello World
	display.setCursor(29,16);                                       //设置显示字体我\的位置为X:29,Y:16
	display.print("www.52pi.cn");                                   //设置显示的字体内容为www.52pi.cn
	display.display();                                              //显示内容
        usleep(10000);                                                  //延时

}

购买链接

附件


1306-0.91-CODE.zip
SSD1306-Revision 1.0.pdf


如对此页的规则或教程有意见者,可到此网页或是在管理员Powup333的讨论页留言。