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    "data": {
        "title": "0.91_OLED_(Chinese)",
        "rev_id": 389,
        "updated_at": "2015-07-07T02:11:28+00:00",
        "chunk_count": 13,
        "chunks": [
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "",
                "chunk_index": 0,
                "content": "# 0.91 OLED (Chinese)",
                "char_count": 21,
                "token_estimate": 6
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "产品简介",
                "chunk_index": 1,
                "content": "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！ <img src=\"091_top.JPG\" title=\"091_top.JPG\" width=\"600\" alt=\"091_top.JPG\" \/>",
                "char_count": 194,
                "token_estimate": 136
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "产品参数",
                "chunk_index": 2,
                "content": "|     项目     |             参数              |\n|:------------:|:-----------------------------:|\n|   产品名称   |   树莓派:0.91'OLED显示模块    |\n|    分辨率    |            128×32             |\n|   屏幕尺寸   |             0.91              |\n|   显示面积   |         22.38×5.58MM          |\n|  显示屏尺寸  |        30.0×11.50×1.45        |\n|   模块尺寸   | 35.1(长)x15.12(宽)x11.8(高)MM |\n| 像素相邻间距 |           0.17×0.17           |\n|   像素尺寸   |           0.15×0.15           |\n|   工作电压   |             3.3V              |",
                "char_count": 486,
                "token_estimate": 187
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "产品展示",
                "chunk_index": 3,
                "content": "<img src=\"p14.JPG\" title=\"p14.JPG\" width=\"330\" alt=\"p14.JPG\" \/><img src=\"p13.JPG\" title=\"p13.JPG\" width=\"330\" alt=\"p13.JPG\" \/><img src=\"p15.JPG\" title=\"p15.JPG\" width=\"330\" alt=\"p15.JPG\" \/>\n\n安装于树莓派端\n\n<img src=\"p5.JPG\" title=\"p5.JPG\" width=\"330\" alt=\"p5.JPG\" \/><img src=\"p4.JPG\" title=\"p4.JPG\" width=\"330\" alt=\"p4.JPG\" \/><img src=\"p2.JPG\" title=\"p2.JPG\" width=\"330\" alt=\"p2.JPG\" \/>\n\n夜晚下的表现\n\n<img src=\"p12.JPG\" title=\"p12.JPG\" width=\"330\" alt=\"p12.JPG\" \/><img src=\"p10.JPG\" title=\"p10.JPG\" width=\"320\" alt=\"p10.JPG\" \/><img src=\"p11.JPG\" title=\"p11.JPG\" width=\"310\" alt=\"p11.JPG\" \/>",
                "char_count": 579,
                "token_estimate": 161
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "产品尺寸",
                "chunk_index": 4,
                "content": "<img src=\"0.91oled_dimention2.png\" title=\"0.91oled_dimention2.png\" width=\"1000\" alt=\"0.91oled_dimention2.png\" \/>",
                "char_count": 112,
                "token_estimate": 28
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "电气连接图",
                "chunk_index": 5,
                "content": "<img src=\"Pic2.png\" title=\"Pic2.png\" width=\"1000\" alt=\"Pic2.png\" \/>",
                "char_count": 67,
                "token_estimate": 17
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "如何使用",
                "chunk_index": 6,
                "content": "-   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>\n\n<!-- -->\n\n-   首先使用需下载安装0.91'OLED树莓派端驱动[ssd1306 driver](#tech1 \"wikilink\"),下载完成后解压缩复制到树莓派用户目录下\n\n<!-- -->\n\n-   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\n\n![](Test1.png \"Test1.png\")\n\n-   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\n\n<!-- -->\n\n    i2c-bcm2708\n    i2c-dev\n\n![](Test3.png \"Test3.png\")\n\n![](Test4.png \"Test4.png\")\n\n-   进入驱动文件目录下输入sudo make安装驱动程序\n\n![](Test5.png \"Test5.png\")\n\n-   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\n\n![](Test6.png \"Test6.png\")\n\n-   输入sudo .\/ssd1306_demo执行可以看到0.91'OLED模块已经成功点亮\n\n![](Test7.png \"Test7.png\")\n<img src=\"Test9.JPG\" title=\"Test9.JPG\" width=\"900\" alt=\"Test9.JPG\" \/>",
                "char_count": 791,
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            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "示例代码说明",
                "chunk_index": 7,
                "content": "#include \"OLEDType_SSD1306.h\"  \/\/包含驱动的头文件\n    #include \"OLED_GFX.h\"\n    #include \"OLED_SSD1306.h\"\n\nOLED_SSD1306 display;                                                              \/\/实例化一个类OLED_SSD1306对象\n\nconst unsigned char rpi_2[128] = { \/* 0X00,0X01,0X1A,0X00,0X20,0X00, *\/           \/\/图片的二进制文件\n    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X07,0XC1,0XF0,0X00,0X18,0X32,0X06,0X00,\n    0X10,0X0C,0X02,0X00,0X11,0X0C,0X02,0X00,0X10,0X4C,0X84,0X00,0X08,0X2D,0X04,0X00,\n    0X0C,0X1E,0X08,0X00,0X06,0X3F,0X10,0X00,0X03,0XE1,0XF0,0X00,0X04,0X40,0X18,0X00,\n    0X08,0XC0,0X88,0X00,0X09,0XFF,0XE4,0X00,0X0F,0X1C,0X34,0X00,0X1E,0X0C,0X1E,0X00,\n    0X24,0X0C,0X12,0X00,0X24,0X0C,0X01,0X00,0X24,0X0C,0X11,0X00,0X26,0X1E,0X19,0X00\n    0X2F,0XE1,0XFB,0X00,0X1B,0XC0,0XE6,0X00,0X10,0XC0,0XC6,0X00,0X10,0XC0,0X84,0X00,\n    0X08,0X40,0X84,0X00,0X08,0X73,0X0C,0X00,0X06,0X7F,0X98,0X00,0X01,0XC0,0XE0,0X00,\n    0X00,0XC0,0XC0,0X00,0X00,0X33,0X00,0X00,0X00,0X0C,0X00,0X00,0X00,0X00,0X00,0X00,\n    };",
                "char_count": 984,
                "token_estimate": 276
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            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "示例代码说明",
                "chunk_index": 8,
                "content": "unsigned char rpi_3[128] = { \/* 0X00,0X01,0X1A,0X00,0X20,0X00, *\/               \/\/图片的二进制文件\n    0XFF,0XFF,0XFF,0XC0,0XFF,0XFF,0XFF,0XC0,0XF8,0X3E,0X0F,0XC0,0XE7,0XCD,0XF9,0XC0,\n    0XEF,0XFB,0XFD,0XC0,0XEE,0XF3,0XFD,0XC0,0XEF,0XB3,0X7B,0XC0,0XF7,0XD2,0XFB,0XC0,\n    0XFF,0XE1,0XFF,0XC0,0XFD,0XC0,0XEF,0XC0,0XFC,0X1E,0X0F,0XC0,0XFB,0XBF,0XE7,0XC0,\n    0XF7,0X3F,0X77,0XC0,0XF6,0X00,0X1B,0XC0,0XF0,0XE3,0XCB,0XC0,0XE1,0XF3,0XE1,0XC0,\n    0XDB,0XF7,0XFD,0XC0,0XDB,0XF3,0XFE,0XC0,0XDB,0XF3,0XEE,0XC0,0XD9,0XE1,0XE6,0XC0,\n    0XD0,0X1E,0X04,0XC0,0XE4,0X3F,0X19,0XC0,0XEF,0X3F,0X39,0XC0,0XFF,0XBF,0X7B,0XC0,\n    0XF7,0XBF,0X7B,0XC0,0XF7,0X8C,0XF3,0XC0,0XF9,0X80,0X67,0XC0,0XFE,0X3F,0X1F,0XC0,\n    0XFF,0X3F,0X3F,0XC0,0XFF,0XDC,0XFF,0XC0,0XFF,0XF3,0XFF,0XC0,0XFF,0XFF,0XFF,0XC0,\n    };",
                "char_count": 777,
                "token_estimate": 205
            },
            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "示例代码说明",
                "chunk_index": 9,
                "content": "int main(int argc, char **argv)\n    {\n        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\n            exit(EXIT_FAILURE);\n        display.begin();                                                \/\/开始显示\n        display.clearDisplay();                                         \/\/清空屏幕\n        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\n        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\n        display.drawRect(0,0,128,32,0);                                 \/\/所有区域全部显示白色相当于清空屏幕\n        display.setTextSize(1);                                         \/\/设置字体大小为1号\n        display.setTextColor(WHITE);                                    \/\/设置字体显示颜色为白色\n        display.setCursor(29,0);                                        \/\/设置字体显示位置为X:29,:Y:0\n        display.print(\"Hello World\");                                   \/\/设置显示字体内容为Hello World\n        display.setCursor(29,16);                                       \/\/设置显示字体的位置为X:29,Y:16\n        display.print(\"www.52pi.cn\");                                   \/\/设置显示的字体内容为www.",
                "char_count": 1198,
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                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "示例代码说明",
                "chunk_index": 10,
                "content": "52pi.cn\n        display.display();                                              \/\/显示内容\n            usleep(10000);                                                  \/\/延时",
                "char_count": 167,
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                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "示例代码说明",
                "chunk_index": 11,
                "content": "}",
                "char_count": 1,
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            {
                "title": "0.91_OLED_(Chinese)",
                "rev_id": 389,
                "heading_path": "附件",
                "chunk_index": 12,
                "content": "[1306-0.91-CODE.zip](1306-0.91-CODE.zip \"wikilink\")\n[SSD1306-Revision 1.0.pdf](SSD1306-Revision_1.0.pdf \"wikilink\") [:Category:名称](:Category:名称 \"wikilink\")\n如对此页的规则或教程有意见者，可到[此网页或是在](Minecraft_Wiki_talk:wiki编辑手册 \"wikilink\")[管理员Powup333的讨论页留言](User_talk:Powup333 \"wikilink\")。",
                "char_count": 273,
                "token_estimate": 117
            }
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    }
}