<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Alexson_Wang的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Alexson_Wang</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Alexson_Wang]]></copyright><item><title><![CDATA[LCM 常用寄存器和resume方式]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/52384457</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/52384457</guid><author>Alexson_Wang</author><pubDate>Wed, 31 Aug 2016 14:19:38 +0800</pubDate><description><![CDATA[IC为ILI9881C的屏：
                                  1.在page 1中寄存器0x22的值若为0x09是反扫；若为0x0a则是正扫。
                                  2.如果出现“竖条纹”现象，反扫时修改page1中寄存器0x55的值，正扫修改寄存器0x53的值。
                       ]]></description><category></category></item><item><title><![CDATA[mipi clock 速率过低引起轻微闪屏]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/52290815</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/52290815</guid><author>Alexson_Wang</author><pubDate>Tue, 23 Aug 2016 14:49:22 +0800</pubDate><description><![CDATA[在屏的驱动代码中如果mipi clock 速率过低 ，会有闪屏现象发生。所以在porting 一块新屏时，params->dsi.PLL_CLOCK 的值要must be in MTK suggested table 。


mipi clock 与FPS关系：
   

FPS计算方法：


BRPL(Bit Rate Per Lane)  = FL(Frame length)]]></description><category></category></item><item><title><![CDATA[Camera CTS failed 解决方法汇总]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/52289418</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/52289418</guid><author>Alexson_Wang</author><pubDate>Tue, 23 Aug 2016 11:29:13 +0800</pubDate><description><![CDATA[1.android.hardware.camera2.cts.ExtendedCameraCharacteristicsTest--testAvailableStreamConfigs

junit.framework.AssertionFailedError: Required FULLHD size not found for format 100 for: ID 1 : No eleme]]></description><category></category></item><item><title><![CDATA[调屏注意事项]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/51208477</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/51208477</guid><author>Alexson_Wang</author><pubDate>Thu, 21 Apr 2016 13:58:44 +0800</pubDate><description><![CDATA[1. 同一IC的屏原则上不能兼容
2. lcm_compare_id () 只有在兼容时调用]]></description><category></category></item><item><title><![CDATA[android L和android M的区别]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50955040</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50955040</guid><author>Alexson_Wang</author><pubDate>Tue, 22 Mar 2016 14:42:54 +0800</pubDate><description><![CDATA[android L与android M的区别主要还是应该关注M对L的改进。

Android M相比Android Lollipop（5.0）有六项重大的改进：
1.App Permissions（软件权限管理）：在Android M里，应用许可提示可以自定义了。
2.Chrome Custom Tabs（网页体验提升）：新版的M对于Chrome的网页浏览体验进行了提升，它对登陆网站、存储密码、自]]></description><category></category></item><item><title><![CDATA[编译错误—Linux 配置文件要区分大小写]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50921700</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50921700</guid><author>Alexson_Wang</author><pubDate>Fri, 18 Mar 2016 11:16:37 +0800</pubDate><description><![CDATA[1.在配置文件中要严格按照格式配置，注意区分大小写，否则编译会出错。]]></description><category></category></item><item><title><![CDATA[MyCommTool串口工具使用方法]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50911698</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50911698</guid><author>Alexson_Wang</author><pubDate>Thu, 17 Mar 2016 10:50:18 +0800</pubDate><description><![CDATA[工具： 串口数据线、MyCommTool软件、手机主板、电脑。串口数据线一端是USB接口 ，一端是三根线，]]></description><category></category></item><item><title><![CDATA[MT6735平台LCM调试]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50911025</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50911025</guid><author>Alexson_Wang</author><pubDate>Thu, 17 Mar 2016 09:53:12 +0800</pubDate><description><![CDATA[上司给了一块新屏及其初始化代码，要求在MT6735平台上调试好新屏。
              新屏的初始化代码如下：
//*************************************************//

//LCDD (Peripheral) Setting ILI9881C+hsd5.0HD
//*******************************]]></description><category></category></item><item><title><![CDATA[LCM driver 的命名规则]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50898932</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50898932</guid><author>Alexson_Wang</author><pubDate>Tue, 15 Mar 2016 18:46:36 +0800</pubDate><description><![CDATA[命名规则为： LCM IC 型号_该driver支持的分辨率_MIPI接口_接口下SYNC模式_屏供应商_平台
          如：nt35590_hd720_dsi_vdo_truly
        LCM
 IC型号：nt35516
 
       
该driver下屏的分辨率：hd720(1280×720)
 
       MIPI接口：DSI接口 (一共有三种接口]]></description><category></category></item><item><title><![CDATA[USB]]></title><link>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50898868</link><guid>https://blog.youkuaiyun.com/Alexson_Wang/article/details/50898868</guid><author>Alexson_Wang</author><pubDate>Tue, 15 Mar 2016 18:41:17 +0800</pubDate><description><![CDATA[USB 接口有4根线：
                                    红线：电源正极(接线上的标识为: +5v或VCC)
                                    白线：负电压数据线(标识：Data-或USB Port-)
                                    绿线：正电压数据线(标识：Data+或US]]></description><category></category></item></channel></rss>