摘要: 音频驱动有3种模式:1.MDD/PDD模式.2.Wavedev2模式.3.UAM模式 它们相同的地方很明显:它们公开相同的接口,因为是流驱动!都是透过流接口与上层的waveapi.dll交互.接着,细说它们的差异: 第一种MDD/PDD模式是最早被提供的模式,也是其他驱动常见分层模式.如果我们使用CE提供的MDD(wavemdd.lib)我们会受到一些限制: Only supports one d... 阅读全文
posted @ 2011-09-16 17:51 Star.wang 阅读(583) 评论(0) 推荐(0) 编辑
摘要: Thanks Bruce.In the driver code of dispdrvr.c, there is a variable bDoRotation, which isset FALSE for my LCD. I am not clear what this variable contols (Blt ??).When I try to set it TRUE, however, the... 阅读全文
posted @ 2011-09-16 17:46 Star.wang 阅读(216) 评论(0) 推荐(0) 编辑
摘要: Hi, all,I have a problem when doing lcd screen rotation on a pxa270 based platformusing ce 6.I saw someone has already discussed this issue here, and changed my drivercode according to these discussio... 阅读全文
posted @ 2011-09-16 17:41 Star.wang 阅读(230) 评论(0) 推荐(0) 编辑