最新版本 :1.0 2015-6-29
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目录 声明...2 目录...4 版本历史...5 1 引言...6 1.1 编写目的... 6 1.2 术语和缩写词... 6 2 方案规格介绍...6 第 4 页
版本历史 日期版本号注释作者 2015-6-29 1.0 建立初始版本 mikeyang 第 5 页
1 引言 1.1 编写目的 本文档为 AS211D 方案规格的介绍性文档, 方便客户了解方案的概况 1.2 术语和缩写词 AMV AP 缩写和术语 解释 一种用于便携式播放器上的先进视频引擎的视频格式 Application, 应用程序 2 方案规格介绍 1. 集音视频播放 图片浏览 FM 录音 文本阅读 游戏 电话本等功能于一体 (NorBase 无游戏, 电话本功能 ) 2. 采用 AK2117D 系列芯片 3. 外壳 : 竖屏模具 4. USB 接口 :Mini USB 接口 5. 屏幕支持 :TFT LCD 屏,8080 接口, 分辨率 160 128 6. 存储支持 :NAND FLASH Base 方案, 支持 MLC SLC,IC 硬件支持 8/24/40/60 bit ECC, 最多支持 4CE Nand flash, 最大容量可达 32GB Nor FLASH Base 方案, 支持常见的以 64K 为擦除单元的 Nor Flash, 容量视固件大小而定 7. 插卡支持 :SD/MMC/TF/SDHC 扩展卡支持 8. IC 内部集成软开关电路, 可极大减小 standby 功耗 9. 音乐播放 : 支持 WMA WAV APE FLAC 等格式播放 第 6 页
10. 录音支持 : 支持 FM/MIC/LINE IN 录音 格式支持 WAV 11. 图片浏览支持 : 支持 JPEG BMP GIF 格式的浏览 12. 视频播放支持 : 支持高品质的 AMV,AVI, 帧率可达 25fps 以上 13. FM Radio 支持 14. 文本文档阅读支持, 支持 ANSI 和 Unicode 编码 15. 设置功能 : 支持各功能属性的显示以及按键音的设置 16. 游戏功能 : 支持推箱子等 4 款游戏功能 NorBase 不支持游戏功能 17. 电话本 : 支持电话本的查询 导入和导出功能 NorBase 不支持电话本功能 18. ADFU 恢复和 USB 升级方式的支持固件更新 19. 支持 24 种语言,unicode 编码驱动支持, 方便扩展 ; 20. 支持播放列表 ; 21. 支持 40 级硬件音量 ; 22. 支持图片缩略图播放 ; 23. 支持用户订制 wlecome 画面 ; 24. 支持 AutoRun 隐藏盘 自动复制文件等量产功能, 支持加密盘分区 NorBase 不支持此功能 25. 支持音视频格式的自动转换功能 ; 26. 支持固件的 Modify 功能 第 7 页