SB3500开发资源介绍new
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高考英语3500词汇A.abandon [əˈbændən] vt. 放弃,遗弃;抛弃。
- 例句:They had to abandon the car and walk.(他们不得不弃车步行。
)ability [əˈbɪlətɪ] n. 能力;才能。
- 复数:abilities。
- 例句:He has the ability to solve the problem.(他有解决这个问题的能力。
)able [ˈeɪbl] adj. 能够;有能力的。
- be able to do sth. 能够做某事。
- 例句:I am able to speak English fluently.(我能够流利地说英语。
)abnormal [æbˈnɔːml] adj. 反常的,不正常的。
- 例句:This is an abnormal phenomenon.(这是一种反常现象。
)aboard [əˈbɔːd] prep. 在(船、飞机、车)上,上(船、飞机、车)adv. 在船(或飞机、车)上,上船(或飞机、车)- 例句:All passengers aboard fell into a panic.(车上所有的乘客都陷入了恐慌。
)abolish [əˈbɒlɪʃ] vt. 废除;废止。
- 例句:They decided to abolish the old rules.(他们决定废除旧的规定。
)abortion [əˈbɔːʃn] n. 流产,堕胎。
about [əˈbaʊt] prep. 关于;大约;在……周围adv. 大约;到处;在附近。
- be about to do sth. 即将做某事。
- 例句:I was about to leave when he came.(他来的时候我正要离开。
)above [əˈbʌv] prep. 在……上面;超过;胜过adv. 在上面;以上adj. 上面的;上述的。
第一单元晨读完形真题——完形语篇是最具发掘价值的语料库2020·全国卷Ⅰ——父母不应对孩子撒谎,否则对其有不良影响Since our twins began learning to walk, my wife and I have kept telling them that our sliding glass door is just a window. __1__ If we admit it is a door, they’ll want to go outside constantly.It will drive us crazy.The kids apparently kno w the truth.But our insisting it’s merely a window has kept them from attempting millions of requests to open the door.__2__ One day they’ll wake_up and discover that everything they’ve always known about windows is a lie.__3__ I have a very strong fear that the lie we’re telling is doing spiritual damage to our children.Windows and doors have important metaphorical (比喻) mea nings.I’m telling them they can’t open what they absolutely kno w is a door.What if later in life they come to a metaphorical door, like an opportunity (机会) of some sort, and instead_of_ opening the door and taking the opportunity, they just stare_at it and wonder, “What if it isn’t a door?” __4__Maybe it’s an unreasonable fear. __5__ I should just accept repeatedly having to say, “No.We can’t go outside now.” Then when they come to other doors in life, be they real or metaphorical, they won’t hesitate to open them and walk through.真题变形练——“填词”变“填句”从以下所给的七个选项中选择合适的句子补全短文。
Hi3520_SHDK说明书(海思Hi3520开发工具套件)雅仪科技提供海思半导体Hi35xx系列网络多媒体SOC处理器之软件开发包、硬件评估板,简称Hi35xx_SHDK。
SHDK包含Demo单板、开发文档、编译工具、驱程源码、媒体函数库、样例程序、应用Demo等。
基于此完整开发套件,客户可立即开始评估测试Hi35xx系列处理器硬件性能,并启动基于此处理器平台DVR/DVS/IPCam等视频监控/网络通信产品的软件开发调试工作。
1. 简介Hi3520 Demo单板是针对海思Hi3520 H.264编解码处理器芯片(以下简称为Hi3520芯片)开发的参考设计单板,用于给客户展示Hi3520芯片强大的多媒体处理功能和丰富的外围接口,同时为客户提供基于Hi3520芯片的硬件参考设计,使客户不需修改或者只需要简单修改参考设计的模块电路,就可以完成产品的硬件开发。
Hi3520 Demo单板支持Hi3520芯片的SDK开发、应用软件的开发和运行等。
Hi3520 Demo 单板通过串口和网口线与开发PC 连接,可以作为一个基本开发系统使用,或实现更完全的开发系统或演示环境,此时连接如下设备或部件:z电视机或监视器z视频源(如模拟摄像头)z音频源及音箱z USB 2.0 device 设备z ARM11仿真器z SATA 硬盘、SD Card 等存储设备Hi3520 Demo单板最多支持外接16路CVBS信号和16路音频信号。
Hi3520 Demo单板将音视频信号编码后,把码流传到网络上或存储在本地SATA硬盘,也可以自身解码后显示。
Hi3520 Demo单板典型应用场景如图1-1所示。
2. 功能特性Hi3520 Demo单板具有以下功能特性:z支持16 路CVBS输入,H264 Main Profile @ Level 3视频编解码,最大编码能力为8D1@30fps或32CIF@30fps。
z支持2路CVBS输出和1路VGA输出。