3 . select chips , make schematic circuit diagram of the receiver for dtv 根據(jù)要求選擇芯片,構(gòu)建硬件系統(tǒng),設(shè)計相應(yīng)的原理圖。
We give schematic circuit diagram of hardware , communication protocol , software flow - chars and experiment data , and the measuring result data of low voltage experiments as well 本文詳細地給出了系統(tǒng)硬件設(shè)計方法、通信協(xié)議以及軟件工作流程圖。并給出了系統(tǒng)低壓模擬試驗的測量數(shù)據(jù)。
In the design of this project , the author has participated in the following works : the system design , chips selected , and making schematic circuit diagram of the interface hardware , and pcb design 、 debug , and the fpga control - program design , system testing and debugging , and some drivers of wince . this paper will introduce the principle of the dvb - t series standards firstly , then the sketchy design of the system will be stated 本人主要從事系統(tǒng)設(shè)計,接收板硬件原理圖及印制電路板( pcb )設(shè)計制作并調(diào)試, fpga控制程序設(shè)計, wince部分驅(qū)動程序開發(fā)和系統(tǒng)聯(lián)調(diào)等工作。本文在介紹數(shù)字地面電視廣播( dvb - t )相關(guān)標(biāo)準(zhǔn)的基礎(chǔ)上,闡述了系統(tǒng)總體設(shè)計,軟硬件實現(xiàn)具體方案與原理