介紹了Intel 公司的PXA255 處理器的特點(diǎn)及內(nèi)部結(jié)構(gòu)，并討論了在移動(dòng)測(cè)試領(lǐng)域的具體應(yīng)用，介紹了基于PXA255 的CCD 圖像的采集，壓縮編碼和傳輸?shù)睦碚摲治龊涂尚行苑治?；并把本?yīng)用與現(xiàn)有的測(cè)試設(shè)備做了比較，實(shí)踐證明該設(shè)計(jì)可靠、可行,可應(yīng)用于移動(dòng)測(cè)試領(lǐng)域。
關(guān)鍵詞：PXA255，嵌入式系統(tǒng)，mpeg4，CPLD，CCD
Abstract: Introduced the characteristic and the interior configuration of PXA255 which is
produced by Intel company, And discussed the application of PXA255 in the field of mobile
testing, Also introduced the CCD image data acquisition on the basis of PXA255, and analysis of the compression, coding and transmission theoretically ,and the feasibility analysis .It also contains the comparison between this design and the testing device which is in existence ,and the design is reliable and feasible，and it can be used in the field of mobile testing.
Keywords: PXA255; embedded system; mpeg4; CPLD; CCD