AVR32801: UC3A3 Schematic Chec
AVR32801: UC3A3 Schematic Checklist Features • Power circuit • Reset circuit • USB connection • Extern...
AVR32801: UC3A3 Schematic Checklist Features • Power circuit • Reset circuit • USB connection • Extern...
介紹一種基于CAN總線的牽引變電站自動(dòng)化系統(tǒng)通訊規(guī)約的設(shè)計(jì),CAN通訊規(guī)約采用標(biāo)準(zhǔn)幀,報(bào)文采用主動(dòng)發(fā)送和發(fā)送查詢兩種處理形式。該設(shè)計(jì)在城市輕軌與地鐵牽引變電站中的應(yīng)用表明:可實(shí)現(xiàn)間隔層和通訊處理層的數(shù)據(jù)快速、可靠的交換,提高牽引變電站的安全性和穩(wěn)定性 。 Abstract: This...
數(shù)字信號(hào)處理器dsPIC33F集多通道高精度A/D轉(zhuǎn)換、多通訊模式、看門狗、CMOS Flash技術(shù)等于一體,其內(nèi)部可完成所有數(shù)據(jù)操作,實(shí)現(xiàn)總線不出芯片技術(shù)。將該處理器應(yīng)用于微機(jī)保護(hù)裝置,提出基于dsPIC33F微處理器的微機(jī)保護(hù)裝置的設(shè)計(jì)方案,給出相應(yīng)的接口電路與軟件流程。該設(shè)計(jì)方案結(jié)構(gòu)簡(jiǎn)單,性價(jià)...
This Unix C code monitors a web server every few minutes by trying to retrieve its home page. It sends you email when it can t connect, and every so o...
項(xiàng)目描述: Env_audit is a program that ferrets out everything it can about the environment. It looks for process IDs, UID, GID, signal masks, umask, priori...