重點研究了場效應(yīng)管驅(qū)動電路、脈沖超聲波高壓激發(fā)電路及接收保護電路,并簡要介紹了其余電路的實現(xiàn)。對研制的電路進行了性能分析,所用電子元器件均無過熱現(xiàn)象,并獲得較為理想的電脈沖信號。設(shè)計的電路板已成功用于磁致伸縮式超聲傳感器測量材料彈性模量。
上傳時間: 2013-10-15
上傳用戶:fhjdliu
本文較全面探討丁超聲波換能器驅(qū)動和接收電路的多種電路組成形式,各種電子元器l件的應(yīng)用及工作特點,并飼舉r實例加以說明。
上傳時間: 2013-10-15
上傳用戶:zhaiye
一 種基于 MSP430單片機的藍牙接收裝置的設(shè)計
上傳時間: 2013-10-22
上傳用戶:hanbeidang
紅外接收程
上傳時間: 2014-12-25
上傳用戶:wincoder
紅外線遙控Proteus仿真電路 發(fā)射 接收程序
標簽: Proteus 紅外線遙控 仿真電路 發(fā)射接收
上傳時間: 2013-10-12
上傳用戶:diets
單片機紅外遙控發(fā)送接收仿真,有詳細的程序,還有仿真圖,你可以好好學一下!
上傳時間: 2013-11-18
上傳用戶:bjgaofei
單片機C51串口中斷接收和發(fā)送測試例程
上傳時間: 2013-11-07
上傳用戶:元宵漢堡包
PCI 9656是PLX公司設(shè)計的一款高速PCI I/O芯片,可應(yīng)用于66MHz、64bit PCI和CompactPCI總線。文章簡述了PCI 9656的主要功能,介紹了一種應(yīng)用PCI 9656的CompactPCI數(shù)據(jù)接收卡設(shè)計。設(shè)計中采用MAXII系列CPLD建立了PCI 9656與FIFO間的數(shù)據(jù)通道,可滿足高速數(shù)據(jù)傳輸?shù)囊蟆?/p>
標簽: 9656 PCI 數(shù)據(jù)接收
上傳時間: 2014-11-28
上傳用戶:1184599859
I/O 型單片機使用手冊 目錄 間接尋址寄存器 – IAR, IAR0, IAR1 .............................................35間接尋址指針 – MP, MP0, MP1 ......................................................35存儲區(qū)指針 – BP .........................................................................36累加器 – ACC...................................................................................37程序計數(shù)器低字節(jié)寄存器 – PCL....................................................37表格寄存器 – TBLP,TBHP,TBLH....................................................37看門狗定時寄存器 – WDTS............................................................38狀態(tài)寄存器 – STATUS.....................................................................38中斷控制寄存器 – INTC,INTC0,INTC1 .........................................39定時/計數(shù)寄存器...............................................................................39輸入/輸出端口和控制寄存器...........................................................40UART 寄存器 .USR,UCR1,UCR2,TXR/RXR,BRG.......................40輸入/輸出端口..........................................................................................41上拉電阻............................................................................................41PA 口的喚醒......................................................................................41輸入/輸出端口控制寄存器...............................................................41引腳共享功能....................................................................................42編程注意事項....................................................................................45定時/計數(shù)器..............................................................................................46配置定時/計數(shù)器輸入時鐘源...........................................................47定時/計數(shù)寄存器 – TMR, TMR0,TMR0L/TMR0H,TMR1L/TMR1H,TMR2.....................................................................49定時/計數(shù)控制寄存器 – TMRC,TMR0C,TMR1C,TMR2C............50定時器模式........................................................................................53事件計數(shù)器模式................................................................................53脈沖寬度測量模式............................................................................54可編程分頻器(PFD)和蜂鳴器的應(yīng)用..............................................55預分頻器(Prescaler)...........................................................................56輸入/輸出接口...................................................................................56編程注意事項....................................................................................57定時/計數(shù)器應(yīng)用范例.......................................................................57中斷............................................................................................................59中斷寄存器........................................................................................59中斷優(yōu)先權(quán)........................................................................................62外部中斷............................................................................................63定時/計數(shù)器中斷...............................................................................64UART 中斷........................................................................................64編程注意事項....................................................................................65復位和初始化............................................................................................66復位....................................................................................................66目錄iii異步串行口——UART............................................................................74UART 特性..........................................................................................74UART 外部引腳..................................................................................74數(shù)據(jù)發(fā)送.............................................................................................75UART 狀態(tài)控制寄存器......................................................................75波特率發(fā)生器.....................................................................................79UART 設(shè)置與控制..............................................................................81UART 發(fā)送器......................................................................................83UART 接收器......................................................................................84接收錯誤處理.....................................................................................85接收中斷圖解.....................................................................................86地址檢測模式.....................................................................................86暫停模式下的UART 功能.................................................................87UART 應(yīng)用范例.................................................................................87振蕩器........................................................................................................89系統(tǒng)時鐘配置....................................................................................89系統(tǒng)晶體/陶瓷振蕩器.......................................................................89系統(tǒng)電阻電容振蕩器........................................................................90內(nèi)部系統(tǒng)電阻電容振蕩器................................................................90RTC 振蕩器........................................................................................91看門狗定時振蕩器............................................................................91暫停和喚醒................................................................................................92暫停.....................................................................................................92進入暫停.............................................................................................92靜態(tài)電流.............................................................................................92喚醒....................................................................................................92看門狗定時器............................................................................................94掩膜選項....................................................................................................96應(yīng)用電路....................................................................................................97第二部份 程序語言.....................................................................99第二章 指令集介紹.................................................................................101指令集......................................................................................................101指令周期..........................................................................................101數(shù)據(jù)的傳送......................................................................................101算術(shù)運算..........................................................................................102邏輯和移位運算..............................................................................102分支和控制的轉(zhuǎn)換..........................................................................102位運算..............................................................................................102查表運算..........................................................................................103其它運算..........................................................................................103指令設(shè)定一覽表......................................................................................104慣例..................................................................................................104I/O 型單片機使用手冊iv第三章 指令定義.....................................................................................107第四章 匯編語言和編譯器.....................................................................121常用符號..................................................................................................121語句語法..................................................................................................122名稱..................................................................................................122操作項..............................................................................................122操作數(shù)項..........................................................................................122注解..................................................................................................122編譯偽指令..............................................................................................123條件編譯偽指令..............................................................................123文件控制偽指令..............................................................................124程序偽指令......................................................................................126數(shù)據(jù)定義偽指令..............................................................................130宏指令..............................................................................................132匯編語言指令..........................................................................................136名稱..................................................................................................136助記符..............................................................................................136操作數(shù)、運算子和表達式..............................................................136其它..........................................................................................................139前置引用..........................................................................................139局部標號..........................................................................................139匯編語言保留字..............................................................................140編譯器選項..............................................................................................141編譯列表文件格式..................................................................................141源程序列表......................................................................................141編譯總結(jié)..........................................................................................142其它..................................................................................................142第三部份 開發(fā)工具................................................................... 145第五章 單片機開發(fā)工具.........................................................................147HT-IDE 集成開發(fā)環(huán)境............................................................................147盛群單片機仿真器(HT-ICE) ..................................................................149HT-ICE 接口卡.................................................................................149OTP 燒寫器.....................................................................................149OTP 適配卡.....................................................................................149系統(tǒng)配置..................................................................................................150HT-ICE 接口卡設(shè)置........................................................................151安裝..........................................................................................................153系統(tǒng)要求..........................................................................................153硬件安裝..........................................................................................153軟件安裝..........................................................................................154目錄v第六章 快速開始.....................................................................................159步驟一:建立一個新項目..............................................................159步驟二:將源程序文件加到項目中..............................................159步驟三:編譯項目..........................................................................159步驟四:燒寫OTP 單片機.............................................................160步驟五:傳送程序與掩膜選項單至Holtek ..................................160附錄............................................................................................... 161附錄A 特性曲線圖...................................................................................163附錄B 封裝信息.......................................................................................173
上傳時間: 2013-10-18
上傳用戶:blacklee
基于HT49CVX的遙控接收軟件模塊設(shè)計指南 本軟件模塊用于接收譯碼編碼格式為NEC 格式 (見圖1) 的紅外遙控器信號,由于使用了RMT TIMER,所以適用于帶有RMT TIMER 功能的HT49CVX 系列。
上傳時間: 2013-11-21
上傳用戶:jiangshandz
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