LY6206系列是一款高精度,低功耗,3引腳LDO高電壓調(diào)整器芯片,并采用CMOS工藝和激光微調(diào)技術(shù). 在輸出電流較大的情況下,輸入輸出壓差也能很小。 LY6206系列芯片內(nèi)部包括一個(gè)電流限制電路,一個(gè)驅(qū)動(dòng)三極管,一個(gè)高精度參考電壓源和一個(gè)誤差校正電路,可使用低ESR陶瓷電容.電流限制器的foldback電路可為電流限制器和輸出引腳提供短路保護(hù)。通過激光微調(diào)技術(shù),可設(shè)定芯片的輸出電壓,其范圍是1.2V至5.0V,間隔100mV,輸出電壓1.2V-3.6V封裝SOT23-3/SOT23-5/SOT89-3
標(biāo)簽： 6206 LDO LY 線性穩(wěn)壓芯片
上傳時(shí)間： 2013-11-15
上傳用戶：thuyenvinh
溫度報(bào)警器系統(tǒng)以AT89S52單片機(jī)為主控制器，對(duì)溫度報(bào)警和時(shí)間的顯示、調(diào)整進(jìn)行控制。采用高精度DS18B20為溫度傳感器，實(shí)現(xiàn)對(duì)環(huán)境溫度的實(shí)時(shí)檢測(cè)與采集，通過12864液晶顯示溫度和時(shí)間，當(dāng)實(shí)時(shí)溫度高于溫度報(bào)警上限或低于下限時(shí)可利用蜂鳴器進(jìn)行報(bào)警。通過紅外遙控可以修改溫度報(bào)警上限和下限、時(shí)間參數(shù)以及設(shè)置鬧鐘。本設(shè)計(jì)的創(chuàng)新點(diǎn)是增加了用VC6.0開發(fā)的上位機(jī)，在計(jì)算機(jī)上顯示出時(shí)鐘、溫度計(jì)和視頻界面，構(gòu)成友好的人機(jī)界面。因此，本系統(tǒng)具有很高的實(shí)用價(jià)值。
上傳時(shí)間： 2014-12-25
上傳用戶：784533221
打開仿真軟件E: \PROGRAM FILE \ MPLAB \ MALAB.EXE，新建一個(gè)匯編文件，在仿真環(huán)境中選擇FILE / NEW可打開一個(gè)編輯器進(jìn)行匯編程序的編輯。
上傳時(shí)間： 2013-11-11
上傳用戶：pei5
概述 HT46R32/HT46R34是8位高性能精簡(jiǎn)指令集單片機(jī)，專門為需要A/D轉(zhuǎn)換的產(chǎn)品而設(shè)計(jì)，例如傳感器信號(hào)輸入。內(nèi)置放大器/比較器和PWM調(diào)制功能使得這款單片機(jī)處理模擬信號(hào)的能力更加強(qiáng)大。 低功耗、I/O使用靈活、可編程分頻器、計(jì)數(shù)器、振蕩類型選擇、多通道A/D轉(zhuǎn)換運(yùn)算放大器/比較器、脈沖測(cè)量功能、暫停和喚醒功能，使這款單片機(jī)可以廣泛應(yīng)用于傳感器的信號(hào)處理、馬達(dá)控制、工業(yè)控制、消費(fèi)類產(chǎn)品、子系統(tǒng)控制等等。
上傳時(shí)間： 2013-11-13
上傳用戶：哈哈hah
主要特性：1.高速、流水線結(jié)構(gòu)的8051兼容的CIP-51內(nèi)核（可達(dá)25MIPS）2.全速、非侵入式在系統(tǒng)調(diào)試接口（片內(nèi)）3.真正10位、100ksps的8通道ADC，帶PGA和模擬多路開關(guān)4.兩個(gè)12位DAC，可編程更新時(shí)序5.64K字節(jié)可在系統(tǒng)編程的FLASH存儲(chǔ)器6.4352（4096＋256）字節(jié)的片內(nèi)RAM7.可尋址64K字節(jié)地址空間的外部數(shù)據(jù)存儲(chǔ)器接口8.硬件實(shí)現(xiàn)的SPI、SMBUS/I2C和兩個(gè)UART串行接口9.5個(gè)通用的16位定時(shí)器10.具有5個(gè)捕捉/比較模塊的可編程計(jì)數(shù)器/定時(shí)器陣列11.片內(nèi)看門狗定時(shí)器、VDD監(jiān)視器和溫度傳感器
標(biāo)簽： 8051 單片機(jī) 02 進(jìn)階
上傳時(shí)間： 2014-12-27
上傳用戶：neu_liyan
HT46R23/HT46C23是8位高性能精簡(jiǎn)指令集單片機(jī)，專門為需要A/D轉(zhuǎn)換的產(chǎn)品而設(shè)計(jì)，例如傳感器信號(hào)輸入。掩膜版本HT46C23與OTP版本HT46R23引腳和功能完全相同。低功耗、I/O使用靈活、可編程分頻器、計(jì)數(shù)器、振蕩類型選擇、多通道A/D轉(zhuǎn)換、脈沖測(cè)量功能、I2C通信、暫停和喚醒功能，使這款單片機(jī)可以廣泛應(yīng)用于傳感器的A/D轉(zhuǎn)換、馬達(dá)控制、工業(yè)控制、消費(fèi)類產(chǎn)品等系統(tǒng)中。
上傳時(shí)間： 2013-11-02
上傳用戶：aa54
1 . 系統(tǒng)概述C8051F330/1器件是完全集成的混合信號(hào)片上系統(tǒng)型MCU。下面列出了一些主要特性，有關(guān)某一產(chǎn)品的具體特性參見表1.1。 高速、流水線結(jié)構(gòu)的8051兼容的CIP-51內(nèi)核（可達(dá)25MIPS） 全速、非侵入式的在系統(tǒng)調(diào)試接口（片內(nèi)） 真正10位200 ksps的16通道單端/差分ADC，帶模擬多路器 10位電流輸出DAC 高精度可編程的25MHz內(nèi)部振蕩器 8KB可在系統(tǒng)編程的FLASH存儲(chǔ)器 768字節(jié)片內(nèi)RAM 硬件實(shí)現(xiàn)的SMBus/ I2C、增強(qiáng)型UART和增強(qiáng)型SPI串行接口 4個(gè)通用的16位定時(shí)器 具有3個(gè)捕捉/比較模塊和看門狗定時(shí)器功能的可編程計(jì)數(shù)器/定時(shí)器陣列（PCA） 片內(nèi)上電復(fù)位、VDD監(jiān)視器和溫度傳感器 片內(nèi)電壓比較器 17個(gè)端口I/O（容許5V輸入）
標(biāo)簽： C8051F330D 混合信號(hào) 控制器 數(shù)據(jù)手冊(cè)
上傳時(shí)間： 2013-10-18
上傳用戶：haohao
HT49R30A-1八位單片機(jī)特點(diǎn)工作電壓3.0V ~ 5.5V6 位輸入口8 位雙向輸入/輸出口2 個(gè)外部中斷輸入帶PFD 可編程分頻器功能的一個(gè)8 位可編程定時(shí)/計(jì)數(shù)器帶19 3 或19 4 段 的LCD 驅(qū)動(dòng)器2K 14 位的程序存儲(chǔ)器EPROM96 8 位的數(shù)據(jù)存儲(chǔ)器RAM實(shí)時(shí)時(shí)鐘RTC實(shí)時(shí)時(shí)鐘RTC 的8 位前置分頻器
上傳時(shí)間： 2013-11-20
上傳用戶：GeekyGeek
MCS-51單片機(jī)的系統(tǒng)擴(kuò)展技術(shù) MCS-51單片機(jī)有一個(gè)全雙工的串行口,實(shí)現(xiàn)單片機(jī)和外設(shè)的串行數(shù)據(jù)傳送.該口既可作為全雙工異步通信收發(fā)器使用,也可作為同步移位器使用....
上傳時(shí)間： 2013-10-30
上傳用戶：urgdil
I/O 型單片機(jī)使用手冊(cè) 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(chǔ)區(qū)指針 – BP .........................................................................36累加器 – ACC...................................................................................37程序計(jì)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(shí)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(shí)/計(jì)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(xiàng)....................................................................................45定時(shí)/計(jì)數(shù)器..............................................................................................46配置定時(shí)/計(jì)數(shù)器輸入時(shí)鐘源...........................................................47定時(shí)/計(jì)數(shù)寄存器 – TMR, TMR0,TMR0L/TMR0H,TMR1L/TMR1H,TMR2.....................................................................49定時(shí)/計(jì)數(shù)控制寄存器 – TMRC,TMR0C,TMR1C,TMR2C............50定時(shí)器模式........................................................................................53事件計(jì)數(shù)器模式................................................................................53脈沖寬度測(cè)量模式............................................................................54可編程分頻器(PFD)和蜂鳴器的應(yīng)用..............................................55預(yù)分頻器(Prescaler)...........................................................................56輸入/輸出接口...................................................................................56編程注意事項(xiàng)....................................................................................57定時(shí)/計(jì)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(shí)/計(jì)數(shù)器中斷...............................................................................64UART 中斷........................................................................................64編程注意事項(xiàng)....................................................................................65復(fù)位和初始化............................................................................................66復(fù)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(cuò)誤處理.....................................................................................85接收中斷圖解.....................................................................................86地址檢測(cè)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(shí)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(shí)振蕩器............................................................................91暫停和喚醒................................................................................................92暫停.....................................................................................................92進(jìn)入暫停.............................................................................................92靜態(tài)電流.............................................................................................92喚醒....................................................................................................92看門狗定時(shí)器............................................................................................94掩膜選項(xiàng)....................................................................................................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(yùn)算..........................................................................................102邏輯和移位運(yùn)算..............................................................................102分支和控制的轉(zhuǎn)換..........................................................................102位運(yùn)算..............................................................................................102查表運(yùn)算..........................................................................................103其它運(yùn)算..........................................................................................103指令設(shè)定一覽表......................................................................................104慣例..................................................................................................104I/O 型單片機(jī)使用手冊(cè)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(hào)..................................................................................................121語句語法..................................................................................................122名稱..................................................................................................122操作項(xiàng)..............................................................................................122操作數(shù)項(xiàng)..........................................................................................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(yùn)算子和表達(dá)式..............................................................136其它..........................................................................................................139前置引用..........................................................................................139局部標(biāo)號(hào)..........................................................................................139匯編語言保留字..............................................................................140編譯器選項(xiàng)..............................................................................................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(jī)開發(fā)工具.........................................................................147HT-IDE 集成開發(fā)環(huán)境............................................................................147盛群?jiǎn)纹瑱C(jī)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(gè)新項(xiàng)目..............................................................159步驟二：將源程序文件加到項(xiàng)目中..............................................159步驟三：編譯項(xiàng)目..........................................................................159步驟四：燒寫OTP 單片機(jī).............................................................160步驟五：傳送程序與掩膜選項(xiàng)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(shí)間： 2013-10-18
上傳用戶：blacklee
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