基于單片機AT89C2051的九路多功能智力競賽搶答器的設計
上傳時間: 2013-10-13
上傳用戶:YUANQINHUI
8路遙控搶答器
上傳時間: 2013-11-17
上傳用戶:sunjet
袖珍型電子日歷及8路長時間定時控制器程序
上傳時間: 2013-10-29
上傳用戶:agent
四路搶答器的設計和制作,搶答用的
標簽: 四路搶答器
上傳時間: 2013-11-02
上傳用戶:ouyangmark
介紹了一種基于C8051F020單片機的多路壓力測量儀。該測量儀選用電阻應變式壓力傳感器采集壓力信號,并經放大電路處理后送入C8051F020單片機,再由C8051F020單片機內部的A/D轉換器將采集到的壓力信號進行模數轉化,然后分別對數據進行存儲和顯示。該測量儀能測量6路壓力信號,并且各測量點都能單獨檢測和設置。由于采用了C8051F020單片機,簡化了硬件電路,增強了抗干擾能力,使得測量儀具有測量精度高,沖擊小等特點。 Abstract: A measurement apparatus for multi-channel pressure based on single chip microcomputer is introduced.It can measure 6 channels signal of the pressure,and the pressure measure points can be detection and located individually.The pressure signal sampling is obtained by resistor stress-type pressure sensors,the digital signals of 6 channels are collected through amplifying and adjustment circuit of pressure signals and internal integrated A/D converter of MCU.Finally,and it realizes the function to store and display data separately.C8051F020 was used to made hardware circuit simple,and it also enhanced the anti-interference ability.It features high precision and little impact.
上傳時間: 2013-11-16
上傳用戶:yare
概述 BL35P02R是一款低功耗8位OTP型微控制器單元(MCU),并帶有內置高精度振蕩器,及一個可直接驅動紅外發射管的遙控碼輸出口,適用于各類家電(如電視、VCD機等)的紅外遙控器。 主要特點 8位CISC結構CPU(MotorolaHC05兼容)最多可支持16個通用IO口和1個輸入口1個8位定時/計數器9路鍵盤中斷(KBI)1路遙控碼輸出口(IROUT),8種載波頻率可選(1/3占空比),驅動能力強(>300mA)外接晶振325K-8MHz/內置RC振蕩4MHz(偏差≤5%,0-40℃,2.0-3.6V工作電壓范圍內)低功耗設計(待機功耗<1uA@3V)32byteRAM(含堆棧)2K*8bitOTPROMOTP數據加密功能工作電壓2.0-5.5V封裝形式:SOP20(300mil)/SOP18(300mil)/SOP16(150mil)
上傳時間: 2013-10-12
上傳用戶:z240529971
概述 BL35P02是一款低功耗8位OTP型微控制器單元(MCU),適用于各類家電(如電視、VCD機等)的紅外遙控器。 主要特點 8位CISC結構CPU(MotorolaHC05兼容)15個通用IO口1個8位定時/計數器9路鍵盤中斷(KBI)1路遙控碼輸出口(IROUT),8種載波頻率可選(1/3占空比)外接晶振325K-8MHz低功耗設計(待機功耗<1uA@3V)32byteRAM(含堆棧)2K*8bitOTPROMOTP數據加密功能工作電壓2.0-5.5V封裝形式:SOP20(300mil)/SSOP20(200mil)/SOP16(150mil)
上傳時間: 2013-11-06
上傳用戶:894448095
主要介紹了以PIC18F2480單片機為處理器,基于可編程多路開關檢測接口器件MC33993實現的車用多路開關檢測接口電路的設計。該設計克服了以往基于分立元件的檢測接口電路的弊端,簡化了接口電路設計,保證了車用開關工作的可靠性和安全性。 Abstract: The design of automotive multiple switch detection interface circuit based on MC33993 is introduced mainly which adopts PIC18F2480 single chip microprocessor.This circuit overcomes shortage of traditional design which contains many schism elements, and the application of MC33993 also predigests the whole design of interface circuit and guarantees the dependability and security of the switch.
上傳時間: 2013-11-19
上傳用戶:star_in_rain
介紹一種基于單片機的多路溫度采集及監控系統,能夠測量6路溫度信號,具有計算機聯網功能,各測量點可以單獨監控和設置,可根據用戶的需求自動控制。測量溫度范圍為-10 ℃~200 ℃,控制方式采用模擬量調壓模式。該系統具有控制精度高、沖擊小等特點。 Abstract: A temperature collecting and surveillance-controlling system based on sing-chip microcomputer is introduced. It can measure 6 channel signal of the temperature,and it has a function of network connection.The temperature measure points can be monitored and located, it can be controlled automatic according to user’s demand.The temperature range is -10℃ to 200℃.The model of control is adjustable voltage with simulation. It features high precision and little impact.
上傳時間: 2013-10-23
上傳用戶:bjgaofei
摘 要:能夠實現搶答器功能的方式有多種,可以采用前期的模擬電路、數字電路或模擬與數字電路相結合的方式。近年來隨著科技的飛速發展,單片機的應用正在不斷深入,同時帶動傳統控制檢測日新月異更新。介紹一種利用微電腦芯片作為核心部件進行邏輯控制及信號產生的單片機技術和C語言編程設計的9路多功能智力競賽搶答器。關鍵詞:PLC;單片機;搶答器;設計
上傳時間: 2013-11-15
上傳用戶:pzw421125