系統單晶片 的英文怎麼說
中文拼音 [xìtǒngdānjīngpiān]
系統單晶片
英文
system-on-a-chip-
Aimed at the flaw of weak anti - slide function in traditional engineering machine, the thesis puts forward a new auto - anti - slide differential gear system controlled by intel 8751 microcontroller, which adopts the fuzzy logic as its control algorism and the best slide ration ( s ) as system ' s control target
針對傳統工程機械差速系統存在防滑功能不強的缺陷,提出以intel8751單片機為控制晶元,以最佳滑移率s為控制目標,採用模糊邏輯控制為控制演算法的自動防滑差速系統。Mlg series ultrasoning system is designed by our compeny, combining with the advantages of foreign and domestic trades. the instrument id mainlu used is single monocrystal silicon sheet, electric parts, lens, hardware and precision mechanical parts
Mlg系列超聲波清洗系統,是本公司結合國外清洗機的特點精心設計,主要運用於單晶矽片、太陽能矽片、電子零件、光學鏡片等行業。Sgrseries ultrasonic cleaning system is designed by our company, combining with the advantages of foreign and domestic trades. the instrument is mainly used is single monocrystal silicon sheet, electric parts, lens, hardware and precision mechanical parts
Sgr系列超聲波清洗系統,是本公司結合國外清洗機的特點精心設計的,主要運用單晶矽片、電子零件、光學鏡片、小五金和精密機械零件等行業。The display with tft is called tft - lcd. in this paper, we design and make a drive system for tft - lcd on the base of liquid crystal module and inverter provided by suzhou auo ( au optronics corp )
本文利用蘇州友達光電有限公司提供的tft液晶模塊和背光源逆變器,設計並製作了由可編程門陣列( fpga fieldprogrammablegatearray )和單片機控制的顯示系統。The leec biochip can be connected with pcb ( printed circuit board ), thus it can generate a moving electric field by changing time, scope and field intensity discretionarily under single chip processor ' s control. meanwhile it is probable to reduce driving voltage and decrease temperature greatly, and so increase resolution of dna separation
研究內容包括線性分散式電極陣列的理論設計,以普通載波片和有機高聚物pdms ( polydimethylsiloxane )為基本材料的晶元製作工藝, leec晶元和pcb板的連接方式,硬體控制系統的設計以及控制晶元工作的單片機程序編制等,此外還包括電化學檢測方法的研究。This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller
本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。Secondly, the thesis designs a kind of scheme of simulcast base station and center base station. and the requisite requirement and chip are introduced here, and the most important controller is atmega128, the avr microcontrollers of atmel corporation. the other roles are played by voice processing circuit, simulcast broadcasting station, data transmission broadcasting station, link transmitter - receiver and gps module etc. and some theory is introduced here, which includes a / d conversion and correct code
然後,給出了一種同播基站和中心基站子系統的設計方案並簡要說明了所使用的各種設備和晶元,其中最主要的基站控制器由atmel公司的avr單片機atmega128來完成,其它的還包括語音處理電路、同播電臺、數傳電臺、鏈路機、 gps模塊等,並介紹了相關的理論知識,包括a / d轉換,糾錯編碼等。Then the effect of turning channel has been studied. 7. this detection system has been used to dna segments separation experiments ; the results showed that it has met the need for dna separation
將該微通道電泳晶元系統應用於不同熒光標記寡核苦酸、 dna片段的分離分析,實現了寡核著酸的單堿基分辨,同時應用於結核桿菌基因組pcr產物的分析,實驗結果表明此系統可以實現dna片段的快速高效分析。Ddsy951 electronic single - phase advace - payment electric energy meter following as meter with a shielded and sealed construction, adops microelectromic technoligy to measure electricity and comes up to standard of gb t17215 - 1998 and gb t18460 - 2001. it collects handles and stores dataset with advanced monolithic processing system. the meter features in good abti - electromagnetism, low power loss, high precision, abstraction - of - electricity prevention, high overload and long service life
Dtsy951電子式三相預付費液晶電能表下稱電表採用微電子技術計量電能,符合gb t17215 - 1998和gb t18460 - 2001標準的電表,採用全屏蔽全封閉結構,用先進的單片機處理系統進行數據的採集處理和保存,具有良好的抗電磁干擾低自耗節電高精度不需校表防竊表高過載長壽命的特點。In this project the main hardware are atmega162 and pdiusbd12. atmega162 is avr micro - controller of atmel corporation with high performance and high speed. pdiusbd12 is the product of philips and it ’ s of usb1. 1 standard
本課題提出了以愛特梅爾公司的高性能、高速度的avr單片機atmega162與具有usb1 . 1技術規范的philips公司的pdiusbd12晶元構成曲軸角加速度測量系統的硬體框架。The design of high - voltage circuit based on pwm technology is briefly described. the closed - loop current control theory using analog instruments is fully discussed, followed which is that using digital instruments. it is an important part that the hardware and software design of the single chip - two arms and two chips - two arms current control circuits with a new chip applicable to digital current control system
簡單介紹了基於開關電源技術的高壓電路設計;詳細講述了模擬穩流電源的閉環穩流原理,並在此基礎上討論了利用數字電路實現穩流的原理及可能性;選擇出適合數字穩流系統的新型晶元,完成了單片雙路穩流系統、雙片雙路穩流系統的軟硬體設計;給出了一種簡單易實現的比例?積分控製程序。The system is consist of the main data processing board which is based onthe fpga device and fast ethernet phyceiver rtl8201l and a - law pcm data encoder and decorder chip msm7702 - 3, and the dial - up and display board which is based on mcu. the main board would carry out the core task of data processing, such as voice data packing and unpacking, the ethernet frame processing, protocol processing, call processing, etc. the dial - up and display board would carry out the task of display the ip address which is input by consumer and status of network during talk period from the main board, and so on. in the paper the system of lan ip telephone and the tcp / ip protocol is introduced firstly, then the fpga device is stated. after that the fpga - based hardware scheme is introduced in detail in chapter four
系統以altera公司的acex1k系列的fpga和快速以太網控制器rtl8201l和語音編解碼晶元msm7702 - 3為核心構建了數據處理主板和以單片機為控制器的撥號顯示子板組成。數據處理主板的核心任務,包括語音數據處理、以太網幀處理、協議處理、呼叫處理等。撥號顯示子板則完成通話前的顯示用戶所撥過的ip地址,通話期間網路狀態的顯示等等。For example, because of the limit of their cmos chip performances and the capability of their memorizers, this kind of balancing instruments based on singlechip machine are not fit for large digital operations in signal processing, and have difficult in test faint signal of vibration, and their expansibility are not good
例如單片機類型的動平衡儀器,因其主晶元性能和存儲器容量的限制,對于信號處理的大量數字運算能力不強,小振動信號的測試性能不佳,系統功能的可擴展性有限。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。Pcb board is finished by using protell99se. power supply module, signal - sampling module, mcu, keyboard input, lcd module, and cpld are designed. the third chapter completes the software design and the debugging in keil environment
然後利用protell99se平臺完成pcb圖的設計和制板工作,根據晶元資料設計出供電模塊,信號採集模塊,單片機系統,日歷時鐘晶元,鍵盤輸入,液晶顯示系統,可編程式控制制模塊和各個模塊間介面。And a kind of 16 - step automatic selective programmable amplifying circuit is designed in volume resistivity measuring circuit, so as to handle sampling little and broad signal. the control and disposal system with the core of microchip at89c55wd is analyzed on chapter 4. main function unit such as the interface circuit of lcd display and keyboard, the interface circuit of micro - printer, real time clock ds12c887, and hardware anti - jamming technique are discussed
本文還設計了以at89c55wd單片機為核心的控制處理系統的外圍介面電路及其軟體,對主要功能部分進行了分析,主要包括:鍵盤液晶顯示介面及界面設計、微型印表機介面、實時日歷時鐘晶元ds12c887 、單片機與單片機及單片機與上位機的通信設計以及控制系統硬體抗干擾措施等。This paper presents a method of improving on frame & horizontal synchronization in laser phototypesetter, by using singal - chip computer system to detect real - time frequency deviation and adjust film transmission speed
摘要提出了一種在激光照排機電控系統中,利用單晶片微機對轉鏡掃描光柵頻率信號的暫態波動量進行檢測、提取,並以此實時校正系統輸片速度,實現場掃描對行掃描的跟蹤、補償,從而提高行、場掃描同步精度的方案。The core of floating threshold value system is the data sampling technology. we will introduce the key chip - tlc5540 and tlc5615 and utilize mcs51 to control the whole system in the article. it examines the original signal from the hgcdte sensor and realizes the control of floating threshold value
浮動閾值系統的核心是數據採集技術,文中介紹了核心晶元tlc5540和tlc5615 ,利用mcs51單片機控制整個系統,對hgcdte傳感器輸出的原始信號進行檢測,實現了智能浮動閾值控制;同時闡述了性能先進的核心晶元? ? ad603及其應用於agc放大器的特殊性。A modern power electron power component igbt ( insulate - gate bipolar transistor ) is used as the main power switch component of power converter. it takes 80c196mc single - chip as core processor
電源變換器的功率開關器件採用現代電力電子功率器件igbt ( insulategatebipolartransistor ,絕緣柵雙極型晶體管) ,控制系統以80c196mc單片機作為控制核心。System - on - a - chip design
系統單晶片soc設計分享友人