timer circuit 中文意思是什麼
timer circuit
解釋
計時電路-
Analysis of 555 timer circuit connected to an exterior control voltage
外接控制電壓的555定時器電路分析 -
Connector, terminal, circuit breaker, contactor, switch plug, timer and motor are the main applications in this market
連接件端子斷路保護器接觸器開關插座定時器及馬達是這個市場的主要應用。 -
Gangtong company professionally deals in automatic controlling component. its also the agent of low pressure distributing products, industry controlling products and fa component for mitsubishi, nais - national, moeller, unique. the main products are circuit breaker, contactor, timer, time relay, controller and transducer
港通公司是一家專業經營工業自動化控制元器件公司，代理銷售日本三菱電機mitsubishi松下電工nais - national德國金鐘-默勒moeller馬來西亞unique的低壓配電產品工業控制產品及fa元器件。 -
Circuit of detection and control system is designed, and use a watch timer ( watchdog ) to ensure the reliability of system software
進行了測控系統電路設計，利用單片機內部監視定時器（ watchdog ）提高了系統軟體的可靠性。 -
Counter timer circuit
計數器定時器電路 -
And the inverter becomes smarter. during the designing, the pulse - processing ciucuit is preset which processes the feedback pulse from photoelectric encoder for close - looping the system in future. by using the circuit and quadrature mode of timer 1 in 80c196mc, incremental encoder can be embedded into the velocity regulation system more easily and the domain the inverter can be used in is enlarged too
在系統設計過程中，考慮到了變頻調速器進一步改進為閉環系統的需要，在電路中預設了光電碼盤反饋脈沖的處理電路，通過這個電路的處理，並利用80c196mc中定時計數器1的90相移計數工作方式，可大大簡化使用增量式光電碼盤時脈沖處理的復雜度，這也擴大了本文中變頻調速器的應用范圍。 -
This paper projects a utility subdividing drive system of step motor, which consists of digital control module, drive module and power module, it uses at89c52 single chip processor as the core, it realizes the external event or generates control signal by i / o interface, timer and external interruption, the system introduce pld device and isp technology to the design of phase sequencer, it simplified circuit and improved the anti - disturbing capability by using abel - hdl language, this system can realizes data memory, velocity digital control and led display, etc. this paper adopted firstly the single - chip technique to design control system, which replaced old complicated logic control circuit and simplified test process
本文研究了一種實用的步進電機細分驅動系統，由數字控制模塊、驅動模塊和電源模塊組成，系統以at89c52單片機為核心，通過單片機的i o口、定時器計數器中斷來實現外部事件監控以及控制信號的產生，系統將可編程邏輯器件（ pld ）器件和在系統編程（ isp ）新技術引入到細分驅動環行分配器的設計，通過abel _ hdl語言編程實現硬體軟化設計和邏輯重構，大大簡化了電路，並提高了電路抗干擾能力。使系統實現參數存儲，速度數字控制，數碼顯示，進退刀控制等功能。
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