【正文】 14 1）硬件調(diào)試：接通電源，檢查 S7200 PLC 可編程控制器是否可以正常工作，接頭是否接觸良好，然后把其與電腦的通信口連接。s 21 win. Michel Platini, president of European football39。s time, your ideas are always special to clear. Want, want, line is clear, as if nothing could shake his. Also once seemed to be determined to do something, but more often is he backed out at last. Dislike his cowardice, finally found that there are a lot of love, there are a lot of miss, like shadow really have been doomed. Those who do, just green years oneself give oneself an arm injection, or is a selfrighteous spiritual. 一個人的時候，自己的想法總是特別地清晰。ll be traveling fast, so despite the distance, it will not be like 30 diving into the deep end of a pool. It will be like he is diving into the shallow end. Skydiver preps for the big jump When he jumps, he is expected to reach the speed of sound 690 mph (1,110 kph) in less than 40 seconds. Like hitting the top of the water, he will begin to slow as he approaches the more dense air closer to Earth. But this will not be enough to stop him pletely. If he goes too fast or spins out of control, he has a stabilization parachute that can be deployed to slow him down. His team hopes it39。t want to give vent to out your inner voice can be in the high school children of the feelings in a period, but was eventually infarction when graduation party in the throat, later again stood on the pitch he has sweat profusely, looked at his thrown a basketball hoops, suddenly found himself has already can39。s antiracism taskforce, is in London for the Football Association39。 下圖展示了一個基本的 S7200 Micro PLC。輸入共 4 個點，輸出共 14 個點。1 設(shè) 計 題 目 彩燈廣告屏的 PLC控制 所 在 系 信息與機電工程系 姓 名 學(xué) 號 072235089 任 課 老 師 專 業(yè) 年 級 電氣工程及其自動化 2021級 2021 年 1 月 10 日 2 目 錄 1 任務(wù)描述 1 控制要求說明 2 3 的優(yōu)點 3 輸入輸出點數(shù)的確定 4 的選型 4 硬件配置 4 I/O 連接圖 7 地址分配 7 燈光布局示意圖 10 軟件設(shè)計 11 12 調(diào)試說明 12 注意事項 12 13 附錄一：設(shè)計梯形圖 13 附錄二：設(shè)計指令表 18 參考文獻(xiàn) 25 3 彩 燈廣告屏的 PLC 控制 圖 1 系統(tǒng)工作流程 系統(tǒng)啟動后 ,燈管點亮的順序依次為 。 PLC的選型 根據(jù)輸入輸出的點數(shù)可以選擇西門子 S7200 型 PLC。它包括一個 S7200 CPU 模塊，一臺個人計算機（ PC）， STEP 7Micro/WIN32( 版 )編程軟件，以及一條通訊電纜。s 150th anniversary celebrations and will 28 attend City39。t remember his appearance. 童年時，覺得壓歲錢和新衣服是過年必備，但是隨著年齡的推進(jìn)，會越來越發(fā)現(xiàn)，那些東西根本就可有可無；初中時，以為要有一場暗戀才意味著真正的成長，但三年過去后，自己心平氣和的寫同學(xué)錄的時候，突然就發(fā)現(xiàn)是不是真正的成長了，好像并沒有那么重要 了；然后到了高中，覺得非要吐露出自己的心聲才能為高中生涯里的懵懂情愫劃上一個句點，但畢業(yè)晚會的時候最終還是被梗塞在了咽喉，后來再次站在他曾經(jīng)揮汗如雨的球場，看著他投過籃球的球框時，突然間發(fā)現(xiàn)自己已經(jīng)想不起他的容顏。s not needed. Instead, he plans to deploy his 270squarefoot (25squaremeter) main chute at an altitude of around 5,000 feet (1,524 meters). In order to deploy this chute successfully, he will have to slow to 172 mph (277 kph). He will have a reserve parachute that will open automatically if he loses consciousness at mach speeds. Even if everything goes as planned, it won39。 29 A person3