【正文】 22RD10WR11R E S E T9C N T L37S H I F T36R L 02R L 11R L 239R L 338S L 032S L 133S L 234S L 335BD23O U T A 324O U T A 225O U T A 126O U T A 027O U T B 328O U T B 229O U T B 130O U T B 031A021GND20VCC408279U81 2S N 74L S 07DU 2A1 2S N 74L S 07DU 3A12S N 74L S 07DU 1AV C CGNDGNDP 1P 2P 3P 4P 5P 6P 7P 8R S T9P 10P 11P 12P 13P 14P 15P 16P 17X T A L 218X T A L 119V S S20P 21P 22P 23P 24P 25P 26P 27P 28P S E N29A L E / P R O G30E A / V P P31P 32P 33P 34P 35P 36P 37P 38P 39V C C40a t 89c 52U11224M30PC530PC4V C C30P FC230P FC1122M+ 5VGNDB e l lU11KR1P N PQ1V C C+ 5V1KR e s 2R?+ 5VS0S1S2S3S4S5S6S7中斷 1讀寫(xiě)S C L KU i nU out+_+_輸入負(fù)極輸入正極S C L K1M C L K I N2M C L K O U T3/ C S4R E S E T5A I N 2( + )6A I N 1( + )7A I N 1( )8R E F I N ( + )9R E F I N ( )10A I N 2( )11/ D R D Y12DOUT13D I N14VDD15GND16A D 7705U9S C L K/ C SR E S E TD I NDOUT/ D R D Y/ C SR E S E TD I NDOUT/ D R D Y輸入正極輸入負(fù)極2001K100pFR 1 △ R1 R 2 + △ R2R 4 + △ R4 R 3 △ R3B R I D G ER11 2LEDL1+ 5V附錄二： 20 致 謝 在這幾個(gè)月的時(shí)間里，從對(duì)課題的理解，方案的設(shè)計(jì)，到程序的編寫(xiě)，再到論文的寫(xiě)作，中間有著自己的努力，更有著老師和同學(xué)的關(guān)心和巨大的幫助。 他對(duì)學(xué)生認(rèn)真負(fù)責(zé)的態(tài)度讓我由衷地敬佩。 感謝母校和老師們?cè)诖髮W(xué)四年中對(duì)我的培養(yǎng)。s how our shipboard naturalist John Fonseca describes the slushy ice that the Silver Explorer is plowing through as we enter Greenland39。s tempting to stretch out a finger for a poke and a taste. At its base, the rocky shore on each side is often green with moss and lichen. But it quickly bees less hospitable and even forbidding, its glacierscarred face climbing steeply until disappearing into low, filmy clouds. Some patches of ice have lingered since last winter, though the August sun is converting the most exposed into waterfalls that trickle merrily into the brilliant sea. Leaning on the observation deck at the ship39。re looking at rocks that are 2 billion years old. Some of the harsh striations have been dated to the tectonic plate shifts of 65 million years ago that broke up the Earth39。s Love Boat may have had athousand cabins, sports courts and a pooland there are massive ships like that in the nextharbor with a big herd of passengers but things are more intimate Explorer39。t do that on the QEII. That flexibility is essential to the expedition ships and cruises offered by Silversea. Whilethe line offers the more traditional cruises focused on shipboard entertainment and portcalls for shopping and nightlife, the expedition variety is targeted at more adventuroussouls.We started these as outings to more outofthe way places, specifically the Arctic and theAntarctic, for active travelers who wanted to learn about and explore wilder places upclose,says parking your butt in a deck chair is your idea of a deluxe cruise, you39。s adventure. Yesterday, that was a 90minute foray around Thrym Glacier. Today, we zip ashore to visit the indigenous village of Nanortalik, where small oilheated houses painted in bright colors dot a mountain valley that clings to summer39。ll e to seeing this fearsome creature on this voyage around southern Greenland. Tomorrow we39。m dining or sightseeing onshore. My water bottle is always full. My shoes are always shined. Meals are fivestar hotel quality, which chef Pia－ a statuesque strawberryblonde from Germany－ somehow pulls off even when the ship is days away from a market that meets her exacting standards. The sitdown dinner service (there39。m slightly surprised to find that quite a few passengers have not only cruised with Silversea before, but rather often. At one reception, a Japanese lady gets applauded as the passenger aboard having the most cruise days with the line: 860! That39。ll all know each other pretty well at the end of our 12day cruise. Expedition leader Kredel observes that we39。s not have any talk of mutiny on this ship, he jokes. Always remember: You are outnumbered.They are safe, easy and family friendly, no wonder growing numbers of people are spending their vacations on a cruise ship. Zhou Wenting goes aboard. Imagine spending a holiday in a place where your every whim is catered for, where the sun and the ocean are on your doorstep and delicious food is served around the clock. You can go shopping in stores that have rock bottom prices, and if yo u grow tired of all the pampering, your bed is available anytime. You can travel with the whole family too, because the re are activities tailored to suit all age groups. 21 A vacation on an elegant cruise liner will meet the desire for an exotic experience, but will also be an enjoyable travel experience when acpanied by young children or elderly parents. Familyfriendly, safe and secure, cruise vacations have bee very popular in China. During the uping National Day Golden Week holiday, from Oct 1 to Oct 7, many families will board a ship to enjoy an exciting holiday at sea. The development of the cruise industry in recent years has been impressive. Statistics from the China Cruise and Yacht Industry Association show Chinese residents made million trips on cruise liners last year, pared with nearly 10,000 in 2021. The association pre dicts the market will continue to boom in the next two years. Residents of Shanghai, the city th at boasts the largest cruise ports of the four on the Chinese mainland, are more likely to book cruises than people in other parts of the country, according to a report published by Baidu Inc39。s pretty easy at sea Beijing39