Use two buttons, one to turn on the counter and the other to turn off the counter. Store the result in a word, and then send this word to the set value of the counter to be modified.
Canon (1) is the world's leading comprehensive group that produces image and information products. Since the establishment of 1937, Canon has made unremitting efforts for many years to globalize its business and expand into various fields. Canon's product line is distributed in three major areas: personal products, office equipment and industrial equipment. The main products include cameras and lenses, digital cameras, printers, copiers, fax machines, scanners, broadcasting equipment, medical equipment and semiconductor production equipment. Canon is headquartered in Tokyo, Japan, and has four regional sales headquarters in America, Europe, Asia and Japan. It has 200 subsidiaries around the world and employs more than 654.38 million people. 2065438+On March 9, 2006, Toshiba Company of Japan held a board meeting and finally decided to sell its Toshiba Medical System Company to Canon Company. The purchase price proposed by Canon is 700 billion yen (about 40.5 billion yuan). On September 5th, 20 18, Canon officially released EOS R system, EOS R micro-lens and RF lens for Quan Huafu.