单选题

module CNT4 (CLK,Q); output [3:0] Q; input CLK;reg [3:0] Q ;always @(posedge ____)Q <= Q+1 ; endmodule()

A. CLK
B. output
C. [3:0]
D. Q

查看答案
该试题由用户957****92提供 查看答案人数:30929 如遇到问题请 联系客服
正确答案
该试题由用户957****92提供 查看答案人数:30930 如遇到问题请联系客服

相关试题

换一换
热门试题
The philosophy in pre-Qin times was marked by the emergence of various ancient philosophical views. The most influential schools were Confucianism, Taoism, Mohism and _______. Music in the Six Arts first appeared in worship ceremony and divination [ˌdɪvɪˈneɪʃn] and later it developed into artistic skill education in Qin Dynasty() I visited Qin Lake National Wetland Park(溱湖国家湿地公园) last Sunday.— Why didn’t you tell me earlier (4).0~30℃()。 4 ,11 ,30 ,67 ,( ) In the most web citizens’ opinion, we should __ Emperor Qin’s Terracotta Warriors and Horses (秦始皇兵马俑)rather than dig them out again. Seal?Script?appeared?in?the?Warring?States?Period.?And?it?was?formed?in?Qin?Dynasty.?Then,?it became?dominant?in?the?Han?dynasty?and?remained?in?use?through?the?Wèi-Jìn periods. 4,11,30,67,() 4,30,56,82,( ) -30,-4,(),24, 122, 340。 :4,12,30,68,( )。 -30,-4,(),24,122 "T30×4-2左是什么螺纹?说明“T”、“30”、“4”、“2”、“左”各表示什么含义? 1,4,11,30,85,( ) 4,6,12,30,84,()。 1,4,11,30,85,()。   4,11,20,29,30,() 90,30,12,6,4,( ) Do you know why Mrs.Qin is not here It’s already 10 o’clock.—She won’t come today.I’ll take____place_____the park. 《所细》规定,计划调度员与邻局对口联系时间:白班9:00~9:30,;夜班21:00~21:30,4:00~4:30()
购买搜题卡 会员须知 | 联系客服
会员须知 | 联系客服
关注公众号,回复验证码
享30次免费查看答案
微信扫码关注 立即领取
恭喜获得奖励,快去免费查看答案吧~
去查看答案
全站题库适用,可用于E考试网网站及系列App

    只用于搜题看答案,不支持试卷、题库练习 ,下载APP还可体验拍照搜题和语音搜索

    支付方式

     

     

     
    首次登录享
    免费查看答案20
    微信扫码登录 账号登录 短信登录
    使用微信扫一扫登录
    登录成功
    首次登录已为您完成账号注册,
    可在【个人中心】修改密码或在登录时选择忘记密码
    账号登录默认密码:手机号后六位