檢視时序逻辑电路的原始碼

[[File:时序逻辑电路.jpg|缩略图|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E6%97%B6%E5%BA%8F%E9%80%BB%E8%BE%91%E7%94%B5%E8%B7%AF&step_word=&hs=0&pn=25&spn=0&di=162250&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=2473847958%2C4139781218&os=832412110%2C2294501530&simid=4276186116%2C791380349&adpicid=0&lpn=0&ln=1740&fr=&fmq=1636801133587_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fwww.hqew.com%2FFile%2FImages%2F0-9999%2F0%2FTech2017%2F201710101654642565.gif%26refer%3Dhttp%3A%2F%2Fwww.hqew.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1639393567%26t%3Da935f4371647f151c72549c2054a530f&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Biqjo_z%26e3Bv54AzdH3FpjviAzdH3Fuwg2wgAzdH3F8l9b89a_z%26e3Bip4s&gsm=1a&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined&dyTabStr=MCwyLDMsMSw0LDYsNSw3LDgsOQ%3D%3D 原图链接][https://tech.hqew.com/fangan_1948140 来自华强电子网]]]
'''时序逻辑电路'''数字电路根据逻辑功能的不同特点，可以分成两大类，一类叫组合逻辑电路（简称组合电路），另一类叫做时序逻辑电路（简称时序电路）。组合逻辑电路在逻辑功能上的特点是任意时刻的输出仅仅取决于该时刻的输入，与电路原来的状态无关。而时序逻辑电路在逻辑功能上的特点是任意时刻的输出不仅取决于当时的输入信号，而且还取决于电路原来的状态，或者说，还与以前的输入有关。