檢視译码器的原始碼

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|<center><img src=https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fimg-blog.csdnimg.cn%2F20201008202109278.jpg%3Fx-oss-process%3Dimage%2Fwatermark%2Ctype_ZmFuZ3poZW5naGVpdGk%2Cshadow_10%2Ctext_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTQyMDczNw%3D%3D%2Csize_16%2Ccolor_FFFFFF%2Ct_70%23pic_center&refer=http%3A%2F%2Fimg-blog.csdnimg.cn&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=auto?sec=1661809571&t=db1c165b122a3bb327008ca2d11383bd width="300"></center>
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名称：译码器



类别：变量译码和显示译码

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'''译码器'''(decoder)是一类多输入多输出组合[[逻辑]]电路器件，其可以分为：变量译码和显示译码两类。 变量译码器一般是一种较少输入变为较多输出的器件，常见的有n线-2^n线译码和8421BCD码译码两类；显示译码器用来将二进制数转换成对应的七段码，一般其可分为驱动LED和驱动LCD两类。<ref>[https://wenku.baidu.com/view/228cc7a7b0717fd5360cdc7c.html 译码器],百度文库 ,2012年6月17日</ref>