{"id":192,"date":"2018-04-11T09:03:02","date_gmt":"2018-04-11T09:03:02","guid":{"rendered":"http:\/\/ferrywahyuwibowo.my.id\/?p=192"},"modified":"2018-04-12T04:20:28","modified_gmt":"2018-04-12T04:20:28","slug":"2-1-multiplexer-using-vhdl","status":"publish","type":"post","link":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/192\/2-1-multiplexer-using-vhdl\/","title":{"rendered":"2-1 Multiplexer Using VHDL"},"content":{"rendered":"

A multiplexer connects data from 2n inputs to the outputs, where n is a number of inputs selector. Generally, the multiplexer is written as mux and it is a digital switch. Example of this device is shown in Figure 1.<\/p>\n

\"\"<\/a>Figure 1. Mux 2-1<\/p>\n

VHDL code for the 2-1 Mux as written below,<\/p>\n

LIBRARY ieee ;<\/em><\/p>\n

USE ieee.std_logic_1164.all ;<\/em><\/p>\n

ENTITY mux21 IS<\/em><\/p>\n

PORT (\u00a0 w0, w1, <\/em>s\u00a0 : IN \u00a0 STD_LOGIC ;<\/em><\/p>\n

f\u00a0 : OUT \u00a0 STD_LOGIC ) ;<\/em><\/p>\n

END;<\/em><\/p>\n

ARCHITECTURE <\/em>watak OF mux21 IS<\/em><\/p>\n

BEGIN<\/em><\/p>\n

WITH s SELECT<\/em><\/p>\n

f <=\u00a0 w0 WHEN \u20180\u2019,<\/em><\/p>\n

w1 WHEN OTHERS ;<\/em><\/p>\n

END Behavior ;<\/em><\/p>\n

or it could be written as other design using VHDL code as below,<\/p>\n

LIBRARY <\/em>ieee ;<\/em><\/p>\n

USE <\/em>ieee.std_logic_1164.all ;<\/em><\/p>\n

ENTITY mux21 IS<\/em><\/p>\n

PORT (w0, w1, <\/em>s : IN\u00a0 STD_LOGIC ;<\/em><\/p>\n

f : \u00a0 OUT\u00a0 STD_LOGIC ) ;<\/em><\/p>\n

END;<\/em><\/p>\n

ARCHITECTURE <\/em>watak OF mux21 IS<\/em><\/p>\n

BEGIN<\/em><\/p>\n

f <= w0 WHEN s = \u20180\u2019 ELSE w1 ;<\/em><\/p>\n

END;<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

A multiplexer connects data from 2n inputs to the outputs, where n is a number of inputs selector. Generally, the multiplexer is written as mux and it is a digital switch. Example of this device is shown in Figure 1. Figure 1. Mux 2-1 VHDL code for the 2-1 Mux as written below, LIBRARY ieee […]<\/p>\n","protected":false},"author":1,"featured_media":193,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[7,16,13,27,32,31,14,15,26,10,8],"_links":{"self":[{"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/posts\/192"}],"collection":[{"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/comments?post=192"}],"version-history":[{"count":3,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/posts\/192\/revisions"}],"predecessor-version":[{"id":205,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/posts\/192\/revisions\/205"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/media\/193"}],"wp:attachment":[{"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/media?parent=192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/categories?post=192"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ferrywahyuwibowo.my.id\/index.php\/wp-json\/wp\/v2\/tags?post=192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}