��һ��С��ı��⣡

Article View: cn.bbs.sci.electronics

Article #256

Back to cn.bbs.sci.electronics Previous Next

#256

From: ��ֹ�ÿһ��
Date: Mon, 05 Dec 2005 01:37

31 lines
1595 bytes

лл����ˣ�
��QuartusII����VHDL��д��һ��if��������
entity en3 is
port(a,b,c,p1,p2:in bit;
     z:out bit);
end en3;
architecture arch of en3 is
begin
process(a,b,c,p1,p2)
begin
    if(p1='1')then
    z<=a;
    else if(p2='0')then
    z<=b;
    end if;
end process;
end arch;
�������´���
Error: VHDL syntax error at en3.vhd(16) near text "process"; expecting "if"
Error: VHDL error at en3.vhd(17): type of identifier arch does not agree wit
h its usage as  void type

--
[1;31;44m�ж�־���ķ�
��Ҫ��Ϊ����Ĳ�[1;5;43m���ֶ�ʧȥ
ǰ�������[1;5;32;44m�Ͷ���

************************************


[m[1;33m�� ��Դ:����ɽ��ˮվ bbs.neu.edu.cn��[FROM: 202.118.20.122][m

Technical Details

Message-ID: <4LRTF0$1bP@bbs.neu.edu.cn>

Path:

arc1-ca.pugleaf.net!g2news1.google.com!news3.google.com!border1.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!meganewsservers.com!feeder2.on.meganewsservers.com!nntp-server.pubsub.com!news.neu.edu.cn!NEU

Show Full Headers

Complete Article Headers

X-Google-Thread: 100bb0,4588bac948553eb0,start
X-Google-Attributes: gid100bb0,public
X-Google-Language: ENGLISH,GB
Path: arc1-ca.pugleaf.net!g2news1.google.com!news3.google.com!border1.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!meganewsservers.com!feeder2.on.meganewsservers.com!nntp-server.pubsub.com!news.neu.edu.cn!NEU
From: helinbo@bbs.neu.edu.cn (���ֹ�ÿһ��)
Newsgroups: cn.bbs.sci.electronics
Subject: ���һ��С����ı������⣡
Date: 05 Dec 2005 01:37:29 GMT
Organization: ��ɽ��ˮ
Message-ID: <4LRTF0$1bP@bbs.neu.edu.cn>
Mime-Version: 1.0
Content-Type: text/plain; charset="gb2312"
Content-Transfer-Encoding: 8bit
X-Filename: EDA/M.1133746128.D0
Lines: 31

Article View: cn.bbs.sci.electronics

���һ��С����ı������⣡

��һ��С��ı��⣡