verilog任务调用
<p><span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">虽然任务中不能出现 initial 语句和 always 语句语句， 但任务调用语句可以在 initial 语句</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" /><span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">和 always 语句中使用，其语法形式如下： </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">task_id[(端口1,&nbsp; 端口 2, ........,&nbsp; 端口 N)]; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">其中 task_id是要调用的任务名，端口 1、端口 2，…是参数列表。参数列表给出传入任</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">务的数据（进入任务的输入端）和接收返回结果的变量（从任务的输出端接收返回结果） 。</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">任务调用语句中，参数列表的顺序必须与任务定义中的端口声明顺序相同。任务调用语句是</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">过程性语句，所以任务调用中接收返回数据的变量必须是寄存器类型。下面给出一个任务调</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">用实例。</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">例：通过 Verilog HDL 的任务调用实现一个 4 比特全加器。</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">module EXAMPLE (A, B, CIN, S, COUT); </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">input A, B; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">input CIN; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">output S; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">output COUT; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">reg S; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">reg COUT; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">reg S0, S1, S2, S3; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">task ADD; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">input A, B, CIN; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">output C; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">reg C; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">reg S, COUT; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">begin</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">S = A ^ B ^ CIN; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">COUT = (A&B) | (A&CIN) | (B&CIN); </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">C = {COUT, S}; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">end </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">endtask </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">&nbsp;</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">always @(A or B or CIN) begin </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">ADD (A, B, CIN, S0); </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">ADD (A, B, S0, S1); </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">ADD (A, B, S1, S2); </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">ADD (A, B, S2, S3); </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">S = {S3, S2, S1, S0}; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">COUT = S3; </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">end </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">endmodule</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">在调用任务时，需要注意以下几点： </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">（1）任务调用语句只能出现在过程块内； </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">（2）任务调用语句和一条普通的行为描述语句的处理方法一致； </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">（3）当被调用输入、输出或双向端口时，任务调用语句必须包含端口名列表，且信号</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">端口顺序和类型必须和任务定义结构中的顺序和类型一致。需要说明的是，任务的输出端口</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">必须和寄存器类型的数据变量对应。 </span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">（4）可综合任务只能实现组合逻辑，也就是说调用可综合任务的时间为“0” 。而在面</span><br style="background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,&quot;microsoft yahei&quot;,&quot;simsun&quot;; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;" />
<span style="display: inline !important; float: none; background-color: transparent; color: rgb(68, 68, 68); font-family: Tahoma,"Microsoft Yahei","Simsun"; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px; word-wrap: break-word;">向仿真的任务中可以带有时序控制，如时延，因此面向仿真的任务的调用时间不为“0” 。</span></p>
任务不能综合的， fxyc87 发表于 2019-8-5 08:30
任务不能综合的，
<p>兄弟，task也是可以综合的。<img height="28" src="https://bbs.eeworld.com.cn/static/editor/plugins/hkemoji/sticker/facebook/confused-face_1f615.png" width="28" /></p>
<p>正在学习CPLD，用Abel4.0编译</p>
<p>感谢楼主分享，学习了！</p>
<p>谢谢分享，学习了！</p>
<div class='shownolgin' data-isdigest='no'>郝旭帅 发表于 2019-8-5 09:08
兄弟，task也是可以综合的。
<p>哥，真的吗？任务不可以综合吗？</p>
<p> </p>
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<p> </p>
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