<p> 想请教一下站内大神，想要产生如下图所示含有</p><p>死区时间</p><p>的互补的pwm，具体的编程语言怎么写。我自己写的这一段只能在上升沿出有死区。</p><p><br></p><pre style="max-width: 100%;"><code class="cpp hljs" codemark="1"> always@(posedge CLK50M or negedge Rst_n) <span class="hljs-function">begin <span class="hljs-title">IF</span> <span class="hljs-params">(!Rst_n)</span>begin cntd1&lt;</span>=<span class="hljs-number">5</span><span class="hljs-string">'d0; dpwm_od1&lt;=1'</span>b0; <span class="hljs-function">end <span class="hljs-keyword">else</span> begin <span class="hljs-title">if</span><span class="hljs-params">(pwm_od1i==<span class="hljs-number">1</span><span class="hljs-string">'b0)begin cntd1&lt;=5'</span>d0; dpwm_od1&lt;=<span class="hljs-number">1</span><span class="hljs-string">'b0; end else if(cntd1==d_set)begin cntd1&lt;=d_set; dpwm_od1&lt;=1'</span>b1; end <span class="hljs-keyword">else</span> begin cntd1&lt;=cntd1+<span class="hljs-number">1</span><span class="hljs-string">'d1; dpwm_od1&lt;=1'</span>b0; end end end </span></span></code></pre><br><p> 有大神可以解答一下吗，非常感谢！</p><br> <ignore_js_op> <dl class="tattl attm"> <dd> 自己的程序仿真图</dd><dd>&nbsp; <img src="data/attach/1911/9m1u1aifgod66n0wm09i94r9ee5iy1ju.png" alt="自己的程序仿真图" title="自己的程序仿真图"></dd> </dl> </ignore_js_op> <ignore_js_op> <dl class="tattl attm"> <dd> 期望得到的pwm <img src="data/attach/1911/hmvukmxlulbs1tt46ynjkwb9o5wn8kk9.jpg" alt="期望得到的pwm" title="期望得到的pwm"> </dd> </dl> </ignore_js_op> <p><br></p>