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<p style="margin-top:13px"><br/></p><p style="margin-top:0"><span style="font-family:'Arial','sans-serif'">CFC 中示例:</span></p><p style="margin-top:0"><span style="font-size: 9px;font-family:宋体"><img src="/upload/article/20230620/1687249482787416.png" title="1687249482787416.png" alt="image.png"/> </span></p><p style="margin-top:0"><span style="font-size: 9px;font-family:宋体"><br/></span></p><p style="margin-top:0"><span style="font-family:'Arial','sans-serif'">该功能块用于生成标准振荡周期。</span></p><p>输入变量 <span style="font-family:'Arial','sans-serif'">MODE </span>可以预定义 <span style="font-family:'Arial','sans-serif'">GEN_MODE </span><span style="letter-spacing: -1px">类型;</span><span style="font-family:'Arial','sans-serif';letter-spacing:-1px">BASE</span> 为 <span style="font-family:'Arial','sans-serif'">BOOL </span><span style="letter-spacing:-1px">类型;</span><span style="font-family:'Arial','sans-serif';letter-spacing:-1px">PERIOD</span> 为 <span style="font-family:'Arial','sans-serif'">TIME </span><span style="letter-spacing: -1px">类型;</span><span style="font-family:'Arial','sans-serif';letter-spacing:-1px">CYCLES</span> 与 <span style="font-family:'Arial','sans-serif'">AMPLITUDE</span></p><p style="margin-top:2px">为 <span style="font-family: 'Arial','sans-serif'">INT </span>类型;<span style="font-family:'Arial','sans-serif'">RESET </span>为 <span style="font-family:'Arial','sans-serif'">BOOL </span>类型。</p><p style="margin-top:11px;line-height:112%"><span style="font-family:'Arial','sans-serif'">MODE </span>用于定义所产生的振荡周期模式。其中,枚举值 <span style="font-family: 'Arial','sans-serif'">TRIANGLE </span>与 <span style="font-family: 'Arial','sans-serif'">TRIANGLE_POS </span>为三角波,<span style="font-family:'Arial','sans-serif'">SAWTOOTH_RISE </span><span style="letter-spacing:-0">为递增锯齿波,</span><span style="font-family:'Arial','sans-serif';letter-spacing:-0">SAWTOOTH_FALL </span><span style="letter-spacing:-0">为递减锯齿波,</span><span style="font-family: 'Arial','sans-serif';letter-spacing:-0">RECTANGLE </span><span style="letter-spacing:-0">为方波,</span><span style="font-family:'Arial','sans-serif';letter-spacing:-0">SINUS </span>与 <span style="font-family:'Arial','sans-serif'">COSINUS </span>分别为正弦波与余弦波。</p><p><span style="font-size:15px;line-height:112%;font-family:'Calibri','sans-serif'"><br/> </span> </p><p style="margin-top:7px;line-height:112%"><span style="font-family:'Arial','sans-serif'">BASE </span>用于定义是否使用所设置的时间定义循环周期(<span style="font-family:'Arial','sans-serif'">BASE=TRUE</span>)或者使用表示调用功能块次数的特定周期数值定义 循环周期(<span style="font-family:'Arial','sans-serif'">BASE=FALSE</span>)。</p><p style="margin-top:9px"><span style="font-family:'Arial','sans-serif'">PERIOD </span>或 <span style="font-family: 'Arial','sans-serif'">CYCLES </span>用于定义相应的循环周期。</p><p style="margin-top:0"><span style="font-size: 8px;font-family:宋体"> </span></p><p><span style="font-family:'Arial','sans-serif'">AMPLITUDE </span>用于定义所产生的振幅。</p><p style="margin-top:0"><span style="font-size: 8px;font-family:宋体"> </span></p><p>当 <span style="font-family:'Arial','sans-serif'">RESET=TRUE</span>,信号发生器复位为 <span style="font-family:'Arial','sans-serif'">0</span>。</p><p style="margin-top:1px"><span style="font-family: 宋体"> </span></p><p style="margin-left:116px;line-height:305px"><span style="font-size:13px;font-family:宋体;position:relative;top:60px"><img src="/upload/article/20230620/1687249439922912.png" title="1687249439922912.png" alt="image.png"/></span></p><p><span style="font-size:13px;font-family:宋体"> </span></p><p><span style="font-size:7px;font-family:宋体"> </span></p><p style="margin-left:111px;line-height:308px"><img src="/upload/article/20230620/1687249445272725.png" title="1687249445272725.png" alt="image.png"/></p><p><span style="font-size:13px;font-family:宋体"> <img src="/upload/article/20230620/1687249453323488.png" title="1687249453323488.png" alt="1687249451216871.png"/> </span> </p><p style="margin-top:0"><span style="font-size: 8px;font-family:宋体"> </span></p><p style="margin-left:119px;line-height:297px"><img src="/upload/article/20230620/1687249467183716.png" title="1687249467183716.png" alt="image.png"/></p><p style="margin-top:0"><span style="font-size: 9px;font-family:宋体"> </span></p><p style="margin-top:3px"><br/></p><p style="margin-top:1px"><span style="font-size: 10px;font-family:宋体"> </span></p><p style="margin-left:171px;line-height:123px"><span style="font-size:13px;font-family:宋体;position:relative;top:24px"></span></p><p><br/></p> |