tag:blogger.com,1999:blog-8516057646005806683.post1852733610234481742..comments2023-04-07T18:39:50.976+08:00Comments on Cooper Maa: Arduino 筆記 - Lab3 控制 LED 燈光亮度Cooper Maahttp://www.blogger.com/profile/14597993167511073460noreply@blogger.comBlogger7125tag:blogger.com,1999:blog-8516057646005806683.post-25723895853404590552013-04-01T17:22:20.292+08:002013-04-01T17:22:20.292+08:00要讓 arduino 連接 rs232 接口,需要 MAX232 晶片做訊號轉換
電路設計可以參考...要讓 arduino 連接 rs232 接口,需要 MAX232 晶片做訊號轉換<br /><br />電路設計可以參考這塊 arduino shield:<br /><br />http://www.cutedigi.com/arduino-shields/rs232-shield-for-arduino.html<br /><br />電路圖:<br />http://www.cutedigi.com/pub/Arduino/arduino_RS232.pdfCooper Maahttps://www.blogger.com/profile/14597993167511073460noreply@blogger.comtag:blogger.com,1999:blog-8516057646005806683.post-61865238577806681412013-04-01T17:10:38.569+08:002013-04-01T17:10:38.569+08:00博主,arduino如何连接rs232接口(母口)的设备?我尝试过用rs232(母口)转ttl和us...博主,arduino如何连接rs232接口(母口)的设备?我尝试过用rs232(母口)转ttl和usb转ttl在电脑上进行测试,两个转接器之间用ttl相连,结果无响应。两个rs232母口(转接器和设备)之间相连用的是双头rs232公口线。Jackhttps://www.blogger.com/profile/16576195497029658384noreply@blogger.comtag:blogger.com,1999:blog-8516057646005806683.post-58269728182269402112012-11-21T23:28:36.445+08:002012-11-21T23:28:36.445+08:00我也沒用過 D560 耶!
不如你學起來後,來分享一下吧! :)我也沒用過 D560 耶!<br />不如你學起來後,來分享一下吧! :)Cooper Maahttps://www.blogger.com/profile/14597993167511073460noreply@blogger.comtag:blogger.com,1999:blog-8516057646005806683.post-39500543990434260622012-11-17T23:35:28.259+08:002012-11-17T23:35:28.259+08:00Hi,小弟對電學一竅不通,上網查看了些資料,買了一顆D560的電晶體,不懂如何使用,請問這顆電晶體能...Hi,小弟對電學一竅不通,上網查看了些資料,買了一顆D560的電晶體,不懂如何使用,請問這顆電晶體能否做到0-15V 1.5-2A 的pwm輸出?版主能講解一下如何接傅嗎,如何使用嗎?謝謝!Anonymoushttps://www.blogger.com/profile/10666234738153463271noreply@blogger.comtag:blogger.com,1999:blog-8516057646005806683.post-27413824051485684122012-11-17T19:42:19.856+08:002012-11-17T19:42:19.856+08:00hi, arduino 的腳位最多只能輸出 5V 的電壓和最多 50mA 的電流喔,如果要控制大電流...hi, arduino 的腳位最多只能輸出 5V 的電壓和最多 50mA 的電流喔,如果要控制大電流和電壓的輸出,可能要另外供電,然後再搭配電晶體去控制Cooper Maahttps://www.blogger.com/profile/14597993167511073460noreply@blogger.comtag:blogger.com,1999:blog-8516057646005806683.post-39580766436090187452012-11-16T22:22:32.507+08:002012-11-16T22:22:32.507+08:00你好!小弟剛開始接觸arduino,想請問一下arduino能否做到電壓0-15V 1.5-2A的p...你好!小弟剛開始接觸arduino,想請問一下arduino能否做到電壓0-15V 1.5-2A的pwm輸出嗎?Anonymoushttps://www.blogger.com/profile/10666234738153463271noreply@blogger.comtag:blogger.com,1999:blog-8516057646005806683.post-4094765593721599242012-11-16T22:18:09.669+08:002012-11-16T22:18:09.669+08:00作者已經移除這則留言。Anonymoushttps://www.blogger.com/profile/10666234738153463271noreply@blogger.com