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Re: RS232 用 Docklight 測試
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版主
 
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還是用示波器量一下PIC的輸出腳 TXD，如果量不到訊號就是程式的問題，如果量的到 TXD 而RS-232 沒輸出就是RS-232介面的問題。
發表於: 2006/4/4 11:16
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RS232 用 Docklight 測試
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中級會員
 
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Docklight 測試時, RXout 接上 LED 會亮, 切斷連線後,LED會熄 , 但是 TXin 接上LED 卻始終沒有反應,這是對嘛 ?
發表於: 2006/4/2 10:49
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