[問題] 無線傳輸 安全帽煞車燈
各位板大好
小弟目前在製作專題上出現了一些問題
專題是製作安全帽的剎車燈
無線傳輸模組是採用315MHz RF
http://ppt.cc/vfVx
而目前遇到的問題是按下煞車,發射端電源接通後
信號傳送到接收端的LED亮
可是放開煞車後,接收端的LED依然還是亮的
想請問如何讓發射端的電源斷掉後,接收端的LED也跟著滅掉
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