[3D] 步進馬達只往一邊跑
如題,我手邊的3D印表機XYZ軸馬達都只能往單邊移動
加熱板跟擠出頭的溫控都沒問題
使用軟體:repetier-host
請問是不是驅動晶片壞掉了
(因為Arduino mega 跟 ramps 都是新買的,只有上面馬達的驅動晶片是舊的
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