请求帮忙,自己组了个3D打印机卡在步进电机驱动上了。

xmalook

用教材试验电机能正常运行，上主程序只能调试到pronterface里Connecting...start
Printer is now online.
echo:Marlin 1.0.0
echo: Last Updated: Sep 16 2016 23:06:35 | Author: (MakerLab, default config)
Compiled: Sep 16 2016
echo: Free Memory: 4258  PlannerBufferBytes: 1232
echo:Hardcoded Default Settings Loaded
echo:SD init fail 偏移X轴只能动1步卡着不动了