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@ezmobius
Created July 24, 2012 10:49
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Firmware configuration
E-Steps/mm (These values will get you close; Calibrate further, or live with crap prints!):
makerbot Mk7 with 16x microstepping - 825.698
blddk hob with 16x microstepping - 761.328
I found that marlin's default settings for E feedrate, acceleration and jerk were all too high for these motors.
#define DEFAULT_MAX_FEEDRATE {400, 400, 220/60, 45}
#define DEFAULT_MAX_ACCELERATION {9000,9000,100,500}
#define DEFAULT_EJERK 1.0
Software configuration
Reduce your retract speed to 10mm/sec.
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