Thomas > TAIG DSLS 3000 (work in progress) > > Driver Characteristic: > 5us - step time > 5us - step space > 5us - dir hold > 5us - dir setup > > Parallel Port: > P1 - on/off P14 - unused > P2 - x-dir (invert) P15 - a-alert (invert) > P2 - x-step P16 - aux-1 > P4 - y-dir (invert) P17 - aux-2 > P5 - y-step P18 - unused > P6 - z-dir (invert) P19 - unused > P7 - z-step P20 - unused > P8 - a-dir (invert) P21 - unused > P9 - a-step P22 - unused > P10 - E-STOP P23 - unused > P11 - x-alert (invert) P24 - unused > P12 - y-alert (invert) P25 - unused > P13 - z-alert (invert) > * alert to indicate missed step > Actually - step buffer overflow - 200 step error detected. > * aux-1 to control spindle power > > Axes: > 200 steps/rev > 2 microstepping > 20 TPI > 2.0 in/sec (1.0 on z-axis) > That may be pushing it a bit - unless you have the table very loose. 1.0 / sec will give stable performance with a 'tight' machine ( less than 2thou backlash ) Pushing much more than that results in larger 'lag' due to the controller always playing catchup. You then need to delay things between moves so that the controller can clear the step buffer. Controller can be up to 200 steps behind the requested position. > 3.0 in/sec^2 (2.0 on z-axis) > I've not got the Linux box onto the 3000 yet - still running that on Mach3 but the same rules apply.
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