loadusr -w sync
loadrt hal_parport cfg=0x378
loadrt threads name1=th period1=50000 fp1=0 name2=sl period2=1000000 
loadrt stepgen step_type=0 ctrl_type=v
setp stepgen.0.position-scale 20000
setp stepgen.0.velocity-cmd 1
setp stepgen.0.enable 1
setp stepgen.0.doublefreq 1
setp stepgen.0.maxvel 1
setp stepgen.0.stepspace 0
addf stepgen.capture-position sl
addf stepgen.update-freq sl
addf stepgen.make-pulses th
addf parport.0.write th
addf parport.0.reset th
setp parport.0.pin-02-out-reset 1
setp parport.0.pin-03-out-reset 1
setp parport.0.reset-time 2000
setp parport.0.pin-02-out 1
net step stepgen.0.step => parport.0.pin-03-out
start
show param *debug*