# HAL config file to simulate limit switches using window comparators
#
# first install nine comparators
loadrt wcomp names=wcomp_xmin,wcomp_xmax,wcomp_xhome,wcomp_ymin,wcomp_ymax,wcomp_yhome,wcomp_zmin,wcomp_zmax,wcomp_zhome

# add comparators to servo thread so they will be evaluated
# every servo period
addf wcomp_xmin servo-thread
addf wcomp_xmax servo-thread
addf wcomp_xhome servo-thread
addf wcomp_ymin servo-thread
addf wcomp_ymax servo-thread
addf wcomp_yhome servo-thread
addf wcomp_zmin servo-thread
addf wcomp_zmax servo-thread
addf wcomp_zhome servo-thread

# connect position feedback from step generators
# to window comparators
net Xpos-fb => wcomp_xmin.in
net Xpos-fb => wcomp_xmax.in
net Xpos-fb => wcomp_xhome.in
net Ypos-fb => wcomp_ymin.in
net Ypos-fb => wcomp_ymax.in
net Ypos-fb => wcomp_yhome.in
net Zpos-fb => wcomp_zmin.in
net Zpos-fb => wcomp_zmax.in
net Zpos-fb => wcomp_zhome.in

# connect simulated switch outputs to motion controller
net Xminlim wcomp_xmin.out => axis.0.neg-lim-sw-in
net Xmaxlim wcomp_xmax.out => axis.0.pos-lim-sw-in
net Xhome wcomp_xhome.out => axis.0.home-sw-in

net Yminlim wcomp_ymin.out => axis.1.neg-lim-sw-in
net Ymaxlim wcomp_ymax.out => axis.1.pos-lim-sw-in
net Yhome wcomp_yhome.out => axis.1.home-sw-in

net Zminlim wcomp_zmin.out => axis.2.neg-lim-sw-in
net Zmaxlim wcomp_zmax.out => axis.2.pos-lim-sw-in
net Zhome wcomp_zhome.out => axis.2.home-sw-in

# configure the points at which the simulated switches trip
# X axis first
# set min limit switch to trip at -10.2, release at -1000
setp wcomp_xmin.max -10.2
setp wcomp_xmin.min -1000
# set max limit switch to trip at +10.2, release at +10.21
setp wcomp_xmax.min 10.20
setp wcomp_xmax.max 10.21
# set home switch to trip at 9.5 and release at 9.75
setp wcomp_xhome.min 9.5
setp wcomp_xhome.max 9.75

# Y axis
# set min limit switch to trip at -10.2, release at -1000
setp wcomp_ymin.max -10.2
setp wcomp_ymin.min -1000
# set max limit switch to trip at +10.2, release at +10.21
setp wcomp_ymax.min 10.20
setp wcomp_ymax.max 10.21
# set home switch to trip at 9.5 and release at 9.75
setp wcomp_yhome.min 9.5
setp wcomp_yhome.max 9.75

# Z axis
# set min limit switch to trip at -2.1, release at -1000
setp wcomp_zmin.max -2.1
setp wcomp_zmin.min -1000
# set max limit switch to trip at +4.05,release at +5
setp wcomp_zmax.min 4.05
setp wcomp_zmax.max 5
# set home switch to trip at 3.9 and release at 4.1
setp wcomp_zhome.min 3.9
setp wcomp_zhome.max 4.1