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Added chopper "ready?" query and "get_frequency" command.

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Also added chopper simulation mode.

r2206 | ffr | 2007-10-31 17:00:54 +1100 (Wed, 31 Oct 2007) | 3 lines
This commit is contained in:
Ferdi Franceschini
2007-10-31 17:00:54 +11:00
committed by Douglas Clowes
parent c661cf16a7
commit 03b583655c
1 changed files with 58 additions and 20 deletions
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78
site_ansto/instrument/reflectometer/config/chopper/chopper.tcl
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@@ -1,26 +1,64 @@
if 0 {
set sim_mode [SplitReply [chopper_simulation]]
set CH1_MAXSPEED 1800
if {$sim_mode == "true"} {
MakeChopper chopperController sim
ChopperAdapter chspeed chopperController speed 0 $CH1_MAXSPEED
ChopperAdapter ch2phase chopperController phase 0 180
ChopperAdapter ch3phase chopperController phase 0 180
ChopperAdapter ch4phase chopperController phase 0 180
namespace eval ::chopper {
proc ready? {} {}
proc get_frequency {} {variable frequency; return $frequency}
proc set_frequency {freq} {variable frequency; set frequency $freq}
set_frequency 0
}
publish ::chopper::ready? user
publish ::chopper::get_frequency user
publish ::chopper::set_frequency user
} else {
# Chopper NCS013 communications
set chopper_controller(host) 137.157.202.130
set chopper_controller(port) 10000
set chopper_controller(user) NCS
set chopper_controller(password) NCS013
set chopper_controller(host) 137.157.202.130
set chopper_controller(port) 10000
set chopper_controller(user) NCS
set chopper_controller(password) NCS013
# CHOPPER
MakeChopper chopperController tcpdocho [params \
host $chopper_controller(host) \
port $chopper_controller(port) \
nchopper 4 \
timeout 30 \
user $chopper_controller(user) \
password $chopper_controller(password) \
]
ChopperAdapter chspeed chopperController speed 0 10
}
namespace eval ::chopper {
command set_freq {float: frequency} {
for {set i 0} {$i < $frequency} {incr i} {
clientput chop
MakeChopper chopperController tcpdocho [params \
host $chopper_controller(host) \
port $chopper_controller(port) \
nchopper 4 \
timeout 30 \
user $chopper_controller(user) \
password $chopper_controller(password) \
]
ChopperAdapter chspeed chopperController speed_1 0 $CH1_MAXSPEED
ChopperAdapter ch2phase chopperController phase_2 0 180
ChopperAdapter ch3phase chopperController phase_3 0 180
ChopperAdapter ch4phase chopperController phase_4 0 180
namespace eval ::chopper {
##
# @brief Return TCL_ERROR if chopper is in a state which disallows data acquisition.
# This is useful for aborting scans or batch files.
proc ready? {} {
set msg [chopperController status]
if {[lindex $msg 2] == "NOTREADY:"} {
set errmsg "CHOPPER [lrange $msg 2 end]"
return -code error $errmsg
}
}
##
# @brief Return the last known chopper frequency. To get the current frequency you
# must issue a 'chopperController update' command first.
proc get_frequency {} {
set msg [split [SplitReply [chopperController frequency]] : ]
if {[lindex $msg 0] == "FAILED"} {
return -code error [lindex $msg 1]
} else {
return $msg
}
}
}
}
}