Files
sics/site_ansto/instrument/TEST_SICS/fakeRFGen/SIM_RFGen.tcl
2013-12-20 09:08:51 +11:00

152 lines
4.1 KiB
Tcl
Executable File

#!/usr//bin/env tclsh
# $Revision: 1.1.2.5 $
# $Date: 2010-05-20 00:51:15 $
# Author: Ferdi Franceschini (ffr@ansto.gov.au)
# Last revision by: $Author: ffr $
# Run with tclsh SIM_RFGen.tcl
# Creates a socket server which listens for connections and accepts commands
# from clients (eg SICS).
proc serverOpen {channel addr port} {
global voltage
global connected
set connected 1
set voltage 0
fconfigure $channel -translation binary -buffering none
fileevent $channel readable "readLine $channel"
puts "OPENED"
return;
}
set VOLTAGE [format "%02d" 50]
set CURRENT [format "%02d" 0]
set FREQUENCY [format "%03d" 170]
set bSWITCHES [binary format B8 10001111]
set bOPSTATE [binary format B8 10000101]
proc trimzpad {a} {
if {$a == 0} {
return "0"
} else {
return [string trimleft $a 0]
}
}
proc readLine {channel} {
global ADDRESS
global CURRENT
global FREQUENCY
global VOLTAGE
global bSWITCHES
global bOPSTATE
set TESTMODE "realistic"
set data [read $channel 1]
binary scan $data c sigStart
puts stdout "RECEIVED: start byte=$sigStart"
if {$sigStart != 2} {
puts stderr "ERROR: start byte should be 2 not $sigStart"
flush stdout
flush stderr
flush $channel
return
}
set ADDRESS [read $channel 1]
puts "RECEIVED: address = $ADDRESS"
set cmdType [read $channel 1]
puts "RECEIVED: command type = $cmdType"
switch $cmdType {
"L" {
set data [read $channel 1]
binary scan $data c sigEnd
if {$sigEnd != 3} {
puts stderr "ERROR: end byte should be 3 not $sigEnd"
flush stdout
flush stderr
flush $channel
return
}
puts stdout "RECEIVED: end byte=$sigEnd"
puts -nonewline $channel [binary format c 0x02]
puts stdout "SENT start byte 2"
puts -nonewline $channel $ADDRESS
puts stdout "SENT address = $ADDRESS"
puts -nonewline $channel "L"
puts stdout "SENT command type = L"
switch $TESTMODE {
"reliable" {
# Just report what we receive for the current
set currOut $CURRENT
}
"realistic" {
set curr [trimzpad $CURRENT]
set curr [ expr { $curr-1 + round(rand()) } ]
set currOut [format "%02d" $curr]
}
"locurr" {
set curr [trimzpad $CURRENT]
set curr [ expr { $curr-1 } ]
set currOut [format "%02d" $curr]
}
}
puts -nonewline $channel $currOut
puts stdout "SENT current = $currOut"
puts -nonewline $channel $FREQUENCY
puts stdout "SENT frequency = $FREQUENCY"
puts -nonewline $channel $VOLTAGE
puts stdout "SENT voltage = $VOLTAGE"
binary scan $bSWITCHES B8 SW
set SW [string replace $SW 0 0 1]
set bSWITCHES [binary format B8 $SW]
puts -nonewline $channel $bSWITCHES
puts stdout "SENT switches $SW"
puts -nonewline $channel $bOPSTATE
binary scan $bOPSTATE B8 OS
puts stdout "SENT opstate $OS"
puts -nonewline $channel [binary format c 0x03]
puts stdout "SENT end byte 3"
}
"S" {
set currIn [read $channel 2]
puts stdout "RECEIVED: current = $CURRENT"
set freqIn [read $channel 3]
puts stdout "RECEIVED: frequency = $FREQUENCY"
set swIn [read $channel 1]
binary scan $swIn B8 SW
puts stdout "RECEIVED: switches = $SW"
set CURRENT $currIn
set FREQUENCY $freqIn
set bSWITCHES $swIn
set data [read $channel 1]
binary scan $data c sigEnd
if {$sigEnd != 3} {
puts stderr "ERROR: end byte should be 3 not $sigEnd"
flush stdout
flush stderr
flush $channel
return
}
puts stdout "RECEIVED: end byte=$sigEnd"
}
default {
puts stderr "ERROR: Unknown command type $cmdType, should be 'L' or 'S'"
}
}
flush stdout
flush stderr
flush $channel
return
}
# startserver -port 1034
proc startserver {args} {
global tcl_interactive;
array set parr $args;
set connected 0;
set server [socket -server serverOpen $parr(-port)];
after 100 update;
if {$tcl_interactive==0} {vwait forever }
return;
}
startserver -port 64001