Start of sct generator description file for Julabo LH45

site_ansto/instrument/config/environment/temperature/julabo_lh45.sct

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+#
+# Simple driver generator for the Julabo LH45
+# vim: ts=8 sts=2 sw=2 expandtab autoindent smartindent nocindent
+#
+driver julabo_lh45_gen = {
+  usecreatenode = false
+  vendor = julabo; device = lh45; protocol = std;
+  class = environment
+  simulation_group = environment_simulation
+  add_args = '{sensor "bath"} {tol 5.0}';
+  make_args = 'sensor tol';
+  protocol_args = '"\r"';
+#
+# Unnamed group has variables at device level
+#
+  group = {
+    priv = user
+    type = float
+    var setpoint = {
+      driveable = sensor/'value'
+      readable = 1
+      read_command = 'in_sp_00'
+      write_function = setPoint
+      write_command = 'out_sp_00'
+      lowerlimit = 10
+      upperlimit = 90
+      tolerance = 2
+    }
+    var overtemp_warnlimit = {
+      readable = 1
+      read_command = 'in_sp_03'
+      #write_command = 'out_sp_03'
+    }
+    var subtemp_warnlimit = {
+      readable = 1
+      read_command = 'in_sp_04'
+      #write_command = 'out_sp_04'
+    }
+    var heating_power_percent = {
+      readable = 1
+      read_command = 'in_pv_01';
+    };
+    var power = {
+      readable = 1
+      read_command = 'in_mode_05';
+      writeable = 1;
+      write_command = 'out_mode_05';
+    };
+    var lh45_state = {
+      readable = 1
+      read_command = 'status';
+      fetch_function = getState
+      read_function = rdState
+    }
+    var lh45_lasterror = { type = text; }
+    var remote_ctrl = { type = text; priv = spy; }
+  }
+#
+# The named group is at the device level, variables below that
+#
+  group sensor = {
+    type = float;
+    priv = internal;
+    readable = 1;
+    var 'value' = { read_command = 'in_pv_00'; units = 'C' };
+    var bathtemp = { read_command = 'in_pv_00'; units = 'C' };
+  };
+
+#
+# Code lines start with '@' which is stripped before being emitted into generated driver
+# The code is emitted at the appropriate place in the given function
+#
+  code read_function rdValue = {
+  }
+  code Write_function setPoint = {
+  }
+#
+# This code is after database creation
+#
+  code mkDriver = {
+    @# TODO use the ${sensor} and ${tol} arguments
+  }
+
+  code read_function rdState = {
+    @  if {${data}  != [sct oldval]} {
+    @    debug_log 1 "[sct] changed to new:${data}, from old:[sct oldval]"
+    @    sct oldval ${data}
+    @    sct update ${data}
+    @    sct utime readtime
+    @    switch -- [lindex ${data} 0] {
+    @      "00" {
+    @        hset ${tc_root}/remote_ctrl False
+    @        }
+    @      "01" {
+    @        hset ${tc_root}/remote_ctrl False
+    @        }
+    @      "02" {
+    @        hset ${tc_root}/remote_ctrl True
+    @        }
+    @      "03" {
+    @        hset ${tc_root}/remote_ctrl True
+    @        }
+    @      default {
+    @        hset ${tc_root}/remote_ctrl UNKNOWN
+    @        hset ${tc_root}/lh45_lasterror ${data}
+    @        sct geterror ${data}
+    @      }
+    @    }
+    @  }
+  }
+
+};