# HG changeset patch
# User David Douard <david.douard@logilab.fr>
# Date 1238451185 -7200
# Node ID 550811b4c3c1f04b66cc1e215ca7682d23e021a4
# Parent  19e4da44795ed70d9ec52cb653c4940dba2cec48
fixes in HP8904 device description

diff -r 19e4da44795e -r 550811b4c3c1 pygpibtoolkit/HP8904.py
--- a/pygpibtoolkit/HP8904.py	Mon Mar 30 21:32:14 2009 +0200
+++ b/pygpibtoolkit/HP8904.py	Tue Mar 31 00:13:05 2009 +0200
@@ -18,7 +18,9 @@
 
 from pygpibtoolkit.pygpib import Constants, Command
 from pygpibtoolkit.pygpib import Mode, ModeCommand
-from pygpibtoolkit.pygpib import VoltageValue
+from pygpibtoolkit.pygpib import VoltageValue, FrequencyValue
+from pygpibtoolkit.pygpib import FloatUnitValue
+
 from pygpibtoolkit.pygpib import SimpleMode
 
 from pygpibtoolkit.gpibcontroller import AbstractGPIBDevice, deviceRegister
@@ -53,8 +55,8 @@
     def build_set_cmd(self, value):
         # XXX HERE: todo: make it work with value not in self._cmds
         # (eg. value=="AU", cmds == ['FS1AU')
-        assert value in self._cmds
-        return value, value
+        assert self._prefix+value in self._cmds
+        return self._prefix+value, value
 
     
 class Filter1(_PerOutputMode):