Fix bugs with Viewer objects dialogs

Fix bug while generating code with structured_variables as Standard Function inputs (enable to compute function return type in some cases)

Fix bugs with Viewer objects dialogs

Fix many bugs in control layout in LDElementDialog

Fix FindInPouDialog background colour on Windows

Adding support for in POU graphical and textual editor

Fix resize bug with SearchInProjectDialog

Fix bug with SFC Divergence while loading a POU

Fix block connection with wire problems

Fix segmentation fault when manipulating tabs

Adding support for checking that tab content is saved before closing it

Fix bug with dialogs inherited from TextEntryDialog

Disabling capability to define inout variable initial value according to IEC 61131-3 grammar

Fix bug in modifying array dimensions in DataTypeEditor

Fix bug in BrowseLocationsDialog on Windows

Fix bug with 'projects' entry in configuration file

Fixing bug with filesystem encoding on Windows

Fixing bug with wheel mouse on GraphicViewer

Fix bug with FBDBlockDialog on Beremiz

Adding support for using middle button for moving debug graph
Adding button for resetting zoom and of position of debug graph

Fix bug browse button in special cell editors on Windows

Fix bug with graphic viewer and zoom

Fix bug when loading output variable

Fix bug no title bar on wx.SingleChoiceDialogs

Adding functions in EditorPanel API to let panels to define custom save methods

Fix various bugs

Fix bug variable and connection size not updated when name or expression is too long

Adding support for drag'n dropping constant values

Fix bugs on Debug Variable Panel after splitting it from PLCOpenEditor.py

Replacing buttons with text by buttons with icons
Adding support for bitmap library to have a common API for icon request handling
Simplify wx controls and sizers creation in dialogs and custom controls and panels

Adding support for drag'n dropping location without direction defined

Adding Paste POU to project node contextual menu

Adding support for exporting graph value to csv formatted string to clipboard

Adding support: when a connector's or continuation's name changed, modify names of related connections and continuations.

Fix bug editor toolbar wrong size after restoring perspective

Add support for hiding Editor toolbar when not needed

Fix bug in SetProjectProperties function when asking to not buffering project

Fix bug graphic values range not reinitialized when graphic reseted

Replacing dialog asking for a name when adding datatype, configuration and resource by automatically generated name

Replacing dialog asking for a name when drag'n drop function block to viewer by automatically generated name

Fix bug when reloading project layout, PouIntanceVariablesPanel not updated

Fixing bugs with properties panel when resetting optional value and saving project

Fix bug in POUinstanceVariablesPanel when no tagname defined

Separating ProjectDialog from PLCOpenEditor for integration of panel into Beremiz project window

Fix bug with cut/copy/paste on PythonEditor

fixing unicode in xmlclass

Fixing opening block debug view directly from parent debug view

Fix bug when starting debugging POU blocks

Adding support for preventing perspective to be saved with tabs maximized

Adding support for opening block debug view directly from parent debug view by double clicking on block

Fix bug on PouInstanceVariablesPanel

Fix bugs on PouInstanceVariablesPanel

Fixing semantics

Fix bug with Properties menu entry

Merged

Fixed bug when registering debugged variables after transferring new PLC

refactoring

Fixed instances treecontrol display

Removed references to old wx without AUI

refactoring

fixed on quit exception dialog

refactoring

beremiz 'plugins' refactoring to 'confnode'

Fixing bugs with latest changesets on Windows

Adding support for not removing connection of blocks when changing block type

Removing commented code added for debugging

Fix bug in create POU dialog

Adding search field for finding function or function block in library tree

Adding support for saving and restoring zoom and position of editors through closing and opening tab of the same POU or POU instance

Fix bug in xmlclass with multiple choices in sequence

Adding support for automatically saving and restoring state of frame or project perspective

Fix bug when closing project and one editor is opened

Fix bug with highlighting in pragma and drag'n drop of function in TextViewer

Fix bug with contextual menu of group of elements

Fix bug on Windows with srollbars in Viewer

Fix cursor refresh when GraphicViewer canvas is resized

Improving move of elements using arrow keys in Viewer

Improving contextual menu in Viewer and fixing menu toolbar icons on Windows

Fix bugs in GraphicViewer with selection and navigation

Fix bug in FBDBlock when testing types of connections

Fix bug with DurationCellEditor value not saved when modified

Fix bug when grid is reset and a CellEditor is still active

Fix bug in debugger when transfer without having build before and and opening debug view before running PLC

Adding zoom and navigation in GraphicViewer and ToolBar containing basic menu items

Improving HitTest on Function Blocks with long names so that they only answer to click on visible parts instead of on the whole bounding box

Fix bug scrollbars disappear on Linux when Viewer client size is reduced

Fix issue losing focus on Windows when closing custom grid cell editors

Added a few shortcuts in menus

Fixing issues regarding control navigation in EditorPanel and CustomGrid

Fix bug when undo just after creating a new project element

Fix bug with testing data type consistency of EXPT function connections

Fix bug with moving and removing divergence branch

Fix bug variables in Debug Variable List unregistered even if they still exist in transfered program

Fix bug in LDViewer with MouseEvents

Enable RTC in standard FB lib

Fix bug in GraphicViewer when changing range while no data received

Adding support for not closing debug tabs and remove variable in variable debug panel if instance still exist in newly transfered program

Fix bug when modifying Function Block instance type without changing name

Adding support for preventing too much call to refresh flooding wx call stack while debugging

Adding error message when SFC Transition body is not well formatted (no reference to transition name)

Fix bug ToolTip stay on screen when double click on FunctionBlock

Fixed wrong time scale in debug graph display when some samples are missed

Fix bug with ToolTip staying on screen when compiling project with shortcut and mouse over a block

Fixing segmentation fault in CustomEditableListBox on Windows when clicking on an header button while a value is being edited

Fix issues with standard library definition of NE not extensible

Fix issues with standard library definition

Removing restriction on plugin datatypes

Fix bug while adding new value to enumerated datatype list of values

Fix bug while using 'Close project' menu and a few POUs are opened

Fixing segmentation fault in debug

Fixing ToolTip behavior and bug with INOUT interface variables in Function Blocks and adding support for display connection point between wire and connector when mouse passing over.

Adding support for choosing graph range in duration instead of tick number when Common_Ticktime is available

Fix segmentation fault happening when changing POU tab selection

Adding support for loading datatypes defined in plugins to allow to use them in PLC program

Fix bug when trying to paste POU containing utf-8 characters

Fix bug with multiline tooltip on Windows

Fixing bug in displaying variable panel header on Windows

Fix bug in xmlclass when allowing custom class attributes definition on inherited classes

Adding support for defining a description for a user POU type, and displaying this information in library tree.
Adding support for displaying a tooltip containing the informations of a function block when passing mouse over it in a graphic editor.

Fix bug in refreshing menu after tab selection changed

Adding support for checking location validity when filled by user

Fixing bug when building textual code containing comment with special characters

Fixing bug on Windows with refresh when moving Viewer with scrollbars

Adding support for using shift key with rubberband for adding a group of elements to the current selection

Fixing bug in autoindent when number of spaces at the beginning of line is odd

Adding support for Drag'n dropping panels between notebooks

Fixing bug in highlighting in variable panel

Adding support for drag'n dropping variable from global defined in configurations and resources to POU variable panel or body editor for declaring external variables
Adding support for drag'n dropping located variables from topology panel to configurations and resources variable panel for declaring global located variables

Adding support for using ESC key for closing custom grid cell editors

Disabling drag for modifying grid row size

Fixing bug conflict on tab selection between POU editor and Debug window of an instance of this same POU on Windows

Fixing bug in Debug with ToolTip for wire value disappearing on Windows

Fixing bug integrated plugin editors not closed when removing corresponding plugin

Fixing bug in enumerated datatype editor. Initial value symbol not updated if changed in the list of values

Fixing bug preventing enumerated datatype values to be saved

Fixing bug while searching into documentation element

Adding support for defining tag element without attributes or children as sequence element

Moving definition of grids fonts and colours into CustomGrid

Adding support for loading specific POUs library in LPCBeremiz

Adding support for unifying grid table control elements

Fixing bug in xmlclass with simple type elements containing #text node instead of cdata

Adding support for unescape special character in #text node in formattedText

Adding support for loading #text node in formattedText

Making variable panel not editable when showing variables of debugging block

Fixing standard functions library treectrl in library panel in order to make it similar on all platforms
Fixing Toolbar refreshing method in order to make it faster

Removing wrong background colour on directly derived panel's base type choice control in DataTypeEditor

Fixing bug in PLCGenerator when generating global variables

Fixing library treectrl in order to make it similar on all platforms

Fixing bug preventing drag'n drop of located variables in location cell of variable panel grid

Fixing bug when updating name of project elements in utf-8 formatted text

Fixing bug in xmlclass with empty CDATA. Empty CDATA aren't present in xml tree and prompt error when trying to load empty ANY tag using CDATA

Adding support in xmlclass for handling some not yet supported XML syntaxes

Fixing bug that prevent to define a directly declared array type for a variable in VariablePanel

Fixing bug when modifying the name of a derived data type

Fixing bug that calls text styling in a loop while some highlighting is defined

Fixing bug in RessourceEditor. Task reference in instance entries wan't updated after task name modification

Fixing bug preventing copy/cut/paste using shortcuts on CFileEditor text editors

Moving variable panel from bottom notebook panel to POU editor panel

Fixing bug while editing PowerRail element in Viewer

Adding support for directly defining microsecond value in DurationEditorDialog

Fix bug in LDPowerRailDialog

Adding support for folding/unfolding and auto-indentation in ST code editor

Fix bug while matching pattern in the definition of resource elements like task or POU instance

Fix bug with utf-8 string value in VariablePanel

Fix bug with highlighting in ConfigurationEditor

Fix bug with internationalization in ResourceEditor

Adding support for giving keyboard focus to the first control of every dialogs
Adding support for using keyboard to edit informations displayed in Grid and in EditableListBox

Adding support for searching pattern in datatype elements

Adding hand tool icon in Toolbar for moving the view

Fix bug with usage of CustomTreeCtrl method unavailable on wx older versions

Fixing bug in RessourceEditor with highlighting

Fix search in project feature for latest version of wx on Windows

Fixing search in project feature for Windows

merge

Changed F5 shortcut to CTRL+R for refresh

Fix bug when opening another project while current edited project has at least one tab opened

Disable definition of location for directly declared array variables

Adding support for searching text or regular expression in whole project

Moving xmlclass and docutils into plcopeneditor

Adding custom cell editor for interval value in task informations of ResourceEditor

- Fixing editing graphic element (handles, rubberband and highlight) in graphic editor in order to make them keep the same size whatever the zoom factor applied to graphic editor
- Replace default pen by a pen with miter join property to draw graphic elements without round corner in high zoom factor
- Reduce the default size of fonts in graphic editor

Fix bug on Windows after removing "Enable Undo/Redo" menu item

Fixing bug in Variable Panel when pressing Add,Delete,Up or Down button while a cell editor in variable grid is active

Adding column for selecting task triggering in Resource Editor

Fix PrintPreview behavior

Fix bug while generating direct global array variables

Fix bug in extraction and computation of array initial value

Enabling support for direct array variable declaration

Adding support for opening newly created project element

Fix some bugs in driven drawing for LD viewer

Fix bug in SFC Transition when using connection

Disabling location definition for enumerated and structure variables
Adding support for selecting enumerated variable initial value using choice cell editor

Fix bugs in exponentiation

Fix Driven drawing in LD editor

Adding support for syntax highlighting for EN and ENO parameters in formal function and function blocs in textual editor

Fix warnings when compiling matiec

Fix bug in using STRING and WSTRING in user defined types

Improve syntax highlighting in TextViewer

Fix bug in UndoBuffer with TextViewer

Adding support for selecting user data type for function return type

Adding support for coloring following elements:
- STRING constants
- Data type in typed literals
- Function and functionBlock parameter names

Fix bug with TRUNC function and with type conversion functions called with constant as parameter

Fixing REAL_TO_INT conversion (behaved like a trunc and not like a round)

Fix bug when displaying errors when generating textual program in standalone mode

Fix bug when compiling pou including user-defined blocks with unconnected input

Fix Segmentation Fault occurring when trying to open a new editor tab

Fix wire disappearing when wire tip and connector are not exactly at the same position fixed.

Adding '0' and '1' as possible value to force boolean variables

Adding support for saving frame size while closing and restore it at next launch

Fix dialogs positions to stay on the same screen than parent frame

Fix bounding box of Variable Block when variable name displaying size is bigger than block size

Fix bug with Function Blocks input and output position on Windows

Fix bug when buffering modifications on plain text languages

Modifying data stored in UndoBuffer to get a quicker Undo/Redo

Move position of debug value to avoid wire to cross text

Fix bug in block with execution control generation fixed

Fixed typo in PLCGenerator.py

Bug when using arithmetic functions (ADD, SUB, MUL, DIV) for TIME datatypes fixed.

Adding support for debugging and forcing DATE, DT and TOD in Beremiz interface

Dhu... Merged with myself...

Added drag'n'drop of functions and function blocks

Time funcs are now in Time categoryw

Updated availables time realted function in standard lib, updated matiec code generator headers according matiec new licencing

Bug on changing variable class fixed

Adding support for displaying and forcing TIME variables according to IEC 61131 literal format

Larger library hint text window

Added POU interface description in library help text for standard function blocks too, not only in standard functions

Initial TIME support in forcing

Merged with Edouard's modifications

Fix segmentation fault on opening and closing of editor tabs

Adding support for disable language translation when default language not available in locale

Fix unwanted translations in TypesTree

Bug variable panel not refreshed when dropping located variables fixed

Adding support for creating contact and coil in LD Viewer instead of variable blocks when dropping a variable

Bug on variable panel row size in grid preventing readability of value inside cell editors fixed

Bug on Contact Rising and Falling edge not displayed correctly while debugging fixed

Adding support for direct array variable declaration in variable panel (still disable cause matiec doesn't support this feature)

Solve "global name 'ID_TRANSITIONCONTENTDIALOGSPACER' is not defined" error on "Create a new divergence" in SFC editor.

Fixed exception when forcing LD?contact.

Forced variable now supported in GraphicViewer

merge

Bug on FileMenu not refreshed when modifications fixed

Bug in PLCGenerator when Coil is directly connected to LeftPowerRail fixed

Adding message dialog for PLCOpen XML syntax errors.

Bug when trying to generate SFC with unconnected connectors fixed

Bug on FileMenu not refreshed when modifications fixed

Disable buttons in DebugVariablePanel when they aren't useful

Disable Up and Down buttons when not useful

Bug on drawing coil fixed

Bug on FileMenu not refreshed when modifications fixed

Fix some errors in french translation

Updating french translation with new string added by variable forcing

Remove limitation on complex types in POU interface

Bug when more than one tab are visible, only one tab is refreshed fixed

Bug when more than one tab are visible, only one tab is refreshed fixed

Bug not refreshing FileMenu when Undo/Redo fixed
Bug in matiec generate_c_inlinefcall fixed

Bug not refreshing FileMenu when saving fixed

Bug on standard functions called with literals fixed

Bug on TextViewer fixed : FileMenu not refreshed when text modified

Adding support for excluding option when not available according to IEC 61131 standard
Disabling use of complex types (array and structure) for POU interface until matiec can generate code

Replace Retain and Constant column in VariablePanel by Option and add the option Non-Retain

Adding support for disable modification of mandatory parameters in ProjectDialog

Bug on Delete one element from an empty DebugVariablePanel fixed

One issue on SetDataProducer not handled fixed

Adding support for getting current value in ForceVariableDialog default value and adding variable in DebugVariablePanel when forced

Adding colour to graphic element that showing forced values

Bug on SFC debugging fixed

typo

ForceVariableDialog return a python value instead of string

Bug on changing variable value text colour fixed

Adding value colour change in DebugVariablePanel when variable is forced

Adding support for forcing PLC variable in DebugVariablePanel

Adding lock around access to NewDataRefreshRect to avoid concurrent access to this variable

Bug on updateElementName fixed

Adding support for forcing PLC variable in Viewer

Changes merged

Adding contextual menu in debug mode for forcing values

Bug on opening LDPowerRail Dialog fixed

merge

merge

more hgignore

Bug when trying to choose type of struture datatype element fixed

Adding support for updating or removing located variables by their address or leading address numbers

Bug on array dimensions bound test fixed

added files to ignore in hgignore

Adding support for declare, init, get and set macros

Fixed debian changelog

Merge with 762497a95b7a0e2e500e428feb5008af98a6796c

Wiped out references to Lolitech

Replace \"lolitech\" contact by \"edouard\" contact

(no commit message)

Allowing unicode characters to be used in comments

Bug while trying to open DataTypeEditor fixed

Fix messages on DialogBox title while asking for project saving when closing project

Bug while trying to refresh InstancesTree fixed

Bug with location Drag'n Drop on TextViewer fixed

Remove 'Create Pou From' option. Fix somme issues with Copy/Paste POU.

Update internationalization

Show edited panel when right click on TypesTree element

Bug when Right Click on TypesTreeCtrl item doesn't update selection fixed

Add support for leaving LocationControl when RETURN or TAB pressed

Adding tests to avoid in DataConsumer to call DataProducer if not defined

Bug when drag and drop tree variables fixed

Changes from bct merged

remove several superfluous event.Skip()s (they caused double actions)

Bug when opening unknown file at starting fixed

Adding support for dropping Beremiz plugin variable locations into PLCOpenEditor viewers and adding corresponding variable into POU interface

Fix BrowseVariableDialog to be used in PLCOpenEditor without Beremiz plugins

Adding support for individually adding variable to POU interface

Bug on refreshing Variable Panel fixed

BCT Changes merged

fix LD debug viewer (broken by 25ffba)

Changes merged

on Windows, make sure that Types tree items are selected when right-clicked.
This fixes a bug where the wrong element can be deleted.

remove an unneeded event.Skip() that was causing things to be pasted twice sometimes.

copy & paste for POUs

improved English spelling & grammar

fix an exception when pasting in the LD editor

set variable documentation when a location is selected from the VariableLocationBrowser

add a Documentation column to the VariablePanel

fix a crash when closing the debug window from the menu

introduced BrowseVariableLocationsDialog and the GridCellEditor that launches it.

fixed renaming configurations and resources

order the result of GetBaseTypes to make types easier to find in the UI

VariablePanel.py also depends on types.TupleType

split the variable editor panel into its own file

fix renaming variables (broken by pouInstance.type -> pouInstance.typeName)

merge

controler (PLCControler) and debug data producer (PluginsRoot) are no longer the same thing

merged with lolitech

merged with lolitech, my change is obsolete.

right-click actions in Types pane on Windows should be applied to the right-clicked item, instead of the selected one.

Many bugs on PLCOpenEditor integration fixed

Bug when trying to use standard functions on literals only fixed

Reorganization of Dialog classes by splitting Dialogs.py into several files, one for each Dialog class

Bug on ST code generating for variables with the same name than POU when POU isn't a function fixed

Adding support for integrating PLCOpenEditor in Beremiz frame

Modify code generated to fit latest modifications in matiec

Bug with type conversion not well generated fixed

Bug with type conversion EN/ENO not evaluated fixed

Adding test for avoiding closing Clipboard when not opened

Adding test for avoiding Clipboard multiple opening

Bug with TabsImageList wrong image size definition fixed

Bug loading step with wrong input definition fixed

Bug drawing element selection state on printed documents fixed

Bug with wire not well designed generating unlimited loop fixed

Bug with tabs images on Windows fixed

Bug with Edit Menu Item 'Enable Undo/Redo' fixed

Bug when aligning blocks on wire connectors without scaling defined fixed

Bug when renaming POU fixed

Merged changes

Adding connector test in example

Adding support for internationalization

Adding comments and code improvements

Adding support for plcopen version 2.01

Adding support for testing type between element connected with connector/continuation

Bug when copying InVariable fixed

Improving comment text drawing method

Refresh module name conflict with datetime

Changing Cut/Copy/Paste procedures for using wx.Clipboard with xml definition of copied elements

Improving viewer loading instances procedure to faster

Redefine cursor switching procedure in graphic viewers

Redefine cursor switching procedure in graphic viewers

Bug with scaling when one dimension not defined fixed

Code rewritten, replacing all list containing tests by dict key defining tests

fix wrong e-mail in changelog for debian package

prevent eclipse to push .project with .hgignore

removed dead hidden files

Bug with DebugViewer refresh fixed

Bug on GraphicViewer with latest modifications fixed

Removing undefined standard function blocks

Bug that fixed Windows in Debug mode fixed

Removing undefined standard function blocks

Bug that prevent to see errors in editor with double click fixed.

Bug that prevent to see errors in editor with double click fixed

Bug slowing Debug mode fixed

Bug when changing resource time period fixed

Bug while Drag n' Drop from LibraryTree without selection fixed

Bug on clear errors fixed

Bug when plcopeneditor without Beremiz fixed

Fix Bug with Zoom in Viewer

Fix bug preventing to copy block in SFC with SPACE key

Adding support for synchronize refreshing with tick and limit it to a defined period

Bug while dragging contact fixed

enable declared variables without name

little bug fixed for windows (SetBackgroundStyle)

Little bugs fixed

Adding support for finding character_string while computing connector types. Adding 'ANY' type on continuation by default.

Bugs on VariablePropertiesDialog fixed (output variable can be used as input)

Allow usage of FunctionBlock without output

Bug when comment to small for display any text fixed

fixed some bugs:
- zoom functionality on windows
- mark project state as saved when open a project
- add test for "clean entry" in display menu

Adding support for Enable/Disable Undo/Redo

Adding support for Enable/Disable Undo/Redo

Adding support for Enable/Disable Undo/Redo
Bug not updating TypeHierarchy and ElementUsingTree after datatype name changed fixed

Bug preventing variable or datatype type name to change when POU or datatype name changed fixed

change LoliTech phone number for bug report

Fix ComboBox height for display in ubuntu

fix bug when ctrl + DoubleClick

Bug while closing GraphicViewer and PLC running generating errors fixed

Adding support for drag and drop wire, step and transition in debug mode
Bug with new name generating while copying groups fixed

Bug with functions and transitions not recognizing their name in ST/IL fixed

Bug with AUINotebook double click

Adding support for:
- find functions used in ST and IL for generating order
- compiling connector/continuation connector types generating

Adding support for:
- change wire color to red while uncompatible types
- move element groups according to grid scaling
Bugs fixed

Adding support for ToolTip on wire when debugging

Bug with maximize on Tab Double Click fixed

Bug with wxRadioButton on Windows fixed

Fix bug with maximize on TabCtrl DoubleClick.
Adding scrolled panel to VariablePanel control.

Adding support for preventing expending graphical element to have a negative position

Remove remaining print

Adding Display menu with Zoom item
In place element copy in Viewer fixed

Bug with Scaling, MiddleButton, Wire modifications fixed.
Adding support for:
- Adjust one or more elements to grid
- Select All elements in a Viewer
- Maximize Viewer in Window

Adding Test when creating ConnectionBlock

Adding support for contraining move to only one direction when control down
Refreshing bug when aligning two block connected to the same wire fixed

Adding support for contraining move to only one direction when control down
Refreshing bug when aligning two block connected to the same wire fixed

Adding support for contraining move to only one direction when control down
Refreshing bug when aligning two block connected to the same wire fixed

Bugs with undefined functions fixed

Adding Test when creating VariableBlock

Bug with TypesTree Contextual Item Delete item disappear fixed
Bug with Reset ToolBar on Selection on Windows fixed

Adding support for scaling
Bug with MiddleButton fixed

Bug with drop located variable in empty grid fixed

Adding support for adding segments on only one segment wire
Bug with wire Contextuel Menu

Modifications on divergence not buffered fixed

Adding extension of Viewer
Adding Viewer scrolling with middle button

Modifications on divergence not buffered fixed

Adding expand and collapse when DoubleClick on Types Tree items

Fix bug with wrong formed wires

Fix combo box size

updated : debian package scripts

Fix size of ComboBoxes

Adding filted in Auto-completion of TextViewer

Adding Rename item in TypesTree contextual menu
Bug allowing deletion of FunctionBlock variable definition in VariablePanel fixed

Bug with empty Action list in ActionBlockDialog fixed

Bug with undefined menu items in File and Edit menus in Debug mode fixed

Bug on TextViewer when no block types defined fixed

Adding support for cancelling code generation of function with no input connected

Bug on BlockProperties with extended functions not recognized fixed

Fixed bug structures.py crashing with non-connected blocks.

Replacing wx.Choice by wx.ComboBox

Bug on standard function not defined with EN/ENO fixed

Bug while drag and drop simple variables poping menu fixed

Adding support for Graphic for variable in Debug mode

Bug with variable tree generation fixed

Adding support for generating real array dimension in variable blocks

Bug while closing PLCOpenEditor with Beremiz fixed (closing Beremiz project)

Adding help menu for inserting complex variable in graphical viewer

Bug with wire error while loading diagram fixed