Home

Design Creation Release Notes

1. fixed routine allows users to determine if a given property is fixed Design Creation Release Notes B 1 4 3 Enhancements Design File Interface V8 5 1 8 Design Creation Release Notes Release B 1 QuickCheck V8 5 1 8 Known Problems Chapter 5 QuickCheck V8 5 1 8 Known Problems Name Checker In past releases name checker annotated a name translation to all equivalent nets in a design Some of these equivalent nets were rippers R In B 1 rippers no longer exist in the evaluated fraction and therefore do not need name translation Also since they do not exist in the evaluated model they can not be annotated Existing Back Annotation files which contain annotations to rippers will now list the rippers in the Invalid Objects section of the BA window and will cause Errors and Warnings when trying to export the Back Annotation If an ASCII BA file is read which has rippers listed the rippers will not be found leading to Errors and Warnings To remove the references to the rippers remove the invalid objects by issuing delete invalid entries QuickCheck If a NULL string is passed to an OUTPUT statement a crash will result when running on a Solaris machine All other platforms will handle this situation and not crash Corrected Problems Defects Corrected in This Release The defects listed below have been corrected in this version of QuickCheck If more than one defect report number is associated with a
2. the parsing of a long ASCII BA file line on the HP PA causes a yacc stack overflow to occur Resolution The yacc stack was defined as a static size on the HP PA It was changed to use a dynamic stack by changing a compile time variable DR 77311 Property is evaluated twice on lower level of hierarchy Description Top level instance property width value 10 Lower level instance property width value width 2 When evaluated bottom level property shows a value of 40 It should show 20 Resolution This was a problem only with the value displayed in a schematic source view All other tools returned the correct value The schematic source view has been changed to display the correct value DR 74203 Limit on length of synonym when importing ASCII BA Description DVE generates a warning when importing an ASCII BA that has synonyms that exceed 80 characters in length and the back annotation does not contain the synonym Resolution This limit has been bumped up to 2048 DR 117777 W special char DVE can generate an ascii ba file it can t read Description If a property value has an embedded double quote character and the property is exported into an ASCII back annotation file the result will not Design Creation Release Notes Release B 1 Design Viewpoint Editor V8 5 1 8 Changes be correct The entire property value needs to have quotes put around it and the embedded quotes need to be escaped So a value of first s
3. 1 Corrected Problems EDIF ENRead ENWrite V8 5 1 1 e If the Setup Library Mode Split command is used with the Setup Name Property Cell command the library names will contain the original cell name and not the cell name based on Setup Name Property Cell For example instance I 1 references component LSI LIB non prim part If I 1 contained a comp property with value 741s00 then the library name created when Setup Library Mode Split is used should be LSI_LIB__741s00 but what is currently generated is a library named SLSI LIB non prim part Corrected Problems Patches Included in This Release The following patches have been incorporated into this release Patch p108 Patch p148 Defects Corrected in This Release The defects listed below have been corrected in this version of ENRead and ENWrite If more than one defect report number is associated with a reported problem the original defect report number is included in parentheses for reference ENRead None ENWrite e DR 83679 Would like to have Setup Name Property Cell Description A MGC customer cannot use EDIF to complete their design flow because their tool requires that the EDIF netlist contains cell names in upper 7 2 Design Creation Release Notes Release B 1 EDIF ENRead ENWrite V8 5 1 1 Corrected Problems case ENWrite however writes them out in whichever case the cell name is defined in the Mentor system which is low
4. NOT BE LIABLE FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS PUBLICATION OR THE INFORMATION CONTAINED IN IT EVEN IF MENTOR GRAPHICS CORPORATION HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES RESTRICTED RIGHTS LEGEND Use duplication or disclosure by the Government is subject to restrictions as set forth in the subdivision c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 A complete list of trademark names appears in a separate Trademark Information document Mentor Graphics Corporation 8005 S W Boeckman Road Wilsonville Oregon 97070 This is an unpublished work of Mentor Graphics Corporation Table of Contents TABLE OF CONTENTS About These Release Notes Chapter 1 Design Architect V8 5 1 8 Known Problems and Workarounds Corrected Problems Defects Corrected in This Release Changes New Functions Changed Functions No Connect Symbol Ability Enhancements DA enhancements for the PCB process New Editing Functionality Chapter 2 Design Viewpoint Editor V8 5 1 8 Known Problems and Workarounds Corrected Problems Defects Corrected in This Release Changes Changed Functions New Function Enhancements Chapter 3 Conserve V8 5 1 8 Known Problems and Workarounds Corrected Problems Defects Corrected in This Release Changes Design Creation Rel
5. failed to evaluate expression properties n addition the following defects were fixed by patches included in B 1 DR Item Description Patch 108670 cfidrCellGetViews fails on BAROO of TI p193 109962 CDP can t get flat net attached to port p204 105163 expressions with conditional operators a p172 114334 can t get flat net attached to port p221 6 2 Design Creation Release Notes Release B 1 EDIF ENRead ENWrite V8 5 1 1 Known Problems and Workarounds Chapter 7 EDIF ENRead ENWrite V8 5 1 1 Known Problems and Workarounds This section lists known problems in ENRead and ENWrite V8 5 1 1 and describes workarounds where available If more than one defect report number is associated with a reported problem the numbers of duplicate defect reports follow the original defect report number in parentheses If no numbers are associated with certain defects those defects are listed in alphabetical order at the end of the numerical listing ENRead None ENWrite e DR 87663 Setup Character Substitution Names crashes Description The Setup Character Substitution Names command crashes on trivial designs Note that it is only the Names argument and not the Identifiers argument that results in a crash Workaround The default for ENWrite s setup character substitution command is identifiers and this should be used as the workaround when needed Design Creation Release Notes B 1 7
6. latch out pointing to the wrong version Workaround Do not leave DA invoked when updating the latches of a viewpoint in DVE DR 96048 DA crashes after doing symbol edit in design context view Description If a sheet is opened in design context and an edit symbol in place is done on one of the instances on the sheet a crash may occur The crash will happen if the edited symbol has pins removed and a save is attempted on the design sheet Workaround Do not remove pins from symbols that are currently being referenced in an open design sheet Corrected Problems Defects Corrected in This Release The defects listed below have been corrected in this version of Design Architect 1 2 DR 98993 Plots are missing circles Description The correct color map was not being used when printing This resulted in the wrong colors being used on many devices Resolution The correct color map is now being used Design Creation Release Notes B 1 Design Architect V8 5_ 1 8 Corrected Problems DR 44723 Copy needs option to propagate new component name to the symbol below Description When parts symbols or components are created within Design Architect by default the container name will be the same exact name as the symbol within the component This default naming convention for component containers and their symbols occurs if you don t specifically request a different file name for the symbol Since this is a default beh
7. opened as design sheet Description If a sheet is saved with errors e g a ripper rule of R is left unset then a design sheet can not be opened on that sheet Resolution Designs sheets have been modified to allow sheets with errors to be opened DR 102021 DA check sheet crashes caught signal 10 SIGBUS bus error Description There were situations where deleting a NET property would put the data in an inconsistent state Doing a check sheet would trip over that inconsistent state and cause a crash Resolution The code which handles deletion of NET properties was modified to make sure the data was consistent DR 99214 open design sheet crashes DA if the component interface changes Description Customer wanted to print the design sheets for a circuit they have in production The design contained a part that had the pin order change When they tried to do print design sheets DA crashed Resolution DA was not correctly setup to handle an error condition during print design sheets DA has been modified to handle the error condition correctly and allow the operation to continue DR 85890 Protected property is not protected from deletion Description A property that is protected on the symbol can be deleted by using the delete stroke or hitting the delete key once it is selected If the deletion is Design Creation Release Notes B 1 Design Architect V8 5_ 1 8 Corrected Problems attempted by using properti
8. reported problem the original defect report number is included in parentheses for reference Design Creation Release Notes B 1 5 1 Changes and Enhancements QuickCheck V8 5 1 8 e DR 83006 Description Change Queue not being reset after fail Resolution QuickCheck has been modified to reset the change queue after failure e DR 93090 Description Global net considered not global Resolution QuickCheck has been modified to check each equivalent net determine if any are global DR 63326 Description String length limitation Resolution QuickCheck has been modified to accept strings up to 8192 characters e DR 93091 Description DMGR invocation of config erc fails Resolution QuickCheck has been modified to correctly invoke from DMGR Changes and Enhancements Other than the Corrected Problems discussed earlier in this chapter this release of QuickCheck contains no changes or enhancements 5 2 Design Creation Release Notes Release B 1 CDP V8 5 1 Known Problems and Workarounds Chapter 6 CDP V8 5 1 Known Problems and Workarounds DR Item 114544 CDP accesses other than the specified viewpoint Description The problem comes from a call cdpdrCellFindDesignConfigByName in the miflist program That call says that the entire contents of the cell should be searched for a design config object That as a side effect causes the entire contents of the cell to be read into memory including the dum
9. Design Creation Release Notes Mentor Graphics Release B 1 GMER fice Copyright 1991 1995 Mentor Graphics Corporation All rights reserved Confidential May be photocopied by licensed customers of Mentor Graphics for internal business purposes only The software programs described in this document are confidential and proprietary products of Mentor Graphics Corporation Mentor Graphics or its licensors No part of this document may be photocopied reproduced or translated or transferred disclosed or otherwise provided to third parties without the prior written consent of Mentor Graphics The document is for informational and instructional purposes Mentor Graphics reserves the right to make changes in specifications and other information contained in this publication without prior notice and the reader should in all cases consult Mentor Graphics to determine whether any changes have been made The terms and conditions governing the sale and licensing of Mentor Graphics products are set forth in the written contracts between Mentor Graphics and its customers No representation or other affirmation of fact contained in this publication shall be deemed to be a warranty or give rise to any liability of Mentor Graphics whatsoever MENTOR GRAPHICS MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MATERIAL INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE MENTOR GRAPHICS SHALL
10. Design Creation Release Notes Release B 1 Design File Interface V8 5 1 8 Corrected Problems Chapter 4 Design File Interface V8 5 1 8 Corrected Problems Patches Included in This Release The following patches have been incorporated into this release Patch p106 Patch p139 Patch p149 Defects Corrected in This Release The defects listed below have been corrected in this version of DFI If more than one defect report number is associated with a reported problem the original defect report number is included in parentheses for reference e DR 85215 Description No warning when user BA s to read only back annotation object Resolution Added DFI will issue warning when opening a read only BA and an error when making edits to a read only BA Design Creation Release Notes B 1 4 1 Enhancements Design File Interface V8 5 1 8 e DR 51224 Description Misleading error messages from DFI Resolution Previous versions of DFI only issued an error when trying to open a locked viewpoint or BA file when DFI dfi transcript msg was set to DFI TRUE DFI has been modified so that the message will always be printed when trying to access a locked viewpoint e DR 73244 Description DFI msg re dynamic heap space is misleading Resolution DFI will no longer report possibly due to bad viewpoint name or lack of dynamic heap space e DR 115602 Description When using the rapid scan mode in DFI the inst owner field for nets
11. a net is used by ENWrite to determine port direction information when the interface is not defined The pintype property is transferred to the port definition and is not needed in the net definition Enhancements ENWrite has been updated so it can create an EDIF netlist from designs containing Design Architect net and pin bundles ENWrite ignores the bundle information and does not transfer it to the EDIF netlist 7 4 Design Creation Release Notes Release B 1
12. ance or clear them from the annotation file Sheet based annotation locking This allows multiple designers to edit different sheets of the same design in design context with the same viewpoint set Previously unwanted locking of the viewpoint would cause edits to be lost New Editing Functionality Bundles This is a new type of bus for DA that allows the grouping together of named nets The object is referred to as a net bundle The same kind of structure exists for pins and is called a pinbundle The bundle may have a name followed by an ordered list of the contained signals control clk1 clk2 reset s1 s2 Cross sheet and inter sheet connection can be made by the bundle name without having to re Design Creation Release Notes B 1 1 15 Enhancements Design Architect V8 5 1 8 specify the contents control A defined netbundle applies to a complete schematic but is not in itself an electrical object which can span hierarchy Pinbundles must be used for this purpose and care must be taken to maintain the ordering of the bundle contents which is used for the pin to net connectivity Implicit Rippers Implicit rippers provide the ability to rip a named net from a bus or bundle by just connecting it to the bus There is no need for the ripper symbol that is currently used The name of the connected net must match one of the contained bits of the bus Implicit rippers are intended to be one bit wide for wide to wide connection the c
13. and instances was not being filled in Resolution The inst owner field is now being filled in when using repid scan Enhancements New DFI Functions Please refer to DFI User s and Reference Manual for complete descriptions of these new functions dfi get first of all bundle member The dfi get first of all bundle member routine starts a scan of all the members of a user defined bundle If a member of this bundle is itself a bundle this routine may be called again with a different bundle record to scan the members of the sub bundle If you do not wish to scan all the members of the bundle you can terminate the scan at any time by calling dfi quit bundle member scan 4 2 Design Creation Release Notes Release B 1 Design File Interface V8 5 1 8 Enhancements dfi get next bundle member The dfi get next bundle member routine returns the bundle net record for the next member of the current user defined bundle member scan corresponding to the input bundle net record identifier parameter dfi quit bundle member scan The dfi quit bundle member scan routine terminates the bundle member scan corresponding to the input bundle net record parameter This function should always return a NULL pointer to signify the scan has indeed terminated dfi is net bundle The dfi is net bundle routine allows users to determine if a given net is a user defined bundle dfi is property fixed The dfi is property
14. avior of Design Architect the customer would like an option when changing names moving or copying a component container such that the new name of the container would propagate to the symbol providing of course that the container name and symbol data name matched Resolution The solution to this problem is to have a new set of post move copy and rename triggerware for mgc_component that renames the symbol and interface inside of a copied component to match the name of the new component However this renaming can only be done if the old symbol name is the same name as the old component The new mgc_component triggerware will rename the symbol and interface name to match the new component if there is exactly one symbol in the component and that symbol has the same name as the component in this case it is assumed that the interface name also matches the component name or there are no symbols in the component and there is exactly one schematic model If the new behavior is not desired it can be disabled by setting the environment variable MGC_NO_INTERFACE_RENAME to any value DR 84570 set_bgd_color does not set the background color Description When setting the background color for a symbol a crash occurs if the specified color is not in color map Resolution Check to make sure the color is valid before trying to set it and issue an error message if it is not valid Design Creation Release Notes B 1 1 3 Correct
15. e extent of an empty sheet as reported by the get_sheet_extent function is reported as being very large see example below Instead it should report as being zero i e 0 0 0 0 Resolution The extent of an empty sheet is now returned as 0 0 0 0 DR 82872 vhdl plain text files don t retain original protections when edited Description The vhdl plain text file created edited by the Sopen vhdl command or the 0pen source code command in DA does not retain the original UNIX file protections of the creator after being edited by someone else Resolution VHDL plain text files now retain their original permissions when saved DR 65392 More cntl of new BA prop text beyond visibility Description Users would like to be able to control other TEXT parameters beyond just visibility text size orientation justification location and rotation Resolution A new command has been added to DA to give full control over annotated property attributes The new function is setup annotated property text Refer to the DA reference manual for a full description of the function DR 27802 Need stretching resizing of graphic objects Description Currently once a graphic object is created particularly symbol comment polygons it cannot be resized etc but must be deleted and a Design Creation Release Notes B 1 1 9 Corrected Problems Design Architect V8 5_ 1 8 new object of the desired shape must be created Th
16. ease Notes B 1 vii E p R m I I I E mira eee e eS eS eS MBBWNNNNNN 2 1 2 25 2 2 3 2 4 2 5 3 1 3 1 3 2 3 2 3 3 Table of Contents TABLE OF CONTENTS continued Enhancements Chapter 4 Design File Interface V8 5_1 8 Corrected Problems Patches Included in This Release Defects Corrected in This Release Enhancements New DFI Functions Chapter 5 QuickCheck V8 5 1 8 Known Problems Corrected Problems Defects Corrected in This Release Changes and Enhancements Chapter 6 CDP V8 5 1 Known Problems and Workarounds Corrected Problems Defects Corrected in This Release Chapter 7 EDIF ENRead ENWrite V8 5 1 1 Known Problems and Workarounds ENRead ENWrite Corrected Problems 3 3 4 1 4 1 4 1 4 2 4 2 Design Creation Release Notes B 1 Table of Contents TABLE OF CONTENTS continued Patches Included in This Release Defects Corrected in This Release ENRead ENWrite Changes Enhancements Design Creation Release Notes B 1 Ta 72 7 3 12 7 4 Table of Contents vi TABLE OF CONTENTS continued Design Creation Release Notes B 1 About These Release Notes This document contains release notes for the Design Creation applications Items in Known Problems and Workarounds and Corrected Problems subsections for each application refer to a PR Product Report number or a DR Defect Report number Some items may contain both
17. econd third will now be exported as first secondV third which the import ASCII back annotation will correctly parse Resolution The Export ASCII Back Annotation funciton will now correctly place back slashes and quotes when needed Changes The following section lists the functions that have been changed and the new functions Each function in the changed section has one line which is bold This is the argument that has been added The functions in which the bold line is not the last line of the function are not transcript compatible with previous releases Any custom userware that has been written to call those functions needs to be changed to account for the new argument A full description of the functions listed can be found in the Design Viewpoint Editor User s and Reference Manual Design Creation Release Notes B 1 2 3 Changes Design Viewpoint Editor V8 5 1 8 Changed Functions open_back_annotation ba_name string read only switch name noreadonly readonly default noreadonly priority integer default 0 check priority gt 0 add_back_annotation ba_name string read_only switch name noreadonly readonly default noreadonly priority integer default 0 check priority gt 0 connect_back_annotation ba_name string read only switch name noreadonly readonly default noreadonly priority integer default 0 check priority gt 0 update_latched_v
18. ection should be displayed in the trace window in the following two ways INBUS 0 7 and INBUS 7 0 However the trace window always shows just one of the buses Workaround Rename one of the buses to match the other Design Creation Release Notes B 1 3 1 Corrected Problems Conserve V8 5 1 8 DR 67053 add synonym doesn t work with pieces of a bus Description If a bus is defined as bus 31 0 adding a synonym for bus 3 0 will only add a synonym on the last bit Workaround The problem is the object bus 3 0 does not exist so there is nothing to create a synonym on The workaround is to create a user defined bus for bus 3 0 then set the synonym to that Corrected Problems Defects Corrected in This Release The defects listed below have been corrected in this version of Conserve 3 2 DR 108600 get typical and get worst case Different return format Description An instance has a triplet property value of 1 2 3 If you ask for the worst case value with get worst case you get the value 3 However when you ask for the typical with get_typical you get the value 2 Resolution The get best case and get worst case functions were returning one number that was the maximum or minimum for all worst best case properties on all objects This was changed to work like typical which returns the typical value for each selected object DR 96778 Make monitor flag movable Description Mo
19. ed Problems Design Architect V8 5 1 8 1 4 DR 112065 pinlist file does not accept in pin names Description The pinlist file used by DA to generate a symbol does not allow for semi colons in pin names Thus you cannot generate a symbol with a multi dimensional pin Resolution is now a legal character to have in a pin name and the symbol will be generated with the correct pin name DR 111040 DA crash upon check sheet owner after deleting net property Description When a net property which has been propagated from a pin is deleted a check sheet can cause a crash Resolution Added checks to avoid using NULL pointers DR 109491 slash key on open sheet deletes the sheet attribute file Description If an existing sheet is opened and an extra slash character is specified so that the sheet name looks like sheet1 then DA will issue the message Error Cannot create mgc sheet at path and deletes the sheetl mgc_sheet attr file This makes the sheet unusable and design data is lost Resolution If a user enters a trailing slash that slash will now be ignored and the sheet will open as expected Design Creation Release Notes B 1 Design Architect V8 5_ 1 8 Corrected Problems DR 99378 SIGIOT if non existent version of a sheet Description Trying to open an old version of a sheet cable or DA which does not exist DA spits out bunches of errors stating that a signal trap has been encou
20. eet This problem occurs under the following circumstances When one user opens a NEW sheet in the schematic and another user saves a sheet in the same schematic BEFORE the first user save his sheet The first user is able to use Save Sheet As to save the sheet to another location so his work on that sheet will not be lost Resolution DA now recognizes this situation and allows the new sheet to be saved DR 50873 Update symbol problems with generate symbol make symbol save symbol as Description There was a problem with updating a symbol in the following scenario 1 Open down on a symbol with one pin and create a new sheet below which as a result adds a number of ports 2 Usethe Miscellaneous Create Symbol utility to build a new version of the symbol with the new pin names 3 Check and save the symbol and then return to the schematic 4 Select the symbol and do an update auto DA reports that the symbol is already at the latest version 5 Use instance select to try a replace and DA calls the one pin version The only way is to use Edit Begin Edit Symbol which grabs the new version Design Creation Release Notes B 1 Design Architect V8 5_ 1 8 Corrected Problems Resolution When an existing symbol was being replaced by generate_symbol make_symbol or save_symbol_as the version was not being rolled The version is now rolled DR 89453 Extent of empty sheet is not correct Description Th
21. er case Resolution The setup name property command has been extended as follows Setup Name Property list of property names Cell When this command is used and a special property exists on the symbol or the instance ENWrite will use the value of this property as the cell name When more than one property is given to the command the properties must be included in double quotes as in Setup Name Property comp mcomp model Cell If only one property is to be used with the command the quotes are not necessary as in Setup Name Property Comp Cell DR 75687 Library gets referenced before it is declared Description In some designs ENWrite creates an EDIF netlist with the wrong order of library declarations and references A number of libraries get referenced before they are actually declared Resolution ENWrite has been updated to correctly detect and correct forward references DR 95283 DR 75687 Output EDIF netlist from DFT can t be read into FastScan Description In some designs ENWrite creates an EDIF netlist with the wrong order of library declarations and references A number of libraries get referenced before they are actually declared Resolution ENWrite has been updated to correctly detect and correct forward references Design Creation Release Notes B 1 7 3 Changes EDIF ENRead ENWrite V8 5 1 1 Changes ENWrite no longer outputs the pintype property on nets The pintype property on
22. ersion object_pathname optional string type switch name all sub_tree component back_annotation prune_depth label integer revert switch name norevert allow_revert revert filter rest unlatch_version object_pathname optional string type switch name all sub_tree component back_annotation prune_depth label integer force switch name noforce force filter rest 2 4 Design Creation Release Notes Release B 1 Design Viewpoint Editor V8 5 1 8 Enhancements New Function set allow fixed ba allow fixed switch name true false default true Enhancements There have been no enhancements made other that those listed in the Changes section above Design Creation Release Notes B 1 2 5 Enhancements Design Viewpoint Editor V8 5 1 8 2 6 Design Creation Release Notes Release B 1 Conserve V8 5 1 8 Known Problems and Workarounds Chapter 3 Conserve V8 5 1 8 Known Problems and Workarounds This chapter lists known problems in Conserve DVAS V8 5 1 8 and describes workarounds where available DR 106771 Unselect except fails with system defined properties Description The unselect except by property fails with the system defined property Sinstance name Workaround None known DR 66978 Incorrect display of buses in trace window Description A bus that is connected over a netcon or a frame to a second bus with the same name but different dir
23. es gt modify and choosing the delete option the operation is not allowed Resolution All places which attempt to delete a property now check to make sure it is not fixed or protected DR 66309 Open down within context of design crashes DA Description When a Design Sheet is opened that has an instance whose pins do not match the interface opening down on that instance will cause DA to crash Resolution DA was not correctly handling the error conditions that resulted from the open down It now handles the error conditions and allows the open down DR 115859 BA visibility incorrect for instance only source properties Description The P165 patch to fix BA property visibility does not correctly address instance only source properties If the source sheet has a instance only property with the visibility set to hidden a back annotation to that property will show up as visible If the property originated on the symbol and it is set to hidden then the back annotation visibility will be set correctly Resolution The annotation attribute sections of DA have been re written for B 1 to take care of this and other problem Design Creation Release Notes B 1 1 7 Corrected Problems Design Architect V8 5 1 8 1 8 DR 72845 Concurrent sheet editing cannot save sheet Description When multiple users try to concurrently edit different sheets in the same schematic it is possible for one of the users to be unable to save their sh
24. g when it finds a back annotation to a fixed or protected property In addition merge annotations will issue a warning when a merge has failed because of a fixed property One Open Sheet in DA The presence of an open sheet and an open design sheet in the session palette has been a constant source of confusion for users particularly those just using source sheets who don t know or care about viewpoints This is now simplified to one open sheet icon The open design sheet icon in the session palette has now been replaced with a set viewpoint icon This sets the viewpoint and calls open sheet The open sheet icon now recognizes whether a viewpoint has been set and opens the correct form for either open sheet or open design sheet A button in the open design sheet form allows the user to switch back to open sheet New handling of unattached annotations Annotations can become detached for a variety of reasons for example an instance may be deleted and replaced Previous to B 1 any annotation that have been applied to objects that no longer exist in the design are lost This is a problem particularly if an annotation file is attached to two different viewpoints that have different primitive levels If the design is saved from the design with the higher primitive level the annotations at the lower level will be lost DA has new functionality to check for any orphaned annotations and then allow the user to either re attach them to another inst
25. gn Creation Release Notes Release B 1 Design Architect V8 5 1 8 Known Problems and Workarounds Chapter 1 Design Architect V8 5 1 8 Known Problems and Workarounds This section list the known problems in Design Architect V8 5 1 8 and describes workarounds where available DR 113665 DA allows two different NET props on the same net Description The customer has found a situation where DA allowed two different NET properties with different values to coexist on a single net at the same time It is not known how this occurred This problem has caused significant problems downstream Package due to bizarre net shorts that were difficult and time consuming to track down Workaround None known DR 111639 Second open down loses lower level annotations Description There are times when after opening down on a sheet closing the sheet then opening down again that the annotations will not appear after the second open down Workaround Close the current DA session and start another You should not save any of the design sheets currently open in that session Design Creation Release Notes B 1 1 1 Corrected Problems Design Architect V8 5 1 8 DR 108857 Unlatch sub tree doesn t unlatch design Description This problem occurs if DA is used to edit a symbol then is left open while a viewpoint which uses that symbol has its latch updated Then if the symbol is again edited in the same session of DA it will write the
26. is is particularly a pain when you have properties on the object Resolution It is now possible to stretch a symbol or comment object and retain the properties associated with it The new function stretch has been implemented A full description of the stretch function can be found in the DA reference manual The stretch function can be accessed on the palette in the same location as the scale function used to be DR 46877 Cannot open design sheet after check schematic Description After performing a Check Schematic on a design sheet you are unable to open sheets under another design viewpoint even though you have closed all of the open design sheet windows Resolution It is now possible change to a different viewpoint after doing a check schematic in design context DR 116452 Check schematic many warnings about unneeded offpage connectors Description When in design context and opened down from a top level design sheet Check Schematic produces many erroneous warnings about unneeded offpage connectors for many different nets in the design Also Check Schematic fails to detect instances across sheets with duplicate INST properties when executed in design context mode from a lower level of the heirarchy Resolution The false check warnings are no longer produced and duplicate INST properties are now detected DR 117115 Open Down form not showing all sheets Description When opening down on an insta
27. my viewpoint The Eddm object Eddm design viewpoint maps to a design config in the CFI data model Since the dummy viewpoint isn t complete reading it causes error messages to be generated Those messages aren t fatal because they don t affect any of the other objects in memory Corrected Problems Defects Corrected in This Release DR Item 110300 CDP scans wrong connectivity due to repeated hierarchy Description This design had a piece of hierarchy that was used at multiple places in the design The parent of these places had the characteristic that its Design Creation Release Notes B 1 6 1 Corrected Problems CDP V8 5 1 connectivity was dependent on one of the same properties but a different value that the hierarchy underneath it was dependent on This property clash where the connectivity dependent property list of a section of the design was dependent on two different values of the same property wasn t being handled correctly This case is now checked for and handled Workaround The workaround to this problem is to not use repeated hierarchy The customer should make a copy of the SSEL block and use the copied block in place of the repeated instance DR Item 115627 Incorrect property value expression Description CDP failed to return the correct value for an expression property on a primitive instance DR Item 114402 CDP did not evaluate properties with eval or evalall Description CDP
28. nce in design context from a sheet below the top level of the design the Open Down form which appears does not list all of the available sheets 1 10 Design Creation Release Notes B 1 Design Architect V8 5_ 1 8 Corrected Problems Resolution The Open Down form was using the list of models for the instance at the top level of the design with the same handle as the one being opened at the lower level The form needed to append the design context of the instance being opened to get to the correct level in the hierarchy DR 117281 Inst Property does not match Inst Handle after inter diagram move Description Inter diagram move of an instance with an INST property of I 0 incorrectly changes the INST property but maintains the same instance handle Thus the INST property and the instance s handle do not match Resolution The resolution was to not change the INST property when the instance is moved DR 117625 FalseError Invalid property value syntax in check sheet Description If expression checking is turned on and there are properties on a sheet which are either Triplet or Triplet Case type properties then a false error message will be issued about the syntax of the property text not being correct Resolution The syntax checking of Triplet and Triplet Case properties was updated Design Creation Release Notes B 1 1 11 Changes Design Architect V8 5_ 1 8 Changes There have been a number of new functions added a
29. nd existing functions changed in this release Following is a list of the new and changed functions A complete explanation of each function can be found in the Design Architect Reference Manual New Functions set_check_annotations get_check_annotations reconnect_annotations clear_unattached_annotations setup annotated property text apply_edits get_apply_edits_needed setup_default_viewpoint get_default_viewpoint get_bundle_members set implicit ripper get implicit ripper set ripper mode get ripper mode set ripper query get ripper query setup ripper allow resizable instances get allow resizable instances change instance resize factor get instance resize factor add property to handle stretch slice Changed Functions check setup_check_sheet set_viewpoint set_autoripper No Connect Symbol Ability In pre B 1 DA an instance with CLASS N cannot have any pins If a symbol is created with pins and a CLASSZN property then check symbol will generate an Error and the symbol can not be instantiated For B 1 the symbol editor has been changed to only issue a warning when an instance with a CLASS N property has pins This will allow the symbol to be saved and used on a sheet Since the symbol has a CLASSE N property it will not be written to the electrical database but it will stop dangle warnings in DA 1 12 Design C
30. nitor flags are automatically placed so sometimes they need to be moved to a better location Resolution It is now possible to move monitor flags once they have been placed by the application Design Creation Release Notes Release B 1 Conserve V8 5 1 8 Changes Changes Conserve has been changed to allow access to Bundles which were added in Design Architect It is possible to select a bundle by just specifying the base name of the bundle the part before the 5 or by specifying the entire bundle name including the members Containment highlighting has also been updated so that a bundle will be containment highlighted when one of its members is selected and a bundle member will be highlighted when any bundle it is a member of is selected Enhancements There have been a set of new functions added to Conserve to allow configuration of monitor flags and the creation of a comment flag The following functions have been added to allow monitor flag attribute configuration refer to the Design Viewing and Analysis Support Manual for details add comment flag set default monitor flag height delete comment flag get monitor flag font get comment flags set monitor flag font get default monitor flag font get monitor flag height set default monitor flag font set monitor flag height get default monitor flag height Design Creation Release Notes B 1 3 3 Enhancements Conserve V8 5 1 8
31. ntered IBM only Resolution The problem has been fixed DR 76115 Property ownership incorrect after successive instantiations Description After multiple instantiations of two symbols with different property owners for the same pin property instances of both symbols end up with the same ownership for that property Thus the pin properties for instances of one of the symbols now has the wrong ownership Resolution This DR has been fixed by having the part pin properties remember if the property is to be propagated to the net The property name information is no longer used to determine net vs pin placement DR 111061 Check schematic errors with Signal 4 illegal instruction code 9 Description This problem only happen when there was non scalable text on a sheet and that sheet was not open during a check schematic During the check the property was being accessed and a pointer to the sheet was used to do a calculation However since the sheet was not open it failed Resolution Make sure the sheet the property lives on is open before trying to do the calculation DR 72987 Check schematic on a read only sheet hangs Description If a check schematic is run while one of the sheets of the schematic is open read only DA will hang Resolution DA was fixed to not hang in this situation Design Creation Release Notes B 1 1 5 Corrected Problems Design Architect V8 5 1 8 1 6 DR 107001 Saved Data with errors cannot be
32. numbers The numbers simply reference two different MGC internal tracking systems the older Product Report system and the newer Defect Report system Bugs that were reported and fixed before the Defect Report system was put in use have only a PR number Bugs reported before the Defect Report system was put in use but fixed after the new system was in use contain both PR and DR numbers Bugs reported after the Defect Report system was put in use have only a DR number You may be using other Mentor Graphics products not covered in this document Consult the release notes for those specific products Other release note documents that may be of interest are the Falcon Framework Release Notes If you are using this document on line in INFORM you will see occasional highlighted text On a black and white display this text appears enclosed in a rectangle and on a color display using the default color map the text is blue The highlighted text is a hypertext link to related materials in this and other documents If you click the Select mouse button on a hypertext link the linked location will be displayed For more information on hypertext links in on line manuals refer to the section Navigating Online Documents in the BOLD Browser User s Manual For information about the documentation conventions used in this manual refer to Mentor Graphics Corporation Documentation Conventions Design Creation Release Notes Release B 1 vii viii Desi
33. reation Release Notes B 1 Design Architect V8 5_ 1 8 Enhancements Enhancements Enhancements for Design Architect have been focused in two main areas process improvements and editing functionality The process improvements specifically target concurrent design in the board process and tie in to the board process white paper The editing improvements deliver some of the most frequent customer requested enhancements Bundles The ability to group an arbitrary set of signals together by name Implicit Rippers This allows nets to be ripped from either bundles or buses by name rather than the ripper symbol and rule property New userware gives a list of the bus or bundle members and then automatically places the name as a net property on the new net Stretchable Symbols In the symbol editor just select a single object such as polyline or rectangle and stretch A drag image is drawn of the stretching object All properties remain intact and connected Repeating Instances A short hand for frame for use with single instances Re sizable Instances When enabled this function allows the user to shrink or grow an instance without modifying the symbol One Open Sheet There is now only one open sheet icon that recognizes whether a viewpoint has been set The correct form for either open sheet or open design sheet is then presented Edit of SLD properties When DA is editing in design context changes to SLD properties net inst r
34. te Simply put the process allows the circuit engineers to see changes made by the layout designer while also taking any circuit changes forward into layout The following list of enhancements together provide the functionality required for the concurrent board process Reconcile This is the utility which is used by synchronize to reconcile the Engineering Changes Annotation data into the PCB Changes Annotation It is also the utility used to reconcile the Personal Changes annotations between multiple electrical engineers Allow edit of SLD properties during Edit in Design Context When DA is editing a design sheet it isn t possible to edit SLD properties inst net etc while annotations are turned on DA has been changed so that it automatically applies the edits in source mode to the sheet without the user having to manually change edit mode Retain annotations on copy or move When an object is moved between design sheets the annotations stay with the object When an object is copied the annotations are copied with the object Protection of Fixed and protected properties DA needs to respect the fixed and protected flag everywhere Previous to B 1 annotations could be made to fixed or protected properties without warnings At B 1 it will not be possible to 1 14 Design Creation Release Notes B 1 Design Architect V8 5_ 1 8 Enhancements annotate a change to a fixed or protected property DA checking will issue a warnin
35. ule etc will automatically be made on the source sheet Check Reconnect and Clear of unattached annotations Unattached annotations are no longer cleared from the back annotation files New functions in DA allow them to be found then either re attached or cleared Better protection for fixed and protected properties DA will not permit annotations to be made to fixed or protected properties Downstream tools CAN make annotations to fixed properties and DA in Design Context will Design Creation Release Notes B 1 1 13 Enhancements Design Architect V8 5 1 8 warn in check sheet if this has happened Merge annotations will generate a warning if an attempt is made to merge to a fixed or protected property DA enhancements for the PCB process The enhancements described here have been specifically implemented to improve productivity in the board process however the techniques could be applied to any process that uses annotation files to reflect changes between team members A full description of the board process is described in the board process white paper and is not detailed in this document Suffice it to say that the B 1 enhancements allow both circuit design and layout to progress concurrently Design consistency is maintained through the use of the synchronize process which reconciles changes between one or more designers and layout The synchronize process is executed whenever it is required to bring the design to a consistent sta
36. urrent ripper symbol must still be used A new setup ripper icon has been added to the add route palette to make it easy to switch between ripper types New userware has been added for when an un named wire is started or finished on a bus or bundle A form will show the contents allowing the user to choose which element they wish to rip The net name is then automatically placed on the vertex next to the bus Re sizable Instances This allows the shrinking or growing of an instance by a factor of 2 or 4 without changing the symbol This functionality needs to be explicitly enabled by the user since there are many customers with strict drafting standards who will not want to use this functionality Stretchable symbols Select a single object such as polyline rectangle line or arc and click on the stretch icon in the symbol palette Now click the mouse button next to a vertex or edge and stretch the drag image to the shape or size that you want All properties stay attached to the symbol body Repeating Instances These are a short hand form of FOR frame for use with a single instance Instead of drawing a box around the instance with a FREXP property the user gives the INST property a width similar to bus syntax e g COMP 3 0 This defines the number of times that the instance COMP will be repeated and how the nets will be connected If a bus connects into a bit wide pin on the repeated instance the bus width must be the same as the repeat
37. width so that COMP O0 will get bit 0 COMP 1 will get bit 1 etc 1 16 Design Creation Release Notes B 1 Design Viewpoint Editor V8 5 1 8 Known Problems and Workarounds Chapter 2 Design Viewpoint Editor V8 5 1 8 Known Problems and Workarounds This chapter lists the known problems in the Design Viewpoint Editor DVE V8 5 1 8 and describes workarounds where available e DR 90939 During export configuration primitives are losing their property types Description If a primitive is defined with one of the values as a string and another as an expression the export design configuration command will only output one add_primitive command with a type of the last primitive added Workaround None known Corrected Problems Defects Corrected in This Release The defects listed below have been corrected in this version of DVE DR 103683 Latch Viewpoint fails on SDS designs Description Latching a viewpoint in DVE fails with an Illegal instruction error on a design created by System Architect Design Creation Release Notes B 1 2 1 Corrected Problems Design Viewpoint Editor V8 5 1 8 2 2 Resolution The problem was that the System Architect references were circular so in following them the code got into an infinite loop The code now detects System Architect references and breaks the loop DR 93387 Import back annotation fails with yacc stack overflow Description Because of a limitation in yacc

Design Creation Release Notes

Contents

Download Pdf Manuals

Related Search

Related Contents