About Scheme-it

Current Version:

The current Scheme-it version is 3.6.0

Version 3.6.0

Rewrote the Export service, updated Digi-Key Catalog, Numerous bug fixes, internal improvements

• The Export service has been re-written. We have resolved multiple issues with projects that would not export properly, and notified affected users. We also improved the rendering of projects to be closer to what you see on the screen.
• The data from the Digi-Key catalog has been udpated.
• We have made many behind-the-scenes changes to the development process. These changes improve the development flow. This isn't visible to users now, but will translate to more features sooner in the future.
• Many bug fixes, to make the tool a better experience for everyone.

Version 3.5.1

Minor feature changes and bug fixes

• Remove the Edit Properties context menu item.
• Update logger version for client errors.
• Add additional Digi-Key Top Level Domains
• Bugfix: Fix a number format exception when loading certain projects.
• BugFix: Resolve errors in BOM Quote email formatting.
• BugFix: Resolve errors with missing CDN references.

Version 3.5

This version adds minor features/improvements and bug fixes.

• Architecture and maintenance improvements to Search Bar.
• Architecture and maintenance improvements to Properties Bar.

Version 3.4.2

This version adds new features/improvements and fixes a few bugs.

• When pasting components they are now placed near the cursor.
• When opening a project the page title and meta tags are updated with the project’s information.
• Stored project session to database when project is too big for local storage.

Version 3.4.1

This version fixes a few bugs.

• Temporarily fixed server caching issues of the Properties Sidebar and sprites.

Version 3.4

This version adds new features/improvements and fixes a few bugs.

• Added new feature to allow changing the wire colours.
• Added new line styles like dashed and dotted.
• Show full project names on hover in the Open dialog.
• Reference Designators are always uppercased.
• Improved delete project icon visibility.
• Updated to only show prompt to save project when user attempts to open a project.
• Updated to dynamically load images for the Design Starters page.
• Do not show project as modified when patches are applied.
• Fixed project export not rendered correctly.

Version 3.3

This version adds new features/improvements and fixes a few bugs.

• Removed IE tracking.
• Added notification in the Universal sidebar when Component server is not accessible.
• Added automated checking of the Component server when it is not accessible.

Version 3.2.1

This version fixes a few bugs.

• Updated the Digi-key Contact Us page links according to new specs.
• Fixed app will not load after logging in when user's name contains apostrophe (').

Version 3.2

This version updates the Core Library, adds new features, and fixes a few bugs.

• Updated mxGraph library.
• Updated SEO tags: changed H1 to H2 for the project name header.
• Simplified project session handling.
• Improved error logging to Sentry.
• Fixed infinite recursion error.
• Fixed refdes is not retained after cut and paste.

Version 3.1.3

This version adds a new feature.

• Updated Design Starter Open dialog with new functional organization option.

Version 3.1.2

This version adds new features/improvements and fixes a few bugs.

• Added notification if browser’s minimum font setting has been set.
• Fixed dragging notes on embed widget will extend the iframe.

Version 3.1.1

This version fixes a few bugs.

• Fixed DigiKey link to open new project with symbol feature.
• Fixed cannot adjust borders of inserted links.
• Fixed component product page links are incorrect.
• Fixed cannot toggle ‘Include in BOM’ in Properties sidebar once checked.

Version 3.1

This version adds new features/improvements and fixes a few bugs.

• Added Import BOM feature.
• Added new project URL structure.
• Added feature to start a new project with a specific component.
• Added JWT generation.
• Updated export server to export real PDFs.
• Fixed Design Starters dialog "sticks" to mouse on some IE browsers.
• Fixed manufacturer specific URL.
• Fixed embed slow panning issue.

Version 3.0.1

This version adds new features/improvements and fixes a few bugs.

• Styling updates for the dialogs.
• Removed browser update message for IE10 and newer IE browsers.
• Allowed sorting of projects by date in the Open dialog.
• Digi-Key Catalog will only load parts/filters at the subcategory level.
• Fixed BOM order opens an error page when there are too many parts.
• Fixed right click menu stays open when clicking outside the schematic area.
• Fixed missing Delete option to delete projects.
• Fixed Properties sidebar error notification is sometimes not readable.
• Fixed component description and notes won’t update when switching between components.

Version 3.0

This version adds a new look and new features/improvements.

• New look and feel.
• New Universal Sidebar w/ Digi-Key Catalog.
• New Properties Sidebar.

Version 2.21

This version adds new features/improvements and fixes a few bugs.

• Updated Scheme-It logo.
• Displayed project summary info when hovering over Design Starter items.
• Fixed issues with PCBWeb export.
• Fixed autologin issue.
• Fixed missing junction dots for existing projects.

Version 2.20

This version adds new features/improvements and fixes a few bugs.

• Updated Reference Designs (Design Starters) to use Component Server API.
• Updated API calls to Component Server to use Proxy if first attempt fails.
• Updated BOM Order to pass the collective reference designators of parts to the Customer Reference field.
• Fixed incorrect UML symbols in the Embed widget.
• Fixed export issue with textbox and UML symbols.
• Updated Export API to use the new Export Server.

Version 2.19

This version adds new features/improvements and fixes a few bugs.

• Added feature to generate PCBWeb export.
• Added search enhancements to exclude some component types like Tape&Reel.
• Updated Help Documentation with NEW Videos tab.
• Made the sidebar resizable.
• Relaxed the Reference Designator validation.
• Fixed long project names overlap the "(unsaved)" indicator.
• Fixed initial zoom level issue.
• Added Notes badge feature to indicate project has unread/updated project notes.
• Added BOM export option to export all components.
• Added BOM export option to include all reference designators of grouped components.

Version 2.18.2

This version adds new features/improvements and fixes a few bugs.

• Improved the appearance of the component links in the Component Properties dialog.
• Translated the headers of the BOM export.

Version 2.18.1

This version adds new features/improvements and fixes a few bugs.

• Added new Link symbol.
• Added ability to restore modified project session after logging in.
• Added component links for component specific links.
• Fixed can drop components to other components issue.
• Fixed Postal code validation on Request Quote form.
• Zoomed to fit all pages of project after loading.

Version 2.18

This version adds new features/improvements and fixes a few bugs.

• Used local storage for saving project session when available.
• Added new feature to insert image in schematic.
• Added new Textbox symbol.
• Updated browser is unsupported or needs update message.
• Updated the embed widget title bar to fix issue with long project names.
• Updated Design Starters section to show only the specified Manufacturer for manufacturer specific URLs.
• Fixed loading of categories under Manufacturers for manufacturer specific URLs.
• Removed empty groups when ungrouping.
• Fixed view goes to the top after editing a BOM table cell's value.
• Improved the ellipsis generation for the BOM pages.
• Added new columns in the BOM tab and BOM export.
• Made the Open Project dialog resizable.
• Prevented rotation of component in the schematic while in the process of adding multiple components.
• Fixed share via email attempts to send without any given email.

Version 2.17.2

This version adds new features and fixes a few bugs.

• Added checking for project name length.
• Added "Include in BOM" option for all parts.
• Restored the old options for PDF export.
• Fixed bug where components that only have manufacturer part numbers are not included in the BOM export.
• Force to open in new tabs the links added in the project notes.
• Allowed underscore in RefDes names.

Version 2.17.1

Adds a new feature.

• Added Manufacturer reference designs.

Version 2.17

This version updates the Core Library, adds new features, and fixes a few bugs.

• Updated the Core Library.
• Improved the zooming with more zoom levels.
• Added feature to export all pages in a single PDF.
• In the embedded version, added feature to display a component’s information when you hover over it.
• Fixed Help dropdown closing too fast.

Version 2.16

Updated the Client Library.

• Fixed session lost when logging in through BOM import login link.
• Made DK product image components be connectable like diagramming symbols.
• Created a new drag-assign symbol from the DigiKey search bar.
• Disabled flipping for UML symbols.
• Added export to SVG feature.
• Prevent CUT/COPY when only edges are selected.
• Allowed symbols to be rotated while dragging.
• Fixed share dialog gets corrupted after opening a shared project.
• Fixed symbols can't be dragged from sidebar for touch devices.
• Fixed save dialog appears for guest user.
• Added feature to hide/show the grid lines.
• Added feature to move selected components using arrow keys.

Version 2.15

Updated the Client Library.

• Added Customer Reference name "Scheme-It Project" in checkout.
• Added multi-level sidebar.
• Pre-populated the email address of the feedback form for logged-in users.
• Improved sidebar loading speed.

Version 2.14.1

Updated the Client Library.

• Added PCB Design page.

Version 2.14

Updated the Client Library and fixes a few bugs.

• Added Project notes.
• Added option to change title in the print preview.
• Added new UML Symbols.
• Fixes wires can be dragged outside of graph.
• Fixes symbols can be resized beyond graph limit.
• Fixes labels can be duplicated when selected with another component and doing copy(cut)/paste.

Version 2.13

Updated the Client Library and fixes a few bugs.

• Loaded the Client Library from a CDN.
• Adds new Zoom In/Out keyboard shortcuts.
• Adds Shortcut Keys reference.
• Fixes some BOM import issues.
• Fixes issue where components disappear when deleting a page.
• Fixes issue on dragging components in IE.
• Fixes issue in IE where an "Edit Page Name" pop-up appears when pressing "Enter" on a dialog.

Version 2.12.1

This version fixes an issue with some pop dialogs on a small screen.

• Added feature that resizes the dialog as needed.

Version 2.12

This version updates the core library.

• Update the Core Library version.

Version 2.11.1

This is hot fix for the embed page.

• Fixes embed page not loading.

Version 2.11

This version fixes a few bugs.

• Fixes issues with some missing sprites.
• Fixes issues with Firefox export page.
• Fixes issues with Copy/Paste between pages for IE9.
• Made DigiKey Logo on search bar a link back to main DigiKey Site.
• Added feature to drag/drop search result items into assignable components.

Version 2.10.1

This version updates the core library and fixes a few bugs.

• Update core library version.
• Fixes issues with the Embed widget.
• Fixes issues with the BOM Import.

Version 2.10

This version updates the core library, adds new components, and fixes a few bugs.

• Update core library version.
• Adds new Manufacturer Symbols.
• Fixes issues with Firefox page reloading.
• Fixes BOM Import template download.
• Added prompt for Users to save modified project before logging out.

Version 2.9.2

This version updates the core library, adds new component symbols, and fixes a few bugs.

• Update core library version.
• Adds new Manufacturer Symbols.
• Adds UI improvements to support 1024x768 screen resolution.

Version 2.9.1

This version updates the core library, adds a new BOM Import feature, and fixes a few bugs.

• Update core library version.
• Adds new BOM Import feature.

Version 2.9

This version updates the core library, adds new component symbols, and fixes a few bugs.

• Update core library version.
• Adds new System Level Components.
• Adds new Freescale Components.
• Adds chat link to Digikey Technicians.
• Adds support for localization.
• Expanded the schematic area.
• Resolves issues with Embedded widget.

Version 2.8

This version updates the core library, adds new features and new diagramming and component symbols, and fixes a few bugs.

• Update core library version.
• Adds ability to request quote through email.
• Adds ability to search from the Component Properties pop-up.
• Adds new System Level Components.
• Adds new Diagram Symbols
• Arrows
• Flow Chart
• Resolves issues with Embedded widget on IE8.
• Resolves issues with project session on IE8.

Version 2.7

This version updates the core library, adds a new block diagramming feature, and fixes a few bugs.

• Update core library version.
• Improved Mouse Wheel Zoom feature.
• Adds new block diagramming feature.
• Adds ability to connect diagramming symbols.
• Adds ability to use different line styles for diagramming.
• Changes default state of symbols menu to closed.
• Adds ability to specify a quantity to quote full assembly on BOM checkout.
• Resolves issues with Embedded widget on IE8.
• Resolves issues with Embedded widget on Firefox.
• Resolves issues with project session.
• Resolves issues with flipping shapes.
• Resolves custom symbols property issue.
• Resolves misnamed multiplexer symbols.

Version 2.6

This version updates the core drawing library, adds some user interface features, and a few additional symbols.

• Update core library version.
• Adds Mouse Wheel Zoom feature.
• Adds Mouse Panning feature.
• Adds additional symbols.
• Pushbutton: NO and NC
• Resolves most IE8 drawing issues.
• Resolves issue with placing pins on custom part while zoomed.
• Resolves issues with Embedded widget on IE8.

Version 2.5

This version resolves issues with Firefox, improves the schematic handling performance, and adds more than 50 new components to the tool.

• Fixes issues with Firefox export.
• Fixes issues with IE8 Project Save.
• Updates the core graphic library bringing schematic performance enhancements.
• Added more than 50 new symbols.
• 5 Pin MIDI Connectors
• NPN Phototransistor
• 7 New Voltage Source Types
• 11 New RF & Microwave Filters
• 6 Additional Amplifiers
• 4 Circuit Breakers
• 24 Power Connectors

Version 2.4

This version adds the ability to embed schematics into blogs, TechXchange articles or web pages.

• Added Schematic Embed Capability:
• It is now possible to embed a schematic in blog entries, html pages, or TechXchange articles.
• Embedded schematics are read only. Users may zoom in/out and pan. All schematic pages are accessible from the embedded widget.
• Embedded schematics include a BOM page with links to Digikey part numbers, and a BOM order button.
• Added links to Digikey part numbers in the BOM page of the main application.
• Internal code improvements:
• Improved the handling of the project tags in the address so that they are updated properly during save, save-as, new.
• Updates to the share dialog to improve functionality and to add embed links for each project. Simplified the dialog to avoid user confusion.
• Fixed a bug that would cause users to loose a project they were working on as a guest when they log in.

Version 2.3

The major feature in this version is the multi-page capability. Users may now have up to 8 schematic pages. Pages can be given a custom name with up to 15 characters. Additional changes include new schematic symbols, new search capabilities, and many internal code improvements.

• Added Multi-page capability:
• Add up to 8 total pages for a schmatic.
• Customizable page names with up to 15 characters.
• Quickly navigate between pages with floating page selection buttons.
• Added XLR, RF, and Audio connectors to the symbol library.
• Improved search capabilities:
• Assign part search results to the selected component.
• Improved label placement for rotated components.
• Internal code improvements:
• New messaging mechanism reduces internal object coupling.
• Reworked css float layout to use absolute and relative placement fo major divs.
• Synchronized code base with PartSim sister application.

Version 2.2

This release adds schematic sharing and new schematic symbols, along with bug fixes.

• This release adds the ability to share a schematic as a link. The link can direct the recipient to a schematic preview page or directly to the Scheme-it application and the shared schematic. The schematic may be edited and saved as a new schematic for the share recipient.
• Adds more than 30 new schematic symbols, including tube symbols.
• Several bug fixes.

Version 2.1

Bug fix release. Also updated the version number to match the internal number. The previous 1.1 release was in fact 2.0 so the notes have been updated to reflect this.

• Fixed bugs and added error checks in wiring code.
• Fixed a bug where project saves failed for some users under certain conditions.
• Fixed a bug that caused a javascript error for new users trying the application.
• Improved the error logging mechanism to provide better information when errors occur. This will help the development team resolve bugs more efficiently.
• Added a retry mechanism for export since some users have seen connection failures.

Version 2.0

A fairly significant release that reworked the internals of the application. The rework resolved a range of internal issues, and added some new features. The rework also provided an improved architecture that will facilitate future updates and enhancements.

• Added About page with release notes.
• Improvements to the component label handling. Labels are now child cells of the component
• Added code to support enhanced label placement rules per component. Only a limited number of current components use the enhanced placement options at this time.
• Improvements for custom symbol generation. Pins are now added directly to the custom symbol and the symbol+pins are treated together as a unit.
• Improvements to the Bill of Material (BOM) handling. Removed redundant part data from the BOM data structures. All part information is stored with the components, rather than a parallel data structure.
• New cell classes provide a more natural code organization for cells, custom components, labels, wires, pins, etc. These model changes require updates to existing project models.
• Re-wrote the custom component mechanism to associate pins with the new component. Custom component now act more like a real component.
• Added java code to update existing model data on the fly. Code executes on the server at project load time.
• Many bug fixes.

Versions 0.1 to 2.0

The original versions of Scheme-it. These released included a number of bug fix and feature enhancements, along with addition of new symbols.