Tag Archives: English

Creating New Devices on proteus-7.8

SOP18 packaging completed

Creating New Devices on proteus-7.8   If a part you need to use in your design is not present in the pre-supplied libraries you may need to create it yourself. Alternatively, you may wish to permanently adjust the properties or footprints of an existing component. This section of the documentation …

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Bill of Materials and Printing tutorial on proteus-7.8

Left click the mouse to assign the COST property to the resistor

Bill of Materials and Printing tutorial on proteus-7.8   Bill of Materials Constructing a Bill of Materials is an often necessary but frustrating task at the end of the schematic design phase. Fortunately, ISIS provides a completely flexible scheme which allows you to include as much or as little information …

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Design Verification on proteus-7.8

The Design Explorer in Netlist Mode

Design Verification on proteus-7.8 It is always a good idea to spend a little time checking the schematic before we move through to PCB layout. ISIS provides a unique and extremely powerful tool in the form of the Design Explorer that will help us catch any errors before we sign …

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Preparing for PCB Layout on proteus-7.8

proteus7.8

Preparing for PCB Layout on proteus-7.8   Now that we have completed the circuit we need to give some thought to PCB Layout and the information that we are going to provide from the schematic. A netlist basically consists of a set of footprint names (packages associated with schematic components) …

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Multi-Sheet Designs on proteus-7.8

Sheet 2 of the dsPIC33 design

Multi-Sheet Designs on proteus-7.8   It is increasingly common in larger designs to split the schematic into multiple sheets. This serves both to reduce clutter on the schematic and also to organize the design into logical blocks. ISIS fully supports this methodology and we have arranged our tutorial design into two …

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Power Connections

Editing hidden power pins

Power Connections:   ISIS supports a powerful scheme for making power connections implicitly, thus vastly reducing the number of wires on the schematic. There are three main concepts involved that we will discuss in turn below. Hidden Power Pins Almost all relevant parts in ISIS have their power pins hidden …

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Making Connection with Terminals

Completed block of circuitry

Making Connection with Terminals:   The final thing we need to do to complete this block of circuitry is label the terminals. Terminal naming is extremely important as it denotes the connection to be made. We could name the terminals in any fashion we liked but sensible names make the …

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Placing Objects on the Schematic

Removing a selection area

Placing Objects on the Schematic: Having selected the parts we need the next thing is to actually place them on the drawing area – the Editing Window – and wire them together. You’ll notice from the screenshot that we have also split the contents of the schematic into logical blocks …

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Selecting Parts from the Library

Selecting Parts from the Library

Basic Schematic Entry: We’ll start the tutorial by familiarizing ourselves with the basics of schematic design; picking components from the libraries, placing them on the schematic and wiring them together. The design in question is relatively large and there is therefore a reasonable amount of drawing involved. We provide a …

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OrCAD PSPICE – DC Static Analysis Example

SOURCE l ibrary

DC Static Analysis Example 1. Start OrCAD Lite as shown below: Note that the only program you need to start is “Capture Lite Edition.” The other programs will run automatically as they’re needed. 2. Click the “Create Document” button on the toolbar. 3. The following dialog will appear. Fill in …

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