Printing "Schematic & PCB Design Sample Files"
Contents
1. Circuit Circuit Circuit Circuit Circuit Circuit Circuit Circuit Circuit 1 2 3 4 5 6 7 Battery and bulb with two voltmeters Battery and two bulbs in series with voltmeters across each component Battery and bulb in series with an ammeter Battery bulb voltmeter and an ammeter Battery and two bulbs in parallel with series ammeters Three batteries in series showing voltage summation Battery voltmeter ammeter and a resistor Demonstration of fixed potential dividers Demonstration of potentiometer action 6 of 35 Personal Use Only POTENTIOMETERS AND CURRENT VOLTAGE CHARACTERISTICS A set of circuits that demonstrate potentiometers and current voltage characteristics Circuit 1 Circuit 2 Circuit 3 Circuit 4 Battery and bulb with a variable resistor Battery and resistor with a variable resistor Battery and reverse biased diode Battery and forward biased diode with a variable resistor 7 of 35 Personal Use Only INTERNAL RESISTANCE A couple of circuits that demonstrate internal resistance Circuit 1 Battery connected to a variable resistor demonstrating the effect of heaw current drain on the battery output voltage Circuit 2 Battery short circuited 8 of 35 Personal Use Only CAPACITORS A set of circuits that demonstrate the nature of capacitors Circuit 1 Battery and bulb in series with a capacitor Circuit 2 Battery bulb two switches a resistor and a capacitor2. All the major hardware elements are simulated including the memory decode 6824 PRU 6850 ACIA ROM RAM and flip flop The supplied code operates a simple terminal echo program but you can also load your own S19 files and try out the same experiments as you would on a real EVB11 subject to the usual restrictions if you are using the Proteus Demo or Proteus Lite EVB11 DSN You must have installed both the HC11 and the VSM Peripheral models to simulate this sample 32 of 35 Personal Use Only DC Motor Samples These samples demonstrate the various VSM motor models HC11PWM DSN PWM control of a DC motor using the HC11 timer subsystem Requires installation of the HC11 model and VSM Peripheral models PICSTEPR DSN Stepper motor controller based around PIC1684 and ULN2003 darlington driver Requires installation of the PIC1684 model and the VSM Peripheral models SERVO DSN Classic analogue servo motor controller Requires installation of the VSM Peripheral models 33 of 35 Personal Use Only COMPIM Sample This design provides a very simple demonstration of the COMPIM model The COMPIM is wired to a VSM Virtual Terminal enabling characters generated by the terminal to be routed to the physical COM port of your PC and vice versa TERMECHO DSN This sample is a provided as a starting point for your own uses of the COMPIM model rather than as example of a practical application It is hard to come up with anything sen
3. Personal Use Only PIC and Serial LCD Display This sample demonstrates the use of serial LCD displays as available from Milford struments witha PIC1687X processor To operate the sample press the PLAY button and type text into the virtual terminal the text you type will be output to the LCD display As with other VSM samples you may modify the source code even if you have not registered your copy of Proteus Lite or are using the Proteus Professional demonstration But the sample will not simulate on an unregistered copy if you modify the electrical connectivity RS232LCD DSN You must have installed both the PIC and the VSM Peripheral models to simulate this sample 22 of 35 Personal Use Only PIC Musical Doorbell Demonstrates a combination of the PIC 16F84 model with the digital sounder model to implement a novelty musical doorbell On a Pentium Il or better PC the simulated PIC will run fast enough to generate audio tones in real time With apologies to J S Bach and W A Mozart DOORBELL DSN You must have installed both the PIC and the VSM Peripheral models to simulate this sample 23 of 35 Personal Use Only PIC ADC Example This sample demonstrates the use of the ADC module in the PIC16F877 and also proves the point that Proteus VSMcan simulate analogue as well as digital electronics in conjunction with a CPU PICADC DSN 24 of 35 Personal Use Only 8051 Calculator Assembler Version
4. enabling the capacitor to be charged and then discharge through the bub Circuit 3 As above with voltmeters and ammeters added to the circuit 9 of 35 Personal Use Only ALTERNATING CURRENT A list of circuits that demonstrate alternating currents Circuit 1 Alternator and light bulb Circuit 2 Alternator and two resistors with centre tap Circuit 3 Demonstration of transformer action 10 of 35 Personal Use Only DIODES AND RECTIFICATION A set of circuits that demonstrate diodes and rectification Circuit Circuit Circuit Circuit Circuit Circuit Circuit Circuit Circuit Circuit 1 2 3 4 5 6 7 8 9 10 Battery and resistor with a forward biased diode Battery and resistor with a reverse biased diode Alternator and resistor with a diode Alternator resistor and diode with an ammeter to show current variation Half wave rectifier Half wave rectifier with smoothing capacitor Full wave rectifier using diode bridge Full wave rectifier with smoothing capacitor Full wave rectifier using two diodes and centre tapped source Full wave rectifier as above with smoothing capacitor 11 of 35 Personal Use Only INDUCTORS AND RELAYS A set of circuits that demonstrate inductors and relays Circuit 1 Battery and bulb with an inductor in series Circuit 2 Simple demonstration of a relay Relay circuit with variable resistor to demonstrate effect of latch and Circuit 3 drop out volta
5. Personal Use Only SCHEMATIC amp PCB DESIGN SAMPLE FILES The following is a list of the files related to Schematic Capture and PCB Layout contained in the SAMPLES directory along with brief descriptions CPU DSN CPU LYT CPUU LYT CPUR LYT CSMT LYT DBELL DSN DBELL LYT DBELLU LYT DBELLR LYT EPE DSN FEATURES DSN PPSU DSN PPSU LYT PSMT LYT SHIFTPCB Sample Files SIGGEN DSN SIGGEN LYT SIGGENR LYT STYLE1 DSN STYLE2 DSN STYLE3 DSN Schematic and PCB for Z80 CPU Unplaced version of above try out the auto placer Routed version of above try out hard copy Same design with SMT components shows power plane routing capability Schematic and PCB for Digital Doorbell Unplaced version of above try out the autoplacer Routed version of above try out hard copy Large hierarchical schematic Shows off some features of ISIS Very simple schematic PCB practice manual routing As above using surface mount IC Simulation and PCB layout of large hierarchical digital circuit Shows off gate swap optimizer The circuit and PCB used in the self running demo Routed version of above These three samples show how you can create different drawing appearances without changing the schematic or library parts 1 of 35 Personal Use Only SHIFTPCB Sample Files This design consists of the schematic and PCB for a 16 bit shift register made entirely from TTL gate primitives At the bottom leve
6. The 8051 calculator uses an 8051 an LCD display and the universal keypad to implement a four function calculator We borrowed the floating point code from Intel s 8052 basic see the 8052 Basic Interpreter sample The design uses external memory and in this case VSM is simulating the 6264 RAM chip passing events to and from the 8051 just as in real life When the simulation is paused the contents of the RAM may be displayed from the Debug menu Educationalists take note the code for this sample was produced by someone inexperienced in 8051 development and unfamiliar with 44780 based LCD displays He is now considerably competent with both these devices CALC DSN 25 of 35 Personal Use Only 8051 Calculator Keil C51 Version This sample serves to demonstrate the link between Proteus VSM and Keil uVision2 It consists of a re working of the 8051 calculator written in C rather than assembler Since the Keil Evaluation version allows only 2k of machine code the functionality of the calculator is somewhat limited In particular only integer maths are provided The full version of C51 does of course include floating point maths However this sample file serves well enough to illustrate the debugging capabilities offered by the combination of the two packages To experiment with this sample you will first need to install Keil uVision 2 and then follow these instructions An evaluation copy of pVision2 is provided on the Proteu
7. dio Frequency 555 oscillator circuit 15 of 35 Personal Use Only COMBINATIONAL LOGIC CIRCUITS A set of circuits that demonstrate the operation of the basic logic gates Circuit Circuit Circuit Circuit Circuit Circuit A WIN ihe ao ju AND gate OR gate NOT gate NAND gate NOR gate XOR gate 16 of 35 Personal Use Only SEQUENTIAL LOGIC CIRCUITS A set of simple sequential logic circuits Circuit Circuit Circuit Circuit Circuit 1 2 3 4 5 RS flip flop D type flip flop J K flip flop Shift register 3 bit binary counter 17 of 35 Personal Use Only CIRCUITS FOR FUN Here are few more designs that we have put together for your amusement TRAFFIC DSN A simple circuit that controls a set of Traffic Lights Compare this with the PIC Traffic Lights sample COUNTER DSN A four stage decade counter with 7 segment displays Will operate in real time at seriously impressive speeds TTLCLOCK DSN A fully working digital clock based on standard TTL Cs LISSAJOUS DSN Demonstration Lissajous Figures using the Virtual Oscilloscope Extremely Pretty 18 of 35 Personal Use Only PIC Based Digital Clock This sample implements a simple digital clock using a PIC 16F84 microcontroller The time is displayed ona number of 7 segment displays and the time can be set using various mouse operated switches and buttons As with all the samples pressing the PAUSE button stops the p
8. ges hysterisis 12 of 35 Personal Use Only TRANSISTOR CIRCUITS A set of circuits that demonstrate simple transistor operation Circuit Circuit Circuit Circuit Circuit Circuit Circuit 1 2 3 4 5 fon Demonstration of biased and unbiased transistors A transistor biased with a potential divider A transistor biased with a potentiometer A circuit that uses a transistor and a relay to control a light bulb A transistor circuit using a resistor and capacitor to create a turn on delay A transistor circuit using a resistor and capacitor to give a turn off delay A circuit similar to 5 but with variable delay timing 13 of 35 Personal Use Only OPERATIONAL AMPLIFIER CIRCUITS A set of circuits that demonstrate the use of an ideal operational amplifier Circuit Circuit Circuit Circuit 5 6 Carcuit 1 Circuit 2 3 4 Demonstration of open loop operation as comparator Demonstration of open loop operation as amplifier Non inverting amplifier with 100 negative feedback Non inverting amplifier with partial negative feedback to give a gain of 3 Inverting amplifier with unity gain Inverting amplifier with a gain of 3 14 of 35 Personal Use Only OSCILLATORS A set of circuits that demonstrate various oscillators Circuit 1 Natural resonance oscillator Circuit 2 Transistor based astable multivibrator Circuit 3 Low Frequency 555 oscillator circuit Circuit 4 Au
9. ided which allows the 8052 to program the EPROM in situ The 8052 BASIC is programmed through the serial port which is wired to a VSM Virtual Terminal Press the PLAY button and after a short pause whilst BASIC tests the external RAM you should get CS 51 tm BASIC v1 1 EADY zal gt Brief Instructions on how to program in 8052 BASIC are to be found in the file BASIC 52 PDF we assume that you have the Acrobat Viewer installed A quick example is as follows 10 print Hello World 20 goto 10 Type RUN to run it and press CTRL C to stop it If you then type PROG you will store the program in the EPROM Diode D2 will light up whilst programming is in progress and the voltmeter will display the VPP being fed into the EPROM If you then enter RROM1 you will run the program from the EPROM And if you stop the simulation and re start it entering RROM1 will sill run the program that you stored in the EPROM Just like in real life We ve turned on some of the VSM debugging aids on this one including the pin logic state dots If you locate the correct portion of the BASIC source code and set a breakpoint it is possible to observe the programming of a byte of EPROM literally step by step BASIC 52 DSN BASIC 52 PDF 29 of 35 Personal Use Only HC11 Basic Interpreter This sample comprises a complete design for a simple microcomputer running a slightly modified version of Gordon Doughman s BASIC1 1 This was origi
10. l an RS flip flop is made from 2 NAND gates then we make a JK flip flop from 2 RS flip flops and some other gates then we make a 4 bit shift register out of 4 JK flip flops and at the top level we have four 4 bit registers coupled to make the 16 bit register The schematic is set up for both simulation and PCB design the graph showing the propagation of a single pulse through the register The PCB presents a nice demonstration of the gate swap optimizer As given the components have been placed but no optimization has been performed If you attempt to auto route this it will fail More quickly you can just examine the total ratsnest length using the System Information command on the System menu On the other hand if you run the Gate swap Optimizer you will find that the ratsnest length is dramatic ally reduced and further that the board will then route to completion It should take about 5 minutes to do both stages on a 300MHz Pentium Il Click below to view the schematic and or PCB SHIFTPCB DSN SHIFTPCB LYT 2 of 35 Personal Use Only INTERACTIVE SIMULATION SAMPLES These samples are provided both to demonstrate the capabilities of our Interactive Simulation technology and also free of charge as an educational resource Basic Electricity Measuring Voltage Current and Resistance Potentiometers and Current Voltage Characteristics Intemal Resistance Capacitors Alternating Current Diodes and Rectification Inducto
11. nal written for the HC11 evaluation board EVB and is widely available on the Internet BASIC11 is programmed through the serial port which is wired to a VSM Virtual Terminal Press the PLAY button and after a short pause whilst BASIC tests the external RAM you should get BASIC11 v1 55 Copyright 1985 1990 by Gordon Doughman READY gt Brief Instructions on how to program in BASIC11 are to be found in the file BASIC1 1 TXT A quick example is as follows 10 print Hello World 20 goto 10 Type RUN to run it and press CTRL C to stop it The sample circuit also includes a potentiometer that is wired up to one of the HC11 s analogue inputs If you write 10 print adc 1 20 goto 10 you will get a continuous printout of the values read by the on chip ADC module This is a simple demonstration of how VSM can simulate the interaction of the analogue electronics with a microprocessor BASIC11 DSN BASIC11 TXT 30 of 35 Personal Use Only HC11 and Graphics LCD Display This sample shows how to interface the HC11 with a Graphical LCD display A range of other display models including various sizes of alphanumeric and graphical modules may be found in the DISPLAYS library HC11DEMO DSN You must have installed both the HC11 and the VSM Peripheral models to simulate this sample 31 of 35 Personal Use Only Motorola EVB11 Board This sample contains the complete circuitry for the Motorola EVB11 Development Board
12. rogram execution and the commands keys on the debug menu can be used to single step the code display registers and so on PICCLOCK DSN 19 of 35 Personal Use Only PIC Based Traffic Lights This sample implements a trivial controller for a set of traffic lights using a PIC 16F84 microcontroller It is a good starting point for studying how to set up a VSM simulation and is also used as the basis for the VSM tutorial in the user manual As with all the samples pressing the PAUSE button stops the program execution and the commands keys on the debug menu can be used to single step the code display registers and so on TRAFFIC DSN 20 of 35 Personal Use Only PIC and Graphics LCD Display This sample is taken from an article in Everyday Practical Electronics by John Becker and consists of a tutorial in controlling a PG12864F LCD display using a PIC16F877 processor To operate the sample press the PLAY button and then click the pushbutton switch on the circuit to step through the various demonstrations contained with John Becker s code As with other VSM samples you may modify the source code even if you have not registered your copy of Proteus Lite or are using the Proteus Professional demonstration But the sample will not simulate on an unregistered copy if you modify the electrical connectivity GEPE456 DSN You must have installed both the PIC and the VSM Peripheral models to simulate this sample 21 of 35
13. rs and Relays Transistor Circuits Operational Amplifier Circuits Oscillators Combinational Logic Circuits Sequential Logic Circuits Circuits for Fun Virtual Instruments 3 of 35 Personal Use Only VIRTUAL INSTRUMENT SAMPLES If you are interested in the capabilities of the Virtual Oscilloscope and or the Virtual Logic Analyser check out the following sample files 555 Oscillator Audio Frequency 555 oscillator circuit Lissajous Figures Demonstration Lissajous Figures using the Virtual Oscilloscope Extremely Pretty 8051 External Memory A demonstration of how Proteus VSM really does simulate the external hardware in a microprocessor design Also compares and contrasts Interactive and Graph Based simulation You must have installed the Virtual Instrument models to run these samples 4 of 35 Personal Use Only BASIC ELECTRICITY A collection of simple electrical circuits Circuit Circuit Circuit Circuit Circuit Circuit Circuit 1 2 3 4 5 6 7 Battery and bulb with a switch Battery and bulb with a variable resistor Battery and two bulbs in series with a switch Battery and two bulbs in parallel with two switches Two way switching circuit Electric Motor with speed and direction controls Operation of a fuse 5 of 35 Personal Use Only MEASURING VOLTAGE CURRENT AND RESISTANCE A set of circuits that demonstrate the measurement of voltage current and resistance
14. s Demo CD or can be obtained from www keil com CALC UV2 The UVision 2 project CALC DSN The C51 Calculator Schematic VDM5 1 PDF Application note covering how to set up the VDM51 debug monitor driver for Keil UV2 26 of 35 Personal Use Only 8051 External Memory This sample demonstrates how Proteus VSM really can simulate the external hardware An 8051 is wired up to an external RAM and the program repeatedly reads and writes data to the RAM chip The design also compares and contrasts interactive and graph based simulation using both the Logic Analyser and a Digital Graph to display the memory cycles Please note that graph based simulation is only available in Proteus VSM Professional and is not supported in Proteus Lite EXTMEM DSN You must have installed both the MCS8051 model and the Virtual Instruments to simulate this sample 27 of 35 Personal Use Only 8051 LCD Driver This design shows how to drive a standard LCD alphanumeric module using an 8051 LCDDEMO DSN You must have installed both the MCS8051 model and the LCD Display models to simulate this sample 28 of 35 Personal Use Only 8052 Basic Interpreter This sample comprises a complete design for a simple microcomputer At its heart is an 8052 running a BASIC interpreter originally written by Intel and now available as freeware on the Internet The 8052 is wired to an external RAM and also to an EPROM Additional circuitry is prov
15. sible for this model since most practical applications will involve specific pieces of physical hardware which we cannot assume that you will have 34 of 35 Personal Use Only GRAPH BASED SIMULATION SAMPLES As well as the interactive simulation mode Proteus VSM Professional provides an extensive set of graph based analysis types based around the functionality of SPICE3F5 These files demonstrate this functionality and also provide a basis from which to set up your own simulations Please note that these samples are not included with Proteus Lite as it does not support graph based simulation Analogue Simulation Examples 741 DSN CRYSTAL DSN FF DSN FOURIER DSN MUTUAL1 DSN MUTUAL2 DSN RA53 DSN RESCAP DSN SPICE1 DSN SPICE2 DSN SWEEP DSN TRANSFER DSN TRFORMER DSN TRIANGLE DSN ZIN DSN ZOUT DSN Digital Simulation Examples 16L8 DSN 393_154 DSN Mixed Mode Simulation Examples CMOSMONO DSN INVOSC DSN PLLTYPE1 DSN PLLTYPE2 DSN vco DSN ADCO 808 DSN DACO 808 DSN 741 model using actual 741 circuit Shows modeling of a quartz crystal Simulating an astable multivibrator Example of Fourier Analysis Simple example of modeling mutual inductance Advanced example of modeling mutual inductance Simulation of Wien bridge sine wave oscillator including self heating thermistor Assorted simulations of an RC network Example of how to use a 3rd party SPICE model for an IC Example of how
16. to use a 3rd party SPICE model for a transistor Example of AC and DC sweep analyses Example of transfer curve analysis Shows how to use the transformer models in DEVICE LIB Shows how to set up a pulse generator to make a triangle wave Shows how to measure input impedance Shows how to measure output impedance Example of PAL support in PROSPICE Shows how PROSPICE handles glitches Mixed mode simulation of CMOS monostable Mixed mode simulation of two inverter oscillator Mixed mode simulation of Type 1 Phase Locked Loop Mixed mode simulation of Type 2 Phase Locked Loop Mixed mode simulation model for a Voltage Controlled Oscillator Shows how to model an Analogue to Digital converter Shows how to model a Digital to Analogue converter 35 of 35
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