Saurabhbansode: Created page with "'''PCB Layout for Astable Multivibrator''' '''Author: Saurabh Bansode''' '''Keywords: video tutorial, eSim, EDA, schematic, footprints, Design, ngspice, kicad, analysis, PCB..."

2019-08-30T12:20:08Z

Created page with "'''PCB Layout for Astable Multivibrator''' '''Author: Saurabh Bansode''' '''Keywords: video tutorial, eSim, EDA, schematic, footprints, Design, ngspice, kicad, analysis, PCB..."

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'''PCB Layout for Astable Multivibrator'''

'''Author: Saurabh Bansode'''

'''Keywords: video tutorial, eSim, EDA, schematic, footprints, Design, ngspice, kicad, analysis, PCB, Gerber'''

{| style="border-spacing:0;width:14.155cm;"
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" |

'''Visual cue'''

| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" |

'''Narration'''

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Opening Slide
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Welcome to the spoken tutorial on “'''PCB Layout for Astable Multivibrator'''”.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Learning Objectives
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | In this tutorial, we will learn to -* <div style="margin-left:1.27cm;margin-right:0cm;">Create a '''PCB layout''' for an '''Astable Multivibrator''' and</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">Generate '''Gerber files'''.</div>

|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Systems Requirements

| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | To record this tutorial, we will use-* <div style="margin-left:1.27cm;margin-right:0cm;">'''Ubuntu Linux OS '''16.04</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">'''eSim '''version 1.1.2</div>

|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Prerequisites
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | To practice this tutorial, you should know to:* <div style="margin-left:1.27cm;margin-right:0cm;">Create a '''Schematic''' in '''eSim'''.</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">Assign '''components''' to '''footprints''' and</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">Set '''design parameters''' for '''PCB layout'''.</div>

If not, please see the prerequisite tutorials on this website.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Earlier in this series
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Earlier in this series, we learnt how to* <div style="margin-left:1.27cm;margin-right:0cm;">Create a '''Schematic'''</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">Map '''footprints'''</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">Set '''design parameters''' for a '''PCB '''layout.</div>

I am going to reinforce the idea with the example of an '''Astable Multivibrator'''.

Now watch me for the next one minute.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | <<'''FAST-FORWARD'''>>
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | A considerable part of this activity has been fast forwarded.

I am adding '''connectors''' and mapping the '''components''' with their '''footprints'''.

I have set the '''design rules''', drawn the '''board''' outline and placed a few''' tracks'''.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

'''Download Code Files'''
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | The partially made '''layout''' is available in the '''Code files''' link.

Pause the video to download and extract the code files to your '''Desktop.'''

We will use the downloaded code file to practice the rest of the tutorial.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''eSim Main Window:'''

Click on''' Open Project '''>>Browse To '''Desktop''' >>

Click on '''ASM_PCB'''
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Now launch '''eSim'''.

I have already opened '''eSim'''.

Click on '''Open Project '''on the left toolbar.

Browse to '''Desktop''', click on '''ASM_PCB '''and then''' '''click on the '''Open button.'''
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''eSim Main Window:'''

Click on Open Schematic button from left toolbar.
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Click on '''Open Schematic''' button on the left toolbar.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Schematic editor window:'''

Click on '''Pcbnew''' shortcut >>
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | The '''schematic''' for '''Astable Multivibrator''' opens up.

Click on '''Tools '''from the top toolbar and select''' Layout Printed Circuit Board.'''
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" |
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Pcbnew Layout Editor''' window opens up.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Pcbnew '''window:

Hover cursor over '''tracks '''placed
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | I have already placed '''tracks''' for most of the '''airwires'''.

Let us now see how to convert the remaining '''airwires''' into '''tracks.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Hover mouse over '''B.Cu '''text

>> Click on''' B.Cu '''text
|| Under the '''Layer''' tab on the right side of the '''Pcbnew window, '''click once on''' B.Cu'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Click on '''Place >> '''select''' Track '''
|| Click on '''Place '''button in the top toolbar and then select '''Track '''from the menu.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Zoom into the Layout editor using F1 key or using your scroll key of the mouse.

Hover Cursor over''' C1, LED1 '''and''' Q1.'''
|| Zoom into the '''Layout editor''' using the '''F1''' key.

This can also be done using the scroll key of the mouse.

Now let us place '''tracks''' for connecting '''capacitor''' '''C1''' to '''LED1.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Click on '''node 1''' of '''C1'''

>>

Drag the cursor till''' node 2 of LED1'''>>

Double click on''' node 2 of LED1'''
|| Click on '''node 1 '''of''' C1.'''

And drag the cursor to '''node 2 '''of''' LED1.'''

Double-click on''' node 2 of LED1 '''to complete the '''track'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
||
|| Now let us place a '''ground plane''' to connect all the '''ground nodes'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Click on''' Add filled zones.'''
|| Click on the''' Add filled zones''' button''' '''on the right of the '''Pcbnew window.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Click once, slightly above the top-left corner of the '''board outline'''.
|| Click once, slightly above the top-left corner of the '''board outline'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Copper Zone Properties''' window:

Click on '''B.Cu''' under''' Layer '''column

Click on '''GND''' under''' Net '''column
|| Now, let’s place the '''ground plane''' on the '''Bottom Copper''' '''layer'''.

To do so, click on '''B.Cu''' below''' Layer '''column.

Then click on '''GND''' under''' Net '''column.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| Click on '''OK'''
|| Click on the '''OK '''button at the bottom right corner of the '''Copper Zone Properties '''window.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Drag the cursor towards right, horizontally

Click once slightly above top-right vertex of the outline.
|| Drag the cursor with the pencil icon horizontally towards the right.

Click once, slightly above the top-right vertex of the '''outline'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Move the cursor vertically towards the bottom-right vertex of the board

>>

Click once on the editor after crossing the bottom-left vertex.
|| Let us move this cursor vertically, towards the bottom-right vertex of the '''board'''.

Click once slightly below the bottom-right vertex.

|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Press '''esc '''key
|| We shall now finish drawing a rectangular '''ground plane outline'''.

Note that we have to double-click to finish the rectangular '''ground plane outline'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew '''window''':'''

Hover cursor over '''ground plane outline '''

>>

Hover cursor over '''ground plane outline''' and '''board''' '''outline'''.
|| I have finished the '''ground plane outline.'''

Note that we have to ensure that the''' ground plane''' '''outline''' lies outside the''' board''' '''outline'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew window :'''

Right-click inside the '''board''' '''outline'''.

Click on '''Fill or Refill all zones'''

Hover cursor over '''ground plane'''
||

Right-click inside the '''board''' '''outline'''.

Click on '''Fill or Refill all zones '''button from the drop-down menu'''.'''

We have successfully added a '''ground plane''' to the '''board'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| Press '''Esc''' key
|| Press '''Esc''' key to exit the '''Add filled zones '''tool.
|- style="border:1pt solid #000000;padding:0.176cm;"
||
|| Let us now perform '''Design Rule Check''' i.e '''DRC''', for the '''layout''' we created.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew window:'''

Click on '''Perform design rules check'''
|| Click on '''Perform Design Rules check '''present''' '''at the top of the '''Pcbnew''' toolbar.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''DRC Control '''window:

Click on '''Start DRC'''

'''>>'''

Highlight the messages window
||

Click on '''Start DRC. '''

This checks if any '''design element''' violates the '''design parameters '''set earlier.

I have no errors in my design.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''DRC Control '''window:

Click '''OK'''
|| Click the '''OK''' button at the bottom right corner,''' '''to exit the '''DRC''' '''Control '''window.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Pcbnew '''window''':'''

Press '''Ctrl''' and '''S''' key together
| style="border:1pt solid #000000;padding:0.176cm;" | Let us press '''Ctrl '''and '''S '''keys''' '''together to save our work.

We will now create '''gerber file'''s for this '''board'''.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Pcbnew '''window''':'''

Click on '''Plot(HPGL, PostScript or Gerber format) '''icon
| style="border:1pt solid #000000;padding:0.176cm;" | Click on the '''Plot '''button at the top of the '''Pcbnew''' toolbar.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Plot '''window''':'''

Click on the tab below : '''Plot format'''.

>>

select '''Gerber'''.

>>

Hover mouse over '''Layers tab '''

>>

Click on boxes to the left of '''B.Cu, F.Silks '''and''' Edge.Cuts '''layers''' '''from the provided layer options.
|| Click on the tab below '''Plot format''' and select '''Gerber '''out of the 6 options.

Let us select the''' layer'''s for which we want the '''gerber file'''s.

I will select '''B.Cu, F.Silks '''and''' Edge.Cuts '''by clicking on the boxes to the left.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Plot window:'''

Click on the '''Browse '''button
|| Click on the '''Browse '''button at the top right of '''Plot '''window.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Select Output Directory '''window''':'''

Browse to desired directory

>>

Click on '''Desktop'''>>double click on '''ASM_PCB'''

Click on '''Open.'''

Click on '''No'''

|| Let us navigate to the desired directory where we wish to save''' '''the '''gerber file'''s.

Click on the '''Desktop''', and double-click on '''ASM_PCB.'''

Now click on the '''Open '''button at the bottom right of the '''Select Output Directory '''window.

Click on '''No '''button in the '''Plot Output Directory '''window'''.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Text box '''on the''' Plot''' Window:

Select the other options as shown here
||
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Plot '''window''':'''

Click on '''Plot button''' at the bottom
||

Now click on the '''Plot '''button''' '''at the bottom of the '''Plot '''window.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Messages''' '''window''':

Hover cursor over the messages in the '''Messages''' window
||

Acknowledgement messages will appear in the '''Messages''' window.
|- style="border:1pt solid #000000;padding:0.176cm;"
||
|| Next, let us generate the '''drill file''' in '''gerber format''' for our designed '''board'''.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Plot '''window''':'''

Click on '''Generate Drill File'''
|| Click on '''Generate Drill File '''at the bottom of the '''Plot '''window.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Drill File Generation window:'''

Select the '''Millimeters '''option from the '''Drill Units''' section.

Select the '''Gerber '''option under the '''Drill Map File Format''' section, if not selected.

Select the '''Absolute '''option from the Drill Origin section, if not selected.
||

Select the '''Millimeters '''option from the '''Drill Units''' section.

Select the '''Gerber '''option under the '''Drill Map File Format''' section, if not selected.

Select the '''Absolute '''option from the '''Drill Origin''' section, if not selected.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Text box '''on the''' Drill Files Generation '''Window:

Select the other options as shown here
|| We will leave the rest of the settings as they are.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Drill Files Generation window''':

Click on''' Drill File'''
|| Click the '''Drill File '''option at the right of the '''Drill Files Generation '''window.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Drill Files Generation window''':

Hover mouse over '''Messages '''window
|| An acknowledgement message will appear in the '''Messages '''window.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Drill Files Generation window''':

Click on '''Close'''
|| Click the '''Close '''button at the bottom right corner of '''Drill Files Generation '''window'''.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Plot window''':

Click on''' Close'''
|| Click the''' Close '''button at the bottom right corner of the '''Plot '''window'''.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Pcbnew window''':

Press '''Ctrl''' and '''S''' key at the same time.
|| Let us''' '''save''' '''our work by pressing '''Ctrl''' and '''S''' keys simultaneously.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''System Computer:'''

Press''' Ctrl, Alt '''and''' T '''keys together

'''Textbox '''on the '''Terminal:'''

'''Windows OS users, click on start -> type “Gerbview” in the search bar and open the Gerbview application'''
|| Now we will view the '''gerber files '''created.

Open the '''terminal''' by pressing '''Ctrl, Alt '''and''' T '''keys together.

|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Terminal :'''

Type '''gerbview''' >> Press '''Enter'''
||

Type '''gerbview''' and press the '''Enter '''key'''.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Gerbview '''window :''' '''

Click on '''File>> '''select '''Load Gerber File'''
|| Click on '''File '''at the top left corner, and select '''Load Gerber File '''option'''. '''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Open Gerber File '''window :

Browse to the directory where you saved your gerber files earlier.
|| Let us browse to the directory where we had saved our '''gerber''' files.

I will click on '''Desktop,''' then

double-click on''' ASM_PCB.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| Press '''Ctrl '''and '''A '''keys at the same time.

Click on '''Open'''
|| Press '''Ctrl '''and '''A '''simultaneously to select all the '''gerber''' files.

Click on the '''Open '''button at the bottom right of the '''Open Gerber file '''window'''.'''
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Gerbview '''window''' :'''

Hover mouse over the PCB layout in Gerber Format
|| We can see the '''PCB Layout '''that we created in '''Gerber format'''.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" |
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Let us summarize.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Summary
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | * <div style="margin-left:1.27cm;margin-right:0cm;">Create a '''PCB layout''' for an '''Astable Multivibrator'''.</div>
* <div style="margin-left:1.27cm;margin-right:0cm;">Generate '''Gerber files'''.</div>

|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Forum
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Please post your timed queries in this forum.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

FOSSEE Forum
| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Please post your general queries on eSim in this forum.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Show Slide:'''

'''Lab Migration'''
|| '''FOSSEE''' team coordinates the '''Lab Migration''' project.
|- style="border:1pt solid #000000;padding:0.176cm;"
|| '''Show Slide:'''

'''Circuit Simulation Project'''
|| '''FOSSEE''' team coordinates the '''Circuit Simulation Project'''.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | '''Show Slide:'''

Acknowledgment

http://spoken-tutorial.org

| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | Spoken Tutorial Project is funded by NMEICT, MHRD, Govt. of India.

For more details, visit this website.
|-
| style="background-color:#ffffff;border-top:1pt solid #000001;border-bottom:1pt solid #000001;border-left:1pt solid #000001;border-right:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" |

Previous slide

| style="background-color:#ffffff;border:1pt solid #000001;padding-top:0cm;padding-bottom:0cm;padding-left:0.206cm;padding-right:0.191cm;" | This is _________ from IIT Bombay, signing off.

Thank you.

|-
|}

ESim/C2/PCB-Layout-for-Astable-Multivibrator/English - Revision history

Nancyvarkey at 08:52, 12 September 2019

Nancyvarkey at 09:58, 6 September 2019

Saurabhbansode: Created page with "'''PCB Layout for Astable Multivibrator''' '''Author: Saurabh Bansode''' '''Keywords: video tutorial, eSim, EDA, schematic, footprints, Design, ngspice, kicad, analysis, PCB..."