Difference between revisions of "ESim/C2/PCB-Layout-for-Astable-Multivibrator/English"
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(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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| − | {| | + | {| border="1" |
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| − | | style=" | + | | style="color:#000000;" | '''Visual cue''' |
| − | + | | style="color:#000000;" | '''Narration''' | |
| − | '''Visual cue''' | + | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | | style=" | + | |
| − | + | ||
| − | '''Narration''' | + | |
| − | + | ||
| − | + | ||
| − | + | ||
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Opening Slide | Opening Slide | ||
| − | | | + | || Welcome to the spoken tutorial on “'''PCB Layout for Astable Multivibrator'''”. |
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Learning Objectives | Learning Objectives | ||
| − | | | + | || In this tutorial, we will learn to - |
| − | * | + | * Create a '''PCB layout''' for an '''Astable Multivibrator''' and |
| − | + | * Generate '''Gerber files'''. | |
| − | + | ||
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Systems Requirements | Systems Requirements | ||
| − | + | || To record this tutorial, we will use- | |
| − | + | * '''Ubuntu Linux OS '''16.04 | |
| − | | | + | * '''eSim '''version 1.1.2 |
| − | * | + | |
| − | + | ||
| − | + | ||
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Prerequisites | Prerequisites | ||
| − | | | + | || To practice this tutorial, you should know to: |
| − | * | + | * Create a '''Schematic''' in '''eSim'''. |
| − | * | + | * Assign '''components''' to '''footprints''' and |
| + | * Set '''design parameters''' for '''PCB layout'''. | ||
| − | + | If not, please see the prerequisite '''eSim''' tutorials on this website. | |
| − | If not, please see the prerequisite tutorials on this website. | + | |
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Earlier in this series | Earlier in this series | ||
| − | | | + | || Earlier in this series, we learnt how to |
| − | * | + | * Create a '''Schematic''' in '''eSim''' |
| − | * | + | * Map '''footprints''' |
| − | + | * Set '''design parameters''' for a '''PCB '''layout. | |
| − | + | ||
| − | + | ||
| Line 72: | Line 56: | ||
Now watch me for the next one minute. | Now watch me for the next one minute. | ||
|- | |- | ||
| − | | | + | || <<'''FAST-FORWARD'''>> |
| − | | | + | || A considerable part of this activity has been fast forwarded. |
I am adding '''connectors''' and mapping the '''components''' with their '''footprints'''. | I am adding '''connectors''' and mapping the '''components''' with their '''footprints'''. | ||
| − | |||
| − | |||
|- | |- | ||
| − | | | + | ||After demo.... |
| + | ||I have set the '''design rules''', drawn the '''board outline''' and placed a few''' tracks'''. | ||
| + | |- | ||
| + | || '''Show Slide:''' | ||
'''Download Code Files''' | '''Download Code Files''' | ||
| − | | | + | || The partially made '''layout''' is available in the '''Code files''' link. |
| Line 92: | Line 77: | ||
We will use the downloaded code file to practice the rest of the tutorial. | We will use the downloaded code file to practice the rest of the tutorial. | ||
|- | |- | ||
| − | | | + | || '''eSim Main Window:''' |
| Line 103: | Line 88: | ||
Click on '''ASM_PCB''' | Click on '''ASM_PCB''' | ||
| − | | | + | || Now launch '''eSim'''. |
| Line 112: | Line 97: | ||
| − | Browse to '''Desktop''', click on ''' | + | Browse to '''Desktop''', click on '''ASM underscore PCB'''. |
| − | + | ||
| − | + | ||
| − | + | Then click on the '''Open''' button at the bottom right corner. | |
| − | + | ||
|- | |- | ||
| − | | | + | || '''eSim Main Window:''' |
| + | Click on '''ASM_PCB''' >> click on '''Open Schematic''' button from left toolbar. | ||
| + | || Double-click on '''ASM underscore PCB'''. | ||
| + | Click on '''Open Schematic''' button on the left toolbar. | ||
| + | |- | ||
| + | || '''Schematic editor window:''' | ||
| − | Click on '''Pcbnew''' shortcut | + | Click on '''Pcbnew''' shortcut |
| − | | | + | || The '''schematic''' for '''Astable Multivibrator''' opens up. |
| − | Click on ''' | + | Click on '''PCB new Tool '''in the top toolbar. |
|- | |- | ||
| − | | | + | || |
| − | | | + | || '''Pcbnew Layout Editor''' window opens up. |
|- | |- | ||
| − | | | + | || '''Pcbnew '''window: |
Hover cursor over '''tracks '''placed | Hover cursor over '''tracks '''placed | ||
| − | | | + | || I have already placed '''tracks''' for most of the '''airwires'''. |
| − | + | Now, let us see how to convert the remaining '''airwires''' into '''tracks.''' | |
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
Hover mouse over '''B.Cu '''text | Hover mouse over '''B.Cu '''text | ||
| Line 147: | Line 134: | ||
>> Click on''' 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'''. | || Under the '''Layer''' tab on the right side of the '''Pcbnew window, '''click once on''' B.Cu'''. | ||
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
Click on '''Place >> '''select''' Track ''' | Click on '''Place >> '''select''' Track ''' | ||
|| Click on '''Place '''button in the top toolbar and then select '''Track '''from the menu. | || Click on '''Place '''button in the top toolbar and then select '''Track '''from the menu. | ||
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
| − | Zoom into the Layout editor using F1 key or using your scroll key of the mouse. | + | Zoom into the '''Layout''' editor using '''F1''' key or using your scroll key of the mouse. |
| Line 165: | Line 152: | ||
| − | Now let us place '''tracks''' for connecting '''capacitor | + | Now let us place '''tracks''' for connecting '''capacitor C1''' to '''LED1.''' |
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
Click on '''node 1''' of '''C1''' | Click on '''node 1''' of '''C1''' | ||
| Line 173: | Line 160: | ||
>> | >> | ||
| − | Drag the cursor till''' node 2 of LED1'''>> | + | Drag the cursor till''' node 2''' of '''LED1'''>> |
Double click on''' node 2 of LED1''' | Double click on''' node 2 of LED1''' | ||
| Line 182: | Line 169: | ||
| − | Double-click on''' node 2 of LED1 '''to complete the '''track'''. | + | Double-click on''' node 2''' of '''LED1 '''to complete the '''track'''. |
| − | |- | + | |- |
| − | || | + | || Press '''ESC''' |
| − | || Now let us place a '''ground plane''' to connect all the '''ground nodes'''. | + | | | Press '''ESC''' key. Now let us place a '''ground plane''' to connect all the '''ground nodes'''. |
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
Click on''' Add filled zones.''' | Click on''' Add filled zones.''' | ||
| − | || Click on the''' Add filled zones''' button | + | | | Click on the''' Add filled zones''' button on the right of the '''Pcbnew window.''' |
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''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'''. | ||
| − | || Click once, slightly above the top-left corner of the '''board outline'''. | + | | | Click once, slightly above the top-left corner of the '''board outline'''. |
| − | |- | + | |- |
|| '''Copper Zone Properties''' window: | || '''Copper Zone Properties''' window: | ||
| − | Click on '''B.Cu''' under''' Layer '''column | + | Click on '''B.Cu''' under''' Layer '''column. |
| − | Click on '''GND''' under''' Net '''column | + | Click on '''GND''' under''' Net '''column. |
| − | || Now, let’s place the '''ground plane''' on the '''Bottom Copper | + | | | Now, let’s place the '''ground plane''' on the '''Bottom Copper layer'''. |
| − | To do so, click on '''B.Cu''' | + | To do so, click on '''B.Cu''' under''' Layer '''column. |
Then click on '''GND''' under''' Net '''column. | Then click on '''GND''' under''' Net '''column. | ||
| − | |- | + | |- |
|| Click on '''OK''' | || Click on '''OK''' | ||
| − | || Click on the '''OK '''button at the bottom right corner of the '''Copper Zone Properties '''window. | + | | | Click on the '''OK '''button at the bottom right corner of the '''Copper Zone Properties '''window. |
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
| − | Drag the cursor towards right, horizontally | + | Drag the cursor towards right, horizontally. |
Click once slightly above top-right vertex of the outline. | Click once slightly above top-right vertex of the outline. | ||
| − | || Drag the cursor with the pencil icon horizontally towards the right. | + | | | Drag the cursor with the pencil icon horizontally towards the right. |
Click once, slightly above the top-right vertex of the '''outline'''. | Click once, slightly above the top-right vertex of the '''outline'''. | ||
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''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. | Click once slightly below the bottom-right vertex. | ||
| − | + | |- | |
| − | + | || '''Pcbnew '''window: | |
| − | + | ||
| − | |- | + | |
| − | || '''Pcbnew '''window | + | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
Press '''esc '''key | Press '''esc '''key | ||
| − | || We shall now finish drawing a rectangular '''ground plane outline'''. | + | | | We shall now finish drawing a rectangular '''ground plane outline'''. |
Note that we have to double-click to finish the rectangular '''ground plane outline'''. | Note that we have to double-click to finish the rectangular '''ground plane outline'''. | ||
| − | |- | + | |- |
| − | || '''Pcbnew '''window | + | || '''Pcbnew '''window: |
Hover cursor over '''ground plane outline ''' | Hover cursor over '''ground plane outline ''' | ||
| Line 262: | Line 238: | ||
>> | >> | ||
| − | Hover cursor over '''ground plane outline''' and '''board | + | Hover cursor over '''ground plane outline''' and '''board outline'''. |
| − | || I have finished the '''ground plane outline.''' | + | | | I have finished the '''ground plane outline.''' |
| − | Note that we have to ensure that the''' ground plane | + | Note that we have to ensure that the''' ground plane outline''' lies outside the''' board outline'''. |
| − | |- | + | |- |
| − | || '''Pcbnew | + | || '''Pcbnew''' window : |
| − | Right-click inside the '''board | + | Right-click inside the '''board outline'''. |
| − | Click on '''Fill or Refill all zones''' | + | Click on '''Fill or Refill all zones'''. |
| + | Hover cursor over '''ground plane'''. | ||
| + | | | | ||
| − | + | Right-click inside the '''board outline'''. | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | Right-click inside the '''board | + | |
| − | Click on '''Fill or Refill all zones '''button from the drop-down menu | + | Click on '''Fill or Refill all zones '''button from the drop-down menu. |
We have successfully added a '''ground plane''' to the '''board'''. | We have successfully added a '''ground plane''' to the '''board'''. | ||
| − | |- | + | |- |
|| Press '''Esc''' key | || Press '''Esc''' key | ||
| − | || Press '''Esc''' key to exit the '''Add filled zones '''tool. | + | | | Press '''Esc''' key to exit the '''Add filled zones '''tool. |
| − | |- | + | |- |
|| | || | ||
| − | || Let us now perform '''Design Rule Check''' i.e '''DRC''', for the '''layout''' we created. | + | | | Let us now perform '''Design Rule Check''' i.e '''DRC''', for the '''layout''' we created. |
| − | |- | + | |- |
|| '''Pcbnew window:''' | || '''Pcbnew window:''' | ||
Click on '''Perform design rules check''' | Click on '''Perform design rules check''' | ||
| − | || Click on '''Perform Design Rules check '''present | + | | | Click on '''Perform Design Rules check '''present at the top of the '''Pcbnew''' toolbar. |
| − | |- | + | |- |
|| '''DRC Control '''window: | || '''DRC Control '''window: | ||
| Line 306: | Line 280: | ||
| − | + | >>Highlight the messages window | |
| − | + | || | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | Highlight the messages window | + | |
| − | || | + | |
Click on '''Start DRC. ''' | Click on '''Start DRC. ''' | ||
| Line 321: | Line 290: | ||
I have no errors in my design. | I have no errors in my design. | ||
| − | |- | + | |- |
|| '''DRC Control '''window: | || '''DRC Control '''window: | ||
Click '''OK''' | Click '''OK''' | ||
| − | || Click the '''OK''' button at the bottom right corner, | + | | | Click the '''OK''' button at the bottom right corner, to exit the '''DRC Control '''window. |
|- | |- | ||
| − | | | + | || '''Pcbnew '''window: |
Press '''Ctrl''' and '''S''' key together | Press '''Ctrl''' and '''S''' key together | ||
| − | | | + | | | Let us press '''Ctrl '''and '''S '''keys together to save our work. |
| − | We will now create '''gerber | + | We will now create '''gerber files''' for this '''board'''. |
|- | |- | ||
| − | | | + | || '''Pcbnew '''window''':''' |
Click on '''Plot(HPGL, PostScript or Gerber format) '''icon | Click on '''Plot(HPGL, PostScript or Gerber format) '''icon | ||
| − | | | + | | | Click on the '''Plot '''button at the top of the '''Pcbnew''' toolbar. |
| − | |- | + | |- |
| − | || '''Plot '''window | + | || '''Plot '''window: |
Click on the tab below : '''Plot format'''. | Click on the tab below : '''Plot format'''. | ||
| Line 347: | Line 316: | ||
select '''Gerber'''. | select '''Gerber'''. | ||
| + | || Let us select the '''layers'''. | ||
| − | + | Click on the tab below '''Plot format''' and select '''Gerber '''out of the 6 options. | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| + | |- | ||
| + | || Hover mouse over '''Layers tab ''' | ||
| − | Let us select the''' | + | >> Click on boxes to the left of '''B.Cu, F.Silks '''and''' Edge.Cuts layers''' from the provided '''layer''' options. |
| + | || Let us select the''' layers''' for which we want the '''gerber files'''. | ||
I will select '''B.Cu, F.Silks '''and''' Edge.Cuts '''by clicking on the boxes to the left. | I will select '''B.Cu, F.Silks '''and''' Edge.Cuts '''by clicking on the boxes to the left. | ||
| − | |- | + | |- |
| − | || '''Plot | + | || '''Plot''' window: |
Click on the '''Browse '''button | Click on the '''Browse '''button | ||
| − | || Click on the '''Browse '''button at the top right of '''Plot '''window. | + | || Click on the '''Browse '''button at the top right corner of '''Plot '''window. |
| − | |- | + | |- |
| − | || '''Select Output Directory '''window | + | || '''Select Output Directory '''window: |
Browse to desired directory | Browse to desired directory | ||
| Line 379: | Line 345: | ||
Click on '''Open.''' | Click on '''Open.''' | ||
| + | || Let us navigate to the desired '''directory''' where we wish to save the '''gerber files'''. | ||
| − | + | Click on the '''Desktop'''. Double-click on '''ASM underscore PCB.''' | |
| − | Click on | + | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
Now click on the '''Open '''button at the bottom right of the '''Select Output Directory '''window. | 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 | + | || Click on '''No''' |
| − | |- | + | ||Click on '''No '''button in the '''Plot Output Directory '''window. |
| + | |- | ||
|| '''Text box '''on the''' Plot''' Window: | || '''Text box '''on the''' Plot''' Window: | ||
Select the other options as shown here | Select the other options as shown here | ||
|| | || | ||
| − | |- | + | |- |
| − | || '''Plot '''window | + | || '''Plot '''window: |
| − | Click on '''Plot button''' at the bottom | + | Click on '''Plot button''' at the bottom of the '''Plot''' window. |
|| | || | ||
| − | Now click on the '''Plot '''button | + | Now click on the '''Plot '''button at the bottom of the '''Plot '''window. |
| − | |- | + | |- |
| − | || '''Messages | + | || '''Messages '''window: |
Hover cursor over the messages in the '''Messages''' window | Hover cursor over the messages in the '''Messages''' window | ||
| Line 415: | Line 375: | ||
Acknowledgement messages will appear in the '''Messages''' window. | Acknowledgement messages will appear in the '''Messages''' window. | ||
| − | |- | + | |- |
|| | || | ||
|| Next, let us generate the '''drill file''' in '''gerber format''' for our designed '''board'''. | || Next, let us generate the '''drill file''' in '''gerber format''' for our designed '''board'''. | ||
| − | |- | + | |- |
| − | || '''Plot '''window | + | || '''Plot '''window: |
Click on '''Generate Drill File''' | Click on '''Generate Drill File''' | ||
|| Click on '''Generate Drill File '''at the bottom of the '''Plot '''window. | || Click on '''Generate Drill File '''at the bottom of the '''Plot '''window. | ||
| − | |- | + | |- |
| − | || '''Drill File Generation | + | || '''Drill File Generation''' window: |
Select the '''Millimeters '''option from the '''Drill Units''' section. | Select the '''Millimeters '''option from the '''Drill Units''' section. | ||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
|| | || | ||
Select the '''Millimeters '''option from the '''Drill Units''' section. | 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 '''Gerber '''option under the '''Drill Map File Format''' section, if not selected. |
| − | + | ||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 '''Absolute '''option from the '''Drill Origin''' section, if not selected. | |
| − | Select the '''Absolute '''option from the '''Drill Origin''' section, if not selected. | + | |- |
| − | |- | + | |
|| '''Text box '''on the''' Drill Files Generation '''Window: | || '''Text box '''on the''' Drill Files Generation '''Window: | ||
Select the other options as shown here | Select the other options as shown here | ||
|| We will leave the rest of the settings as they are. | || We will leave the rest of the settings as they are. | ||
| − | |- | + | |- |
| − | || '''Drill Files Generation | + | || '''Drill Files Generation''' window: |
Click on''' Drill File''' | Click on''' Drill File''' | ||
|| Click the '''Drill File '''option at the right of the '''Drill Files Generation '''window. | || Click the '''Drill File '''option at the right of the '''Drill Files Generation '''window. | ||
| − | |- | + | |- |
|| '''Drill Files Generation window''': | || '''Drill Files Generation window''': | ||
Hover mouse over '''Messages '''window | Hover mouse over '''Messages '''window | ||
|| An acknowledgement message will appear in the '''Messages '''window. | || An acknowledgement message will appear in the '''Messages '''window. | ||
| − | |- | + | |- |
| − | || '''Drill Files Generation | + | || '''Drill Files Generation''' window: |
Click on '''Close''' | Click on '''Close''' | ||
| − | || Click the '''Close '''button | + | || Click on the '''Close '''button of the '''Drill Files Generation '''window. |
| − | |- | + | |- |
| − | || '''Plot | + | || '''Plot''' window: |
Click on''' Close''' | Click on''' Close''' | ||
| − | || Click the''' Close '''button at the bottom right corner of the '''Plot '''window | + | || Click the''' Close '''button at the bottom right corner of the '''Plot '''window. |
| − | |- | + | |- |
|| '''Pcbnew window''': | || '''Pcbnew window''': | ||
Press '''Ctrl''' and '''S''' key at the same time. | Press '''Ctrl''' and '''S''' key at the same time. | ||
| − | || Let us | + | || Let us save our work by pressing '''Ctrl''' and '''S''' keys simultaneously. |
| − | |- | + | |- |
|| '''System Computer:''' | || '''System Computer:''' | ||
Press''' Ctrl, Alt '''and''' T '''keys together | Press''' Ctrl, Alt '''and''' T '''keys together | ||
| − | |||
| − | |||
| Line 493: | Line 444: | ||
| − | |- | + | |
| + | |||
| + | |||
| + | |- | ||
|| '''Terminal :''' | || '''Terminal :''' | ||
| Line 499: | Line 453: | ||
|| | || | ||
| − | Type '''gerbview''' and press the '''Enter '''key | + | Type '''gerbview''' and press the '''Enter '''key. |
| − | |- | + | |- |
|| '''Gerbview '''window :''' ''' | || '''Gerbview '''window :''' ''' | ||
Click on '''File>> '''select '''Load Gerber File''' | Click on '''File>> '''select '''Load Gerber File''' | ||
| − | || Click on '''File '''at the top left corner, and select '''Load Gerber File '''option | + | || Click on '''File '''at the top left corner, and select '''Load Gerber File '''option. |
| − | |- | + | |- |
|| '''Open Gerber File '''window : | || '''Open Gerber File '''window : | ||
Browse to the directory where you saved your gerber files earlier. | Browse to the directory where you saved your gerber files earlier. | ||
| − | || Let us browse to the directory where we had saved our '''gerber''' | + | || Let us browse to the '''directory''' where we had saved our '''gerber files'''. |
| − | I will click on '''Desktop | + | I will click on '''Desktop'''. |
| − | double-click on''' | + | Then double-click on''' ASM underscore PCB.''' |
| − | |- | + | |- |
|| Press '''Ctrl '''and '''A '''keys at the same time. | || Press '''Ctrl '''and '''A '''keys at the same time. | ||
| − | |||
| − | |||
Click on '''Open''' | Click on '''Open''' | ||
| − | || Press '''Ctrl '''and '''A '''simultaneously to select all the '''gerber''' | + | || Press '''Ctrl '''and '''A '''keys simultaneously to select all the '''gerber files'''. |
| − | Click on the '''Open '''button at the bottom right of the '''Open Gerber file '''window | + | Click on the '''Open '''button at the bottom right corner of the '''Open Gerber file '''window. |
| − | |- | + | |- |
| − | || '''Gerbview '''window | + | || '''Gerbview '''window: |
Hover mouse over the PCB layout in Gerber Format | Hover mouse over the PCB layout in Gerber Format | ||
|| We can see the '''PCB Layout '''that we created in '''Gerber format'''. | || We can see the '''PCB Layout '''that we created in '''Gerber format'''. | ||
|- | |- | ||
| − | | | + | || |
| − | | | + | || Let us summarize. |
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Summary | Summary | ||
| − | | | + | || In this tutorial, we learnt to- |
| − | * | + | * Create a '''PCB layout''' for an '''Astable Multivibrator'''. |
| − | + | * Generate '''Gerber files'''. | |
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Forum | Forum | ||
| − | | | + | || Please post your timed queries in this forum. |
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
FOSSEE Forum | FOSSEE Forum | ||
| − | | | + | || Please post your general queries on eSim in this forum. |
| − | |- | + | |- |
|| '''Show Slide:''' | || '''Show Slide:''' | ||
'''Lab Migration''' | '''Lab Migration''' | ||
|| '''FOSSEE''' team coordinates the '''Lab Migration''' project. | || '''FOSSEE''' team coordinates the '''Lab Migration''' project. | ||
| − | |- | + | |- |
|| '''Show Slide:''' | || '''Show Slide:''' | ||
| Line 564: | Line 516: | ||
|| '''FOSSEE''' team coordinates the '''Circuit Simulation Project'''. | || '''FOSSEE''' team coordinates the '''Circuit Simulation Project'''. | ||
|- | |- | ||
| − | | | + | || '''Show Slide:''' |
Acknowledgment | Acknowledgment | ||
http://spoken-tutorial.org | http://spoken-tutorial.org | ||
| − | + | || Spoken Tutorial Project is funded by NMEICT, MHRD, Govt. of India. | |
| − | + | ||
| − | + | ||
| − | | | + | |
For more details, visit this website. | For more details, visit this website. | ||
|- | |- | ||
| − | | | + | || |
Previous slide | Previous slide | ||
| − | + | || This is Saurabh from IIT Bombay, signing off. | |
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Latest revision as of 14:22, 12 September 2019
PCB Layout for Astable Multivibrator
Author: Saurabh Bansode
Keywords: video tutorial, eSim, EDA, schematic, footprints, Design, ngspice, kicad, analysis, PCB, Gerber
| Visual cue | Narration |
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Opening Slide |
Welcome to the spoken tutorial on “PCB Layout for Astable Multivibrator”. |
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Learning Objectives |
In this tutorial, we will learn to -
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Systems Requirements |
To record this tutorial, we will use-
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Prerequisites |
To practice this tutorial, you should know to:
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Earlier in this series |
Earlier in this series, we learnt how to
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| <<FAST-FORWARD>> | A considerable part of this activity has been fast forwarded.
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| After demo.... | I have set the design rules, drawn the board outline and placed a few tracks. |
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Download Code Files |
The partially made layout is available in the Code files link.
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| eSim Main Window:
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Now launch eSim.
Then click on the Open button at the bottom right corner. |
| eSim Main Window:
Click on ASM_PCB >> click on Open Schematic button from left toolbar. |
Double-click on ASM underscore PCB.
Click on Open Schematic button on the left toolbar. |
| Schematic editor window:
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The schematic for Astable Multivibrator opens up.
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| Pcbnew Layout Editor window opens up. | |
| Pcbnew window:
Hover cursor over tracks placed |
I have already placed tracks for most of the airwires.
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| 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. |
| Pcbnew window:
Click on Place >> select Track |
Click on Place button in the top toolbar and then select Track from the menu. |
| Pcbnew window:
Zoom into the Layout editor using F1 key or using your scroll key of the mouse.
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Zoom into the Layout editor using the F1 key.
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| 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.
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| Press ESC | Press ESC key. Now let us place a ground plane to connect all the ground nodes. |
| Pcbnew window:
Click on Add filled zones. |
Click on the Add filled zones button on the right of the Pcbnew window. |
| 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. |
| Copper Zone Properties window:
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Now, let’s place the ground plane on the Bottom Copper layer.
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| Click on OK | Click on the OK button at the bottom right corner of the Copper Zone Properties window. |
| Pcbnew window:
Drag the cursor towards right, horizontally.
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Drag the cursor with the pencil icon horizontally towards the right.
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| 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.
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| Pcbnew window:
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We shall now finish drawing a rectangular ground plane outline.
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| Pcbnew window:
Hover cursor over ground plane outline >> Hover cursor over ground plane outline and board outline. |
I have finished the ground plane outline.
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| Pcbnew window :
Right-click inside the board outline.
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Right-click inside the board outline.
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| Press Esc key | Press Esc key to exit the Add filled zones tool. |
| Let us now perform Design Rule Check i.e DRC, for the layout we created. | |
| Pcbnew window:
Click on Perform design rules check |
Click on Perform Design Rules check present at the top of the Pcbnew toolbar. |
| DRC Control window:
Click on Start DRC
>>Highlight the messages window |
Click on Start DRC.
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| DRC Control window:
Click OK |
Click the OK button at the bottom right corner, to exit the DRC Control window. |
| Pcbnew window:
Press Ctrl and S key together |
Let us press Ctrl and S keys together to save our work.
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| Pcbnew window:
Click on Plot(HPGL, PostScript or Gerber format) icon |
Click on the Plot button at the top of the Pcbnew toolbar. |
| Plot window:
Click on the tab below : Plot format. >> select Gerber. |
Let us select the layers.
Click on the tab below Plot format and select Gerber out of the 6 options. |
| 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. |
Let us select the layers for which we want the gerber files.
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| Plot window:
Click on the Browse button |
Click on the Browse button at the top right corner of Plot window. |
| Select Output Directory window:
Browse to desired directory >> Click on Desktop>>double click on ASM_PCB
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Let us navigate to the desired directory where we wish to save the gerber files.
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| Click on No | Click on No button in the Plot Output Directory window. |
| Text box on the Plot Window:
Select the other options as shown here |
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| Plot window:
Click on Plot button at the bottom of the Plot window. |
Now click on the Plot button at the bottom of the Plot window. |
| Messages window:
Hover cursor over the messages in the Messages window |
Acknowledgement messages will appear in the Messages window. |
| Next, let us generate the drill file in gerber format for our designed board. | |
| Plot window:
Click on Generate Drill File |
Click on Generate Drill File at the bottom of the Plot window. |
| Drill File Generation window:
Select the Millimeters option from the Drill Units section. |
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 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 Absolute option from the Drill Origin section, if not selected. |
| 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. |
| Drill Files Generation window:
Click on Drill File |
Click the Drill File option at the right of the Drill Files Generation window. |
| Drill Files Generation window:
Hover mouse over Messages window |
An acknowledgement message will appear in the Messages window. |
| Drill Files Generation window:
Click on Close |
Click on the Close button of the Drill Files Generation window. |
| Plot window:
Click on Close |
Click the Close button at the bottom right corner of the Plot window. |
| Pcbnew window:
Press Ctrl and S key at the same time. |
Let us save our work by pressing Ctrl and S keys simultaneously. |
| System Computer:
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.
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| Terminal :
Type gerbview >> Press Enter |
Type gerbview and press the Enter key. |
| Gerbview window :
Click on File>> select Load Gerber File |
Click on File at the top left corner, and select Load Gerber File option. |
| Open Gerber File window :
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Let us browse to the directory where we had saved our gerber files.
Then double-click on ASM underscore PCB. |
| Press Ctrl and A keys at the same time.
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Press Ctrl and A keys simultaneously to select all the gerber files.
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| Gerbview window:
Hover mouse over the PCB layout in Gerber Format |
We can see the PCB Layout that we created in Gerber format. |
| Let us summarize. | |
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Summary |
In this tutorial, we learnt to-
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Forum |
Please post your timed queries in this forum. |
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FOSSEE Forum |
Please post your general queries on eSim in this forum. |
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Lab Migration |
FOSSEE team coordinates the Lab Migration project. |
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Circuit Simulation Project |
FOSSEE team coordinates the Circuit Simulation Project. |
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Acknowledgment |
Spoken Tutorial Project is funded by NMEICT, MHRD, Govt. of India.
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Previous slide |
This is Saurabh from IIT Bombay, signing off.
Thank you. |
