Release your hardware hacker potential with KiCAD. Eric Thompson LowVoltageLabs.com

Transcription

1 Release your hardware hacker potential with KiCAD Eric Thompson LowVoltageLabs.com

2 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

3 What is a printed circuit board (PCB)?

4 What is a PCB made of?

5 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

6 What is KiCAD?

7 KiCAD website ->

8 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

9 Idea: Create a PCB for the flickering LEDs available from the Evil Mad Science shop. php/simplepumpkins Block diagram

10 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

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16 Add a component with shift-a

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19 Component editor

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21 Add wires with shift-w

22 Placing power and GND symbols, shift-p

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25 Almost finished with the schematic

26 Annotate the schematic

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28 Finished schematic

29 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

30 Error rule check the schematic

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34 Generate a netlist

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36 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor - CvPCB Error check the schematic PCB layout Error check the layout Gerber files Build boards

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39 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

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41 PCB module editor

42 Netlist

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44 Create an outline on the PCB_Edges layer

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46 Grid

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48 'm' to move parts, ratsnests to help determine locations

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50 Place a track with shift-x

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52 Double click to end the track at the battery

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58 Right click on the zone

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60 Place text on the board

61 Back copper layer

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66 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

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68 Check for unconnected pads

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70 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

71 File -> Plot to generate gerber files

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83 Create a board with KiCAD What is a PCB? What is a KiCAD? Block diagram Schematic Schematic attribute editor Error check the schematic PCB layout Error check the layout Gerber files Build boards

84 PCB price factors: complexity - small space/trace or special features size of the board and number of boards turn around time

85 PCB Pooling Services DorkbotPDX PCB Qty=3, two-layer boards: $5 per square inch Today's board example would be ~$7.50 for qty=3 Qty=3, four-layer boards: $10 per square inch Purple solder mask 2 layer boards ship approx in 14 days Prices include shipping Midnight Maker Qty=3, two-layer boards: $5 per square inch Today's board example would be ~$7.50 for qty=3 Qty=3, four-layer boards: $10 per square inch Black solder mask One week manufacturing time Prices include shipping

86 PCB Service Companies Sunstone Mulino, OR ValueProto service Today's example board would cost $38.50, qty=3 Available in two weeks or less includes shipping Also have more options for faster turn around time Seeed Studio Fusion PCB service $9.90 for 10 boards up to 5cm X 5cm in size Today's example board would cost $9.90, Qty=10 Plus shipping $4.10 to ship to the State of Washington Shipping to the US

87 PCB samples thanks to: DorkbotPDX PCB Midnight Maker Seeed Studio Eric Thompson LowVoltageLabs.com