0x07: 16 ch Taguchi array system backbone

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Background

Please see the e-nose project page for an elaborate description as well as practical examples.

Function

This PCB connects to a 16 ch Taguchi gas sensor array and breaks out all sensor and control signals to 5 separate headers for plug-in modules.

License terms
The 0x07 design is published under the Creative Commons Unported 3.0 License.  I do not profit from this design, neither should you. You are welcome to adapt, modify, and redistribute this design as long as the license terms are respected.

Physical size of PCB

100 mm (width) by 100 mm (height). Double-sided. The PCB contains 463 pins/pads.

Rendering and photos

DipTrace 3D rendering, frontside without components (rev. 1)

DipTrace 3D rendering, frontside with components (rev. 1)

DipTrace 3D rendering, backside without components (rev. 1)

 

0x07_assembled_enose Assembled e-nose with two modules plugged into the system backbone  (rev. 0)

Bill of materials

5 pcs. 80-pin (40 pins, double row) 2.00 mm pitch headers (female)

2 pcs. 40-pin (40 pins, single row) 2.00 mm pitch headers (female)

1 pcs. 2-pin terminal screw connector 5.08 mm pitch

1 pcs. LED, 1206 form factor

1 pcs. resistor, 1206 form factor

1 pcs. DS2401Z

optional

4 pcs. 4-pin header, 2.54 mm pitch (I2C)

 

Estimated cost

Five 80-pin headers and two 20-pin headers should not cost more than EUR 8,-.

Downloads

Schematic PDF: 0x07rev1-schematic

DipTrace v. 3 schematic file: 0x07rev1-schematic

DipTrace v. 3 PCB design file: 0x07rev1-ratlined-public

Gerber files: 0x07rev1

Links

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