71 lines
1.5 KiB
Markdown
71 lines
1.5 KiB
Markdown
More information in blog:
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http://www.40percent.club/search/label/gnap Scroll down and read the older posts first.
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BOM for PCB
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1 Pro Micro (5v, 16MHz)
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2 12pin SIP headers or a 24 pin socket
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47 1n4148 diodes
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47 switches
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1 mini USB connector Molex part 54819-0519
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1 cut up micro USB cable
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Needed in addition if you want LEDs
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1 Pro Micro (5v, 16MHz)
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2 12pin SIP headers or a 24 pin socket
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47 LEDs, Use the brightest possible, LEDs will be on only 1/12th the time at full brightness due to matrix scanning.
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4 Resistors for LEDs. Use online LED caculator to choose value. Target 10ma output.
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Needed for GNAP 2.0
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1 Cherry PCB mount 2U stabilizer
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EasyEDA ordering info:
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1.2
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238.1mm Max* 76.2mm Max;
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Layers: 2;
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PCB Thickness: 1.6mm;
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PCB Qty.: 5;
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PCB Color: Blue;
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Surface Finish: HASL;
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Copper Weight: 1;
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Panelized PCBs: 1
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1.2 Changes
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Added Mini USB connector
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Added mounting holes
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2.0
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242.9mm Max* 81mm Max;
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Layers: 2;
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PCB Thickness: 1.6mm;
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PCB Qty.: 5;
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PCB Color: Blue;
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Surface Finish: HASL;
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Copper Weight: 1;
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Panelized PCBs: 1
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2.0 Changes
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More mouting holes
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PCB mount cherry stabilizer
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Removed split space bar switches
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Gerber files released under https://creativecommons.org/licenses/by-sa/4.0/
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