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Project description
A first effort at designing a PCB with some strong case constraints
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Design Files
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Component (10)
Qty
Description
1N4148
D17, D8, D11, D22, D7, D26, D3, D9, D12, D6, D4, D5, D18, D13, D16, D21, D20, D10, D2, D15, D14, D19, D27, D28
24
1N4148 Diode
MX1AE1NN
U64[0:2], U55[3:0], U67[3:2], U61[2:1], U58[5:1], U65[1:2], U54[2:0], U72[6:4], U66[2:2], U56[4:0], U62[1:1], U57[5:0], U70[6:2], U60[3:1], U69[5:2], U63[0:1], U52[0:0], U71[6:1], U68[4:2], U59[4:1], U73[5:4], U92[3:4], U74[4:4], U53[1:0]
24
Cherry MX mechanical keyswitch, no diode, no mounting pins ("tray mount")
Resistor
R4
1
Generic Resistor (2.2k)
MCP23018-E/SP
U2
1
Standard
