Line 120:
Line 120:
You have to build 4 controller modules, so to have to repeat these steps 4 times.
You have to build 4 controller modules, so to have to repeat these steps 4 times.
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===2in1 Module===
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===Assembling the 2in1 Module===
The 2in1 module kit is composed of:
The 2in1 module kit is composed of:
+ 1 x 2in1 PCB
+ 1 x 2in1 PCB
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+ 1 x opto-coupler 6N138
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+ 1 x opto-coupler 6N138 => 8 pins IC
+ 1 x dioode 1N4148 (D1)
+ 1 x dioode 1N4148 (D1)
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+ 1 x resistor 1K (R1)
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+ 1 x resistor 1K (R1) => red-black-brown
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+ 1 x resistor 10K (R2)
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+ 1 x resistor 10K (R2) => orange-black-brown
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+ 1 x resistor 220 (R3)
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+ 1 x resistor 220 (R3) => red-red-black
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+ 1 x MCP23008
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+ 1 x MCP23008 => 18 pins IC
+ 2 x ceramic capacitor 100nF (C1, C2)
+ 2 x ceramic capacitor 100nF (C1, C2)
+ 1 x 8-row-pin male connector (angle)
+ 1 x 8-row-pin male connector (angle)