| Picture | Description |
|---|---|
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Main components. Additionally, 2 100 Ohm resistors and pin header not in the picture |
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Pin soldering ESP32 C3 CORE and Air 101 display |
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Screw the display to the round part |
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This is how it looks from the outside |
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Wiring scheme |
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Wires connected to the ESP32 |
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TSL2591 and AHT21 with wires |
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Chassis mounted, except TSL2591 top support and round front (display) |
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Complete chassis with wires |
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Complete chassis with wires (PCB side) |
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Complete chassis with wires (charge regulator side) |
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MCP battery charge controller |
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MCP connections detail |
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Stick battery and regulator with double side tape and connect the Dupont connectors LOAD(blue) and GND (white) |
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Solder USB-C wires and yellow wire for battery monitoring (protected with tape) |
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Prepare the PCB with 4 blocks of 4 pins. Here is the PCB front, with connections for 3.3V / GND / SCL / SDA |
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PCB back, joined pins of each block |
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Fix PCB with 4 screws and connect the dupont cables for the sensors: SDA (purple), SDL (green), 3.3V (orange), GND (brown) |
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Back side of the device (charge regulator side) |
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Solder both white wires to the switch |
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Front complete (display, switch and USB-C port) |
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Top support for TSL2591 with screws and wires |
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Top support fitted in the upper part |
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TBC |
Last edited by 
José Carlos Dafonte Vázquez
José Carlos Dafonte Vázquez