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STD VArduino2-CS
No Profile
License: GPL 3.0
Description
This is a variometer, made out of an ATMega328P, a BMP280, and screen + bluetooth module.
Check https://gitlab.com/_cab13_/VArduino2 for code.
BOM can be ordered via LCSC and combined. Only missing parts will be buttons, bluetooth & screen. Can be ordered via banggood or other chinese websellers.
Design Drawing
schematic diagram
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PCB
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Empty
| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | CR2032 | B2 | BATTERY-5 | 1 |
| 2 | MLT-5030 | BUZZER1 | B-5.2*5.2 | 1 |
| 3 | 4.7pF | C1,C3 | 1206 | 2 |
| 4 | 100nF | C2 | 1206 | 1 |
| 5 | 27pF | C4,C5 | 1206 | 2 |
| 6 | 4.7uH | L1 | 252012 | 1 |
| 7 | ISP | P1 | HDR-3X2/2.54 | 1 |
| 8 | 11KΩ | R3 | 1206 | 1 |
| 9 | 820KΩ | R4 | 1206 | 1 |
| 10 | RST | SW1 | SWITCH-3X6X2.5_SMD | 1 |
| 11 | switch | SW2 | SIDE SWITCH 3 2.54 | 1 |
| 12 | SWITCH-6x6x5_SMD | SW3,SW4 | SWITCH-6X6X5_SMD | 2 |
| 13 | HAD-02LWA-R | SW5 | HAD-02LWA-R | 1 |
| 14 | ATMEGA328P-AU | U1 | TQFP-32_7X7X08P | 1 |
| 15 | BMP280 | U2 | LGA-8 | 1 |
| 16 | HC-06 | U3 | BT34P-SMD-1.5-26.9X13.0X2.2MM | 1 |
| 17 | DISPLAY-OLED-128X32 | U4 | DISPLAY-OLED-128X32 | 1 |
| 18 | AAT1217ICA-3.3-T1 | U5 | AAT1217ICA-3.3-T1 | 1 |
| 19 | L9110S | U7 | SOP-8 | 1 |
| 20 | 8MHz | X1 | SMD-3225_4P | 1 |
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