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STD VArduino2-CS

License: GPL 3.0

Mode: Editors' pick

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Update time: 2021-10-15 12:43:14
Creation time: 2017-12-02 14:40:37
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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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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