1# pTuna
 2
 3![pTuna](https://raw.githubusercontent.com/make-42/pTuna/master/Manual/cover.jpg)
 4
 5An open-source DIY guitar tuner.
 6
 7## Changelog
 8
 9```
10 - Alpha 1.0.9:
11    - New splash screen
12    - New boot animation
13    - Slightly better code performance
14    - Overclocked processor from 125MHz to 150MHz.
15    - Version bump: v1.0.1 -> v1.0.9
16```
17
18## BOM (Prices in France as of June 2022)
19
20- Raspberry Pi Pico (€ 4)
21- SSD1306 OLED Display (€ 1.73)
22- Adafruit PDM MEMS Microphone Breakout (Product ID: 3492) (€ 4.62)
23- CR2032 (Battery holder) (€ 0.50)
24- Toggle switch (€ 0.50)
25- Wires (€ 0.40)
26
27Total: € 11.75 (excluding shipping)
28
29Note: If you are in Paris I'd definitely recommend [letmeknow](https://letmeknow.fr) for getting parts. The prices are affordable and the staff lovely!
30
31## Building firmware
32
33- Clone this repo
34- Run this command:
35
36`cd ./pTuna/Firmware/final/`
37
38- Edit `build.sh` to point to your pico SDK folder.
39
40- Build with:
41
42`sh build.sh`
43
44## Wiring
45
46![pTuna Wiring](https://raw.githubusercontent.com/make-42/pTuna/master/Manual/Wiring.png)
47
48## Schematic
49
50![pTuna Schematic](https://raw.githubusercontent.com/make-42/pTuna/master/Manual/Schematic.png)