#Sound visualizer program ## 開発環境とプラットフォーム / Developping environment and platform * [platformio](https://platformio.org/) 及び [Arduion](https://www.arduino.cc/) 環境にて開発 / [platformio](https://platformio.org/) with [Arduion](https://www.arduino.cc/) environemnt * プログラムは当初Arduino Unoでテストし、その後BLE Nano V2およびTrinket M0に移植 / The program was first written for Arduino Uno, then modified for Redbear Lab's BLE nano v2, and Adafruit's Trinekt M0 ## ハードウェア構成 ### 現在のAdafruit Trinket M0を使ったバージョン * [Adafruit Trinket M0](https://www.switch-science.com/catalog/3535/) * [ADMP401搭載MEMSマイクモジュール](https://www.switch-science.com/catalog/419/) * [Adafruit Pro Trinketバッテリーモジュール](https://www.switch-science.com/catalog/2176/) * [リチウムイオンポリマー電池110mAh](https://www.switch-science.com/catalog/3166/) * [フルカラーシリアルLEDテープ](https://www.switch-science.com/catalog/1400/) ### Redbear Lab製のBLE Nano V2は現在生産中止 * [RBL BLE Nano V2](https://www.switch-science.com/catalog/3444/) ### Info for trinekt M0 Pin out https://learn.adafruit.com/assets/49778 ## Programming References ### Random fft sample for arduino and mbed https://os.mbed.com/users/Suky/notebook/audio-spectrum-analyzer-fft-32-points-and-lcd-20x4/ https://community.platformio.org/t/ble-nano-2-mbed-platformio-wont-run/4355/6 ### BLE nano v2 uploading issue https://community.platformio.org/t/redbear-ble-nano-v2-upload-failed/3186/3 ### Using FastLED lib ### how to set hsv colour https://github.com/FastLED/FastLED/wiki/Controlling-leds ### Color setting blue(around 155) at 345hz F3,1184hz to red (0) E4