Neopixel driver

Neopixel driver is ready

⚙️⚙️⚙️ 𝐍𝐞𝐨𝐩𝐢𝐱𝐞𝐥 𝐝𝐫𝐢𝐯𝐞𝐫 𝐟𝐨𝐫 𝐒𝐓𝐌𝟑𝟐𝐋𝟎𝐱𝟏 𝐢𝐬 𝐫𝐞𝐚𝐝𝐲 I listed my TODO list of tasks on the Wearable project a few days ago. Now, I have full support for programmable RGB LEDs in my STM32L051 firmware pack. 1️⃣ A timer with