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I built a cheap music-controlled RGB LED strip with ESP32 and it's better than any store-bought one
Smaller budget. No app or cloud.
pico-heartbeat is a tiny, C-first “firmware is alive” helper for Raspberry Pi Pico SDK projects: add it, call pico_heartbeat_start(), and your on-board LED shows a heartbeat without blocking delays.
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT)) set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT}) if (DEFINED ENV{PICO_SDK_FETCH ...
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