Hackaday Launching Fireworks with Raspberry Pi this Fourth of July Hackaday Living inside an old wine box is a Raspberry Pi 3B+ and three 8-channel relay boards. Half of the relays are connected directly to breakouts on the end of a long wire that connect to the electric matches used to trigger the fireworks, while the rest of …

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Launching Fireworks with Raspberry Pi this Fourth of July – Hackaday