Raspberry Pi USB→Wi-Fi bridge for the Star Micronics TSP143IIIU receipt printer (Shopify POS compatible), with byte-level reverse-engineering of the Star Discovery Protocol, StarPRNT ASB framing, and TCP/9101 status protocol — captured from real hardware.
raspberry-pi reverse-engineering shopify escpos receipt-printer thermal-printer packet-capture network-printer stario pos-printer starprnt star-micronics protocol-reverse-engineering shopify-pos tsp143 tsp143iiiu tsp143iiilan printer-bridge
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Updated
Apr 25, 2026 - Python