原來 UART 也可以用來傳送音樂呢,然後 Asahi Linux(Apple M1 專用)的作者 Hector Martin 也說它厲害:
https://github.com/kbeckmann/uart-audio
https://ftdichip.com/products/ttl-232r-3v3-aj/
https://twitter.com/kbeckmann/status...95086029733890
FTDI 還有這些樹莓派用的線材和周邊:Awesome!
Have you tried noise shaping? You should be able to get almost CD quality audio out of this - the start/stop bits are noise at ~300kHz (ultrasound), and you have 2.4Mbps usable data - DSD audio (an "audiophile" technology!) is 2.8Mbps!
https://ftdichip.com/products/ttl-232r-rpi/
https://www.digikey.tw/product-detai...204-ND/4382044
https://www.mouser.tw/ProductDetail/...mOeA5IPw%3D%3D
https://ftdichip.com/products/rpi-hub-module/
https://www.digikey.tw/product-detai...205-ND/4382045
https://www.mouser.tw/ProductDetail/...eVxQD8fQ%3D%3D






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