Unverified50% confidenceFactExact time
SPI is a synchronous serial communication protocol developed by Motorola in the 1980s that adopts a master-slave architecture and achieves full-duplex communication via four signal lines: MOSI, MISO, SCK, and CS.
1
Sources
50%
Confidence
Long-term
Relevance
8/9/2026
First Seen
Sources
DIY桌面情感机器人：从零复刻Ortomi完整教程
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