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You can use ESP chip and make it talk GPIO/I2C/SPI while communicating with your phone over WiFi.
by NullPrefix 8y ago
You can use ESP chip and make it talk GPIO/I2C/SPI while communicating with your phone over WiFi.
- singularity2001 8y agoOr use ESP chip and make it talk via USB serial (android host mode adapter < $5). Much superior to RPi+shitty screen. But rooting can be a PITA if java@android isn't enough for you.