in reply to Re^2: [OT] Smartphone IO interface: how to control motors and read sensors
in thread [OT] Smartphone IO interface: how to control motors and read sensors

Hey that ESP32 sounds promising. And it's much more available than the IOIO-OTG and cheaper too, I found this for starters: https://randomnerdtutorials.com/esp32-sim800l-publish-data-to-cloud/

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