GRBLDroid-USB 1.8
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ABOUT GRBLDroid-USB
Pilot your CNC machine using the GRBL firmware and this android app. You need an OTG USB cable in order to connect your android device with arduino. Uses *.gcode files ONLY (ex: TEST.gcode) Please read the online documentation : http://www.trustfm.net/software/mobile/GRBLDroid.php?page=Documentation
1) GRBLDroid-USB will work only with GRBL 0.9+ versions
2) GRBLDroid-USB supports simple and advanced file mode.I have followed the official instructions from here :https://github.com/grbl/grbl/wiki/Interfacing-with-Grbl
The simple mode is as described here :Streaming Protocol: Simple Send-Response [Recommended for Grbl v0.9+]
And the advanced mode is as described here :Streaming Protocol: Character-Counting [Recommended with Reservations]
3) GRBLDroid-USB checks if the commands are 80 lines long (including the last enter char)
4) It is recommended to purchase a dedicated tablet for this job with a DC IN 5V jack.With this jack you can always recharge the tablet and at the same time it will stay connected on your CNC machine via micro USB OTG cable.
5)GRBLDroid-USB works for :FTDI FT232R UARTFTDI FT231XArduinoTeensyduinoCP210x UART BridgeProlific PL2303Qinheng CH340Official web page: http://www.trustfm.net/software/mobile/GRBLDroid.phpOnline documentation: http://www.trustfm.net/software/mobile/GRBLDroid.php?page=Documentation