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3

Sadly, there isn't much info yet. Current options for audio are: USB Sound Card BlueZ 4/Pulseaudio 4 (BlueZ 5/Pulseaudio 5 supports A2DP only) The number of devices that have been tested and documented is extremely limited, but at least one has been confirmed to work. The non-bluetooth solutions that have been tested successfully are the following. ...


3

There is a (new?) LEGO brand sound sensor (9845) for $35 on the LEGO store. I don't know if it's suitable for your particular application but sounds plausible. Using the NXT Brick (sold separately), the Sound Sensor allows your LEGO® MINDSTORMS® NXT robot to hear! The Sound Sensor is able to measure noise levels in both dB (decibels) and dBA (frequencies ...


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There are two attributes in the python ev3dev Motor class called: ramp_down_sp ramp_up_sp Link to documentation: http://ddemidov.github.io/ev3dev-lang-python/ ramp_down_sp Ramp Down SP: read/write Writing sets the ramp down setpoint. Reading returns the current value. Units are in milliseconds. When set to a value > 0, the motor will ramp the power sent ...


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If you install ev3dev with an image file dated 1 May, 2015 or later, it should automatically expand the root partition to fill the space available on the SD card. Older releases are no longer supported. If it does not do this, you should report a bug a https://github.com/ev3dev/ev3dev/issues. Be sure to read http://www.ev3dev.org/support/#github-issues ...


2

Copied from Github: I haven't heard of anyone using a microphone yet, but you have a couple of options. 1) a USB sound card/microphone or 2) Bluetooth headset/hands-free device. The built-in speaker uses an alsa sound driver, so theoretically, it should work with any linux program. If you are looking at purchasing something USB, make sure it does not ...


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You can run C++ programs directly on the EV3 (Stackoverflow). An Eclipse plugin is also available. If you want to run the C++ program on Windows and connect to the EV3 remotely you can use c4ev3's ev3duder, to establish a connection to the device and then keep sending direct messages to the motors over that connection. Check out moveEv3.pl for an example.


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When the password dialog pops up, press ENTER (the middle button) to open an on screen keyboard.



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