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Questions tagged [lufa]

Lightweight USB Framework for AVRs.

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1answer
72 views

Atmega32u4 constant `1023` reading on ADC Channel

I can't share the schematics as they are not mine, I'm trying to add an analog thumbstick (4 pins, Vcc/GND/x/y) to my atmega32u4 powered keyboard. The thumbstick pins are connected to pins PB4 (ADC11)...
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2answers
142 views

AT90USBxxxx, LUFA driver for Mac OS x?

I need to design a project that it will conects to usb port, to send a digital output from the computer to other device. I need it work in windows and mac without complex host side driver or just ...
0
votes
1answer
3k views

Arduino printer emulation

I'm working on a project in which an arduino should emulate a thermal printer. I'm currently using an Arduino UNO R3 board with ATmega16U2 controller to handle the communication between USB and the ...
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votes
2answers
8k views

Make LUFA for Arduino UNO / atmega16u2

I have an Arduino Uno r3 board which has an atmega16u2 chip that normally contains the usb to serial firmware that allows the board to communicate with the IDE. I have been learning how to flash ...
6
votes
3answers
1k views

USB descriptor (LUFA)

I'm trying to jump in the USB world with LUFA on a Teensy dev board, but I'm stuck in the understanding of the descriptors. Currently I'm trying to add one button to the joystick demo without sucess. ...
5
votes
3answers
2k views

Which AVR hardware for USB?

I wonder which hardware will be the best for playing with USB because its looks like a lot of projects only use atmega8 (or even attiny). But would it really be easier with an AT90USB which have the ...
6
votes
2answers
939 views

Dual Role USB device on AVR

Is it possible to run both USB Host and USB Device controllers on top of an AVR (ATMega64)? Specifically, what I'm looking for is to receive data from a usb keyboard, and simultaneously sending ...