From 7054853f1e70ef489cbbd19bb25c38f94c49ab06 Mon Sep 17 00:00:00 2001 From: Yuval Adam Date: Sat, 26 Mar 2016 01:13:07 +0300 Subject: Update README and add keyboard specific README --- README.md | 3 +++ keyboard/README.md | 26 ++++++++++++++++++++++++++ 2 files changed, 29 insertions(+) create mode 100644 keyboard/README.md diff --git a/README.md b/README.md index 5c1da83..32712a2 100644 --- a/README.md +++ b/README.md @@ -2,6 +2,9 @@ Various code for the [Digispark](http://digistump.com/wiki/digispark) + - [Blink](blink) - a simple blinking LED example + - [Keyboard](keyboard) - a basic USB device that flips the LED based on USB interrupts + ## Prerequisites - avr-gcc diff --git a/keyboard/README.md b/keyboard/README.md new file mode 100644 index 0000000..cee2f6a --- /dev/null +++ b/keyboard/README.md @@ -0,0 +1,26 @@ +# Keyboard + +Neat and simple example of how the digispark can become a USB device and react to interrupts. Heavily based on http://codeandlife.com/2012/01/29/avr-attiny-usb-tutorial-part-3/ + +## Usage + +Build the program and flash it as usual to the digispark. + +```bash +$ make clean && make +$ micronucleus keyboard.hex +``` + +After the program loads, you should see a new USB device: + +```bash +$ lsusb +Bus 111 Device 222: ID 16c0:05dc Van Ooijen Technische Informatica shared ID for use with libusb +``` + +You can now flip the LED by calling the test program, requires root privilege or proper udev rules: + +```bash +$ ./usbtest on +$ ./usbtest off +``` -- cgit v1.3.1