examples/rgb_shield.rb
require 'littlewire'
require 'artoo'
# Uses Digispark USB board (http://digistump.com/products/1)
# and Digispark RGB shield (http://digistump.com/products/3)
# with Little Wire protocol (http://littlewire.cc)
connection :digispark, :adaptor => :littlewire, :vendor => 0x1781, :product => 0x0c9f
device :board, :driver => :device_info
device :red_led, :driver => :led, :pin => 0
device :green_led, :driver => :led, :pin => 1
device :blue_led, :driver => :led, :pin => 2
work do
puts "Firmware name: #{board.firmware_name}"
puts "Firmware version: #{board.version}"
@count = 0
every 1.second do
case @count % 4
when 0
green
when 1
red
when 2
blue
when 3
off
end
@count += 1
end
def red
red_led.on
green_led.off
blue_led.off
end
def green
red_led.off
green_led.on
blue_led.off
end
def blue
red_led.off
green_led.off
blue_led.on
end
def off
red_led.off
green_led.off
blue_led.off
end
end