30 lines
678 B
Ruby
Executable File
30 lines
678 B
Ruby
Executable File
#!/usr/bin/env ruby
|
|
# encoding: utf-8
|
|
# ruby: 1.9
|
|
require 'serialport'
|
|
|
|
atmolight = SerialPort.open("/dev/ttyUSB0",{ baud: 38400, databits: 8, parity: SerialPort::NONE, stop_bit: 1, flow_control: SerialPort::NONE})
|
|
|
|
# reset arduino
|
|
atmolight.dtr = 1
|
|
sleep 0.5
|
|
atmolight.dtr = 0
|
|
sleep 0.5
|
|
atmolight.flush_output
|
|
atmolight.flush_input
|
|
atmolight.baud = 38400
|
|
|
|
puts "waiting for welcome message"
|
|
puts atmolight.gets
|
|
|
|
puts "white fading"
|
|
white = 0
|
|
while true do
|
|
start = Time.now
|
|
atmolight.write ([0xff,0x00,0x00,0x0f]+[white]*15).pack("C*") # set LED to red
|
|
atmolight.flush_output
|
|
#sleep 0.3
|
|
white = (white+1)%256
|
|
puts "set white #{white} in #{Time.now-start} s"
|
|
end
|