b14ded6656b08d1fc5ddaebf8ff0294aac5019d5
[nit.git] / contrib / wiringPi / examples / blink.nit
1 # This file is part of NIT ( http://www.nitlanguage.org ).
2 #
3 # Copyright 2013 Alexandre Terrasa <alexandre@moz-code.org>
4 #
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
8 #
9 # http://www.apache.org/licenses/LICENSE-2.0
10 #
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
16 import wiringPi
17
18 if args.length != 1 then
19 print "usage: blink pin_id"
20 exit(1)
21 end
22
23 # init wiringPi lib
24 wiringPi_setup
25
26 # init the pin
27 var id = args.first.to_i
28 var pin = new RPiPin(id)
29 pin.mode(new RPiPinMode.output_mode)
30
31 # blink
32 loop
33 pin.write(true)
34 nanosleep(1, 0)
35 pin.write(false)
36 nanosleep(1, 0)
37 end