source: arduino-1-6-7/trunk/fuentes/arduino-ide-amd64/libraries/Bridge/examples/Process/Process.ino @ 46

Last change on this file since 46 was 46, checked in by jrpelegrina, 4 years ago

First release to Xenial

File size: 1.8 KB
Line 
1/*
2  Running process using Process class.
3
4 This sketch demonstrate how to run linux processes
5 using an Arduino Yún.
6
7 created 5 Jun 2013
8 by Cristian Maglie
9
10 This example code is in the public domain.
11
12 http://www.arduino.cc/en/Tutorial/Process
13
14 */
15
16#include <Process.h>
17
18void setup() {
19  // Initialize Bridge
20  Bridge.begin();
21
22  // Initialize Serial
23  Serial.begin(9600);
24
25  // Wait until a Serial Monitor is connected.
26  while (!Serial);
27
28  // run various example processes
29  runCurl();
30  runCpuInfo();
31}
32
33void loop() {
34  // Do nothing here.
35}
36
37void runCurl() {
38  // Launch "curl" command and get Arduino ascii art logo from the network
39  // curl is command line program for transferring data using different internet protocols
40  Process p;            // Create a process and call it "p"
41  p.begin("curl");      // Process that launch the "curl" command
42  p.addParameter("http://www.arduino.cc/asciilogo.txt"); // Add the URL parameter to "curl"
43  p.run();              // Run the process and wait for its termination
44
45  // Print arduino logo over the Serial
46  // A process output can be read with the stream methods
47  while (p.available() > 0) {
48    char c = p.read();
49    Serial.print(c);
50  }
51  // Ensure the last bit of data is sent.
52  Serial.flush();
53}
54
55void runCpuInfo() {
56  // Launch "cat /proc/cpuinfo" command (shows info on Atheros CPU)
57  // cat is a command line utility that shows the content of a file
58  Process p;            // Create a process and call it "p"
59  p.begin("cat");       // Process that launch the "cat" command
60  p.addParameter("/proc/cpuinfo"); // Add the cpuifo file path as parameter to cut
61  p.run();              // Run the process and wait for its termination
62
63  // Print command output on the Serial.
64  // A process output can be read with the stream methods
65  while (p.available() > 0) {
66    char c = p.read();
67    Serial.print(c);
68  }
69  // Ensure the last bit of data is sent.
70  Serial.flush();
71}
72
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