From a3e2e68e2b7edb9f5434734bed4001df1e65451c Mon Sep 17 00:00:00 2001 From: Fede85 Date: Fri, 6 Sep 2013 15:38:07 +0200 Subject: Bridge library to the 1.5 format --- .../examples/ShellCommands/ShellCommands.ino | 53 ---------------------- 1 file changed, 53 deletions(-) delete mode 100644 libraries/Bridge/examples/ShellCommands/ShellCommands.ino (limited to 'libraries/Bridge/examples/ShellCommands') diff --git a/libraries/Bridge/examples/ShellCommands/ShellCommands.ino b/libraries/Bridge/examples/ShellCommands/ShellCommands.ino deleted file mode 100644 index 5a4c291..0000000 --- a/libraries/Bridge/examples/ShellCommands/ShellCommands.ino +++ /dev/null @@ -1,53 +0,0 @@ -/* - Running shell commands using Process class. - - This sketch demonstrate how to run linux shell commands - using an Arduino Yún. It runs the wifiCheck script on the linino side - of the Yun, then uses grep to get just the signal strength line. - Then it uses parseInt() to read the wifi signal strength as an integer, - and finally uses that number to fade an LED using analogWrite(). - - The circuit: - * Arduino Yun with LED connected to pin 9 - - created 12 Jun 2013 - by Cristian Maglie - modified 25 June 2013 - by Tom Igoe - - This example code is in the public domain. - - */ - -#include - -void setup() { - Bridge.begin(); // Initialize the Bridge - Serial.begin(9600); // Initialize the Serial - - // Wait until a Serial Monitor is connected. - while(!Serial); -} - -void loop() { - Process p; - // This command line runs the WifiStatus script, (/usr/bin/pretty-wifi-info.lua), then - // sends the result to the grep command to look for a line containing the word - // "Signal:" the result is passed to this sketch: - p.runShellCommand("/usr/bin/pretty-wifi-info.lua | grep Signal"); - - // do nothing until the process finishes, so you get the whole output: - while(p.running()); - - // Read command output. runShellCommand() should have passed "Signal: xx&": - while (p.available()) { - int result = p.parseInt(); // look for an integer - int signal = map(result, 0, 100, 0, 255); // map result from 0-100 range to 0-255 - analogWrite(9, signal); // set the brightness of LED on pin 9 - Serial.println(result); // print the number as well - } - delay(5000); // wait 5 seconds before you do it again -} - - - -- cgit v1.2.3-18-g5258