pi-watchdog
Node wrapper for Raspberry Pi BCM2835 Watchdog.
Getting Started
-
Install the Raspberry Pi's watchdog driver
sudo modprobe bcm2708_wdog sudo nano /etc/modules (add “bcm2708_wdog”)
-
Install pi-watchdog
npm install pi-watchdog
-
Try the example
node node_modules/pi-watchdog/example.js
Example
var piWatchdog = require('pi-watchdog')();
piWatchdog.getTimeout(function(err, timeout) {
console.log(timeout);
});
// enables the watchdog
piWatchdog.setTimeout(function(err, newTimeout) {
console.log(newTimeout);
});
// send heartbeats
setInterval(sendHeartbeat, 5000);
function sendHeartbeat() {
piWatchdog.heartbeat(function(err) {
if(err) {
console.log('heartbeat error', err);
}
});
}
// disable the watchdog
piWatchdog.disable(function(err) {
if(err) {
console.log('heartbeat error', err);
}
});