Diff: quadCommand/KL25Z_Watchdog.h

Revision:

0:853ffcef6c67

Child:

1:e4439be6e1b9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/quadCommand/KL25Z_Watchdog.h	Wed Oct 15 04:59:58 2014 +0000
@@ -0,0 +1,65 @@
+//The section commented out is the ideal way to set the actual Watchdog timer.
+
+#ifdef DEBUG_WATCHDOG
+    #include "mbed.h"
+    Serial wd(USBTX, USBRX);
+    #define NL "\n\r"
+    #define PRINT wd.printf   //Serial.print(x)
+    #define PRINTF wd.printf   //Serial.print(x, y)
+    #define PRINTLN(x) PRINT(x);PRINT(NL)
+#else
+    #define PRINT(x)
+    #define PRINTF(...)
+    #define PRINTLN(x)
+#endif
+
+class Watchdog {
+public:
+    Ticker dog;
+    int hang;
+    int check;
+    Watchdog(float time)
+    {
+        check = 1;
+        hang = 0;
+    }
+    Watchdog()
+    {
+        check = 1;
+        hang = 0;
+    }
+    
+    void enable(float time)
+    {
+        dog.attach(this,&Watchdog::checker, time);
+        kick();
+    }
+
+    void kick() 
+    {
+        hang = rand();
+        //reset timer
+//        SIM->SRVCOP = 0x55;
+//        SIM->SRVCOP = 0xAA;
+    }
+    
+    void kick(float s) {
+//        SIM->COPC = 0xCu;
+        kick();
+    }
+    
+    void disable()
+    {
+//        SIM->COPC = 0;
+    }
+    
+    void checker()
+    {
+        if (hang == check)
+        {
+            
+            NVIC_SystemReset();
+        }
+        check = hang;
+    }
+};
\ No newline at end of file