Jonathan Jones / Mbed 2 deprecated Radios

Radio Structures in OOP

Dependencies:   mbed mbed-rtos

Diff: utils/Watchdog/Watchdog.h

Revision:
2:7d523bdd2f50
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/utils/Watchdog/Watchdog.h	Sun Dec 28 06:05:17 2014 +0000
@@ -0,0 +1,19 @@
+#include "mbed.h"
+
+class Watchdog {
+public:
+// Load timeout value in watchdog timer and enable
+    void set(float s) {
+        LPC_WDT->WDCLKSEL = 0x1;                // Set CLK src to PCLK
+        uint32_t clk = SystemCoreClock>>4;      // WD has a fixed /4 prescaler, PCLK default is /4
+        LPC_WDT->WDTC = s * (float)clk;
+        LPC_WDT->WDMOD = 0x3;                   // Enabled and Reset
+        renew();
+    }
+// "kick" or "feed" the dog - reset the watchdog timer
+// by writing this required bit pattern
+    void renew() {
+        LPC_WDT->WDFEED = 0xAA;
+        LPC_WDT->WDFEED = 0x55;
+    }
+};