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Watchdog
Fork of Watchdog_sample_nocoverage by
wdt.cpp
- Committer:
- Sarang
- Date:
- 2018-03-09
- Revision:
- 6:1a6af3f79bb0
- Parent:
- 1:159a09ac60ba
File content as of revision 6:1a6af3f79bb0:
#include "mbed.h" #include "wdt.h" // Simple Library for Watchdog // --------------------------- // Initialise watchdog using 1KHz clock // To prevent overwriting, only a single write to the COPC register possible // void wdt_1sec() { // 1024ms, not windowed - this is the default /* SIM_COPC: COPT=11,COPCLKS=0,COPW=0 */ SIM->COPC = (uint32_t)0x0Cu; } void wdt_256ms() { // 256ms, not windowed /* SIM_COPC: COPT=10,COPCLKS=0,COPW=0 */ SIM->COPC = (uint32_t)0x08u; } void wdt_32ms() { // 32ms, not windowed /* SIM_COPC: COPT=01,COPCLKS=0,COPW=0 */ SIM->COPC = (uint32_t)0x04u; } // Kick (feed, reload) our watchdog timer void wdt_kick_all(){ SIM->SRVCOP = (uint32_t)0x55u; SIM->SRVCOP = (uint32_t)0xAAu; } void wdt_kickA(){ SIM->SRVCOP = (uint32_t)0x55u; } void wdt_kickB(){ SIM->SRVCOP = (uint32_t)0xAAu; }