Marcelo Rebonatto / Mbed 2 deprecated Protegemed_limpo

Versão limpa em 04/09/2014. Telnet funcionando.

Dependencies:   EthernetInterface mbed-rtos mbed NTPClient

Functions/whatchdog.h@38:132e83a591d0, 2016-01-07 (annotated)

Committer:
rebonatto
Date:
Thu Jan 07 18:44:44 2016 +0000
Revision:
38:132e83a591d0
Vers?o est?vel com DMA e FFT.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rebonatto 38:132e83a591d0 1 // Simon's Watchdog code from
rebonatto 38:132e83a591d0 2 // http://mbed.org/forum/mbed/topic/508/
rebonatto 38:132e83a591d0 3 class Watchdog {
rebonatto 38:132e83a591d0 4 public:
rebonatto 38:132e83a591d0 5 // Load timeout value in watchdog timer and enable
rebonatto 38:132e83a591d0 6 void kick(float s) {
rebonatto 38:132e83a591d0 7 LPC_WDT->WDCLKSEL = 0x1; // Set CLK src to PCLK
rebonatto 38:132e83a591d0 8 uint32_t clk = SystemCoreClock / 16; // WD has a fixed /4 prescaler, PCLK default is /4
rebonatto 38:132e83a591d0 9 LPC_WDT->WDTC = s * (float)clk;
rebonatto 38:132e83a591d0 10 LPC_WDT->WDMOD = 0x3; // Enabled and Reset
rebonatto 38:132e83a591d0 11 kick();
rebonatto 38:132e83a591d0 12 }
rebonatto 38:132e83a591d0 13 // "kick" or "feed" the dog - reset the watchdog timer
rebonatto 38:132e83a591d0 14 // by writing this required bit pattern
rebonatto 38:132e83a591d0 15 void kick() {
rebonatto 38:132e83a591d0 16 LPC_WDT->WDFEED = 0xAA;
rebonatto 38:132e83a591d0 17 LPC_WDT->WDFEED = 0x55;
rebonatto 38:132e83a591d0 18 }
rebonatto 38:132e83a591d0 19 };