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msp430g2xx1 wdt 04 asm

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;******************************************************************************* ; MSP430G2xx1 Demo - WDT+ Failsafe Clock, DCO SMCLK ; ; Description; Allow WDT+ in watchdog to timeout Toggle P1.0 in main ; funnction LPM4 is entered, this example will demonstrate WDT+ feature ; of preventing WDT+ clock to be disabled ; The WD+ will not allow active WDT+ to be disabled by software, the ; The WDT+ will not allow active WDT+ to be disabled by software even though ; the LED continues to Flash because the WDT times out normally even though ; software has attempted to disable WDT+ clock source ; The MSP430F1xx will stop code execution when software disables WDT+ clock ; source ; ACLK = n/a, MCLK = SMCLK = default DCO ; ; MSP430G2xx1 ; ; /|\| XIN|; | | | ; |RST XOUT|; | | ; | P1.0| >LED ; ; D Dang ; Texas Instruments Inc ; October 2010 ; Built with Code Composer Essentials Version: 4.2.0 ;******************************************************************************* cdecls C,LIST, "msp430g2231.h" ; -.text ; Program Start ; -RESET mov.w #0280h,SP ; Initialize stackpointer bis.b #001h,&P1DIR ; P1.0 output xor.b #001h,&P1OUT ; Toggle P1.0 bis.w #LPM4,SR ; Disable all clocks Mainloop jmp $ ; -; Interrupt Vectors ; -.sect ".reset" ; MSP430 RESET Vector short RESET ; end

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