Hello , I am using MSP430F5529 in that i had set clk at 16mhz . but my question whenever in change TA0CCR0 value but its time remains unchanged . so can anybody can help me. how to change vary time here is my code //================================Clock initialization==================================// UCSCTL3 |= SELREF_2; // Set DCO FLL reference = REFO UCSCTL4 |= SELA_2 + SELS_4; // Set ACLK = REFO __bis_SR_register(SCG0); // Disable the FLL control loop UCSCTL0 = 0x0000; // Set lowest possible DCOx, MODx UCSCTL1 = DCORSEL_5; // Select DCO range 24MHz operation UCSCTL2 = FLLD_1 + 488; // Set DCO Multiplier for 16MHz // (N + 1) * FLLRef = Fdco // (488 + 1) * 32768 = 16MHz // Set FLL Div = fDCOCLK/2 __bic_SR_register(SCG0); // Enable the FLL control loop /* Worst-case settling time for the DCO when the DCO range bits have been changed is n x 32 x 32 x f_MCLK / f_FLL_reference. See UCS chapter in 5xx UG for optimization. 32 x 32 x 12 MHz / 32,768 Hz = 375000 = MCLK cycles for DCO to settle * */ __delay_cycles(375000); // Loop until XT1,XT2 & DCO fault flag is cleared do { UCSCTL7 &= ~(XT2OFFG + XT1LFOFFG + DCOFFG); // Clear XT2,XT1,DCO fault flags SFRIFG1 &= ~OFIFG; // Clear fault flags }while (SFRIFG1&OFIFG); // Test oscillator fault flag TA0CCTL0 = CCIE; // CCR0 interrupt enabled TA0CCR0 = 100; // Display timer - for 32mS - 32K@8MHz, 4K@1MHz - currently SMCLK used TA0CTL = TASSEL_2 + MC_2 + TACLR;// + ID__8 ; // SMCLK, contmode, clear TAR Please help me out Thank you
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