Introduction - If you have any usage issues, please Google them yourself
#include "msp430g2553.h"
unsigned char J,K
void main( void )
{
//unsigned char i
// Stop watchdog timer to prevent time out reset
WDTCTL = WDTPW+ WDTHOLD
P1DIR |= BIT6
/*BCSCTL1 &= ~BIT7
do
{
IFG1 &= ~OFIFG
for(i=0xff i>0 i--)
}
while(IFG1&OFIFG)
BCSCTL2 |= SELS+ DIVS_3 */
CCTL0 |= CCIE
CCR0=65000
TACTL |= TASSEL_2+ MC_1 //+ ID_3
_EINT()
LPM0
}
#pragma vector=TIMER0_A0_VECTOR
__interrupt void key(void)
{
P1OUT ^= BIT6
J++
if(J==16)
{
J=0
K++
if(K==1)
{
TACTL &=~(ID0+ ID1)
TACTL |= ID_0
}
if(K==2)
{
TACTL &=~(ID0+ ID1)
TACTL |= ID_1
}
if(K==3)
{
TACTL &=~(ID0+ ID1)
TACTL |= ID_2
}
if(K==4)
{
TACTL &=~(ID0+ ID1)
TACTL |= ID_3
K=0
}
}
}