MSP430F147 SMCLK 输出问题
Datasheet上说明P1.4可以配置成SMCLK ouput,为啥我用示波器量不出来。XT2=8M.程序如下:
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WDTCTL = WDTPW + WDTHOLD; // Stop WDT
BCSCTL1 &= ~XT2OFF; // XT2on
do
{
IFG1 &= ~OFIFG; // Clear OSCFault flag
for (i = 0xFF; i > 0; i--); // Time for flag to set
}while ((IFG1 & OFIFG)); // OSCFault flag still set?
BCSCTL2 |= SELM_2 + SELS; // MCLK= SMCLK= XT2 (safe)
P1SEL |= 0x10;
P1DIR |= 0x10;
-------------------------------------------------------------------------------- 谢谢先
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