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可以的,cla.c中就有用到
EALLOW; // // Write trigger selection to the appropriate register. // HWREG(srcSelReg) &= ~((uint32_t)SYSCTL_CLA1TASKSRCSEL1_TASK1_M << shiftVal); HWREG(srcSelReg) = HWREG(srcSelReg) | ((uint32_t)trigger << shiftVal); EDIS;