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关于 SysCtlClockConfigSet() 这条指令

hongyue yu
Expert 1480 points
Other Parts Discussed in Thread: CONTROLSUITE

 SysCtlClockConfigSet(SYSCTL_USE_PLL | (SYSCTL_SPLLIMULT_M & 0xF) | SYSCTL_SYSDIV_1 | SYSCTL_M3SSDIV_2 |  SYSCTL_XCLKDIV_4);请问这条指令内部都代表什么意思啊？最终配置成的M3核与C28核的时钟频率为多少？谢谢！