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TMS320F280049C: TMS320F280049C的cmpss比较器DAC基准选择VDAC无效

Part Number: TMS320F280049C

我需要cmpss比较器的DAC基准用到VDAC,不是默认的VDDA,

我现在配置修改的地方为:Cmpss1Regs.COMPDACCTL.bit.SELREF = 1;