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请问CC2530使用内部基准电压测量电池电量误差很大原因

Other Parts Discussed in Thread: CC2530

1.CC2530的内部基准电压是多少?我看到其他帖子里面技术支持说的是1.25V,但是使用1.25V比使用1.15V的误差还要大

2.使用1.15V做为基准电压测量VDD/3,最后的误差平均都有0.1V左右。想请问各位大神这个问题到底怎么处理,由于是电池设备所有只能有内部基准电压。