请问TI大神,在msp430g2302mcu上怎么获取vcc上的供电电压
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Ken,你好,看了datasheet,确实有这样的通道,不过我的疑惑,参考电平应该选vcc还是内部2.5v,因为电池的电压开始是3.3v,但是使用之后会下降,如果选vcc做参考电平的话,会变化,如果选用内部电压的,会超出量程;
盼复,谢谢