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CC2642R: 为什么我的DAC输出最大只有1.04V?同样的程序在开发板上可以达到3.08V

Part Number: CC2642R

检查了硬件,是一样的

选择的参考源是VDDS,3.3V很稳定

测试对IO口不使用DAC,直接上拉,结果是1.8V?哪里的问题