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https://e2e.ti.com/support/microcontrollers/arm-based-microcontrollers-group/arm-based-microcontrollers/f/arm-based-microcontrollers-forum/564955/rm57l843-what-scaling-is-required-for-the-on-die-temperature-sensors
RM57L843手册和 SPNA216应用手册很难注意到在工厂执行校准时 ADREFHI 为3.3V。 然而、这两个文档都没有详细介绍在 ADREFHI 不是3.3V 时应应用什么缩放。
如果我假设芯片温度传感器的作用类似于热敏电阻、热敏电阻上的偏置电压为 ADREFHI、基极电压为 ADREFLO、则无需调节。 不过、这是相当多的假设。
如果 ADREFHI 不是3.3V、缩放 ADC 计数的正确方法是什么？
