???????????ADC?????????????????
????????ADC
ADC (Analog-to-Digital Converter) ???????????????????????????豸????MCU?г????????????????????????????????????????????????????????????????????ADC??????????????????????豸???????????豸?С?
????ADC???????????????????????????MCU?????????????????????ADC????????????ADC?????????????(Resolution)??????λ???????(sample rate)??
👉 ?????????????ADC???????????4096???????????0 - 3.3 V???0 - 4096??4096???????2^12 = 12 bits??ADC??С??????3.3V / 4096 = 0.8mV??????????????????????????????????????????????????????????MCU???ADC??????8 - 12 bits??
👉 ???????????????ADC???????0.1??????6????????????????????60SPS(Sample per Second)?????????????????????????????????????????????仯?????????????????100 KSPS (Kilo Samples per Second) - 5 MSPS(Million Sample per Second)??
????NuMicro M480???MCU????????????? ADC???????M480 MCU ADC??????????5 MSPS????????12-bit?????16???ADC?????á???????????????????????????????????????
????zzy ?????????2022-05-09
