MSP430FR6989超声波测液体流量方案 精度？

以下是美国工程师的回复，也没有给出是否可以到50ml/h

If you are looking for higher resolution flow measurements, I would recommend the you use the MSP430FR6047 or MSP43FR6043 with ultrasonic transducers. These platforms should be able to detect the lower flow rates.