Cancel

How to connect BL0937 to Wi-Fi module?

Last Updated on：2023-01-30 09:44:42

Just connect 3 IOs directly with CF, CF1 and SEL. The module calculates power, voltage, and current by measuring the pulse period of CF and CF1, and then conducts electricity statistics. Only ordinary IO is needed to connect with SEL, switch SEL high and low level to measure voltage or current.