A.GNDB.SDAC.SCLD.SS
A.高电平5.0V ,低电平0VB.高电平3.3V,低电平0VC.高电平2.4V~5.0V,低电平0V~0.5VD.高电平2.4V~3.3V,低电平0V~0.4V
A.CCS811B.MQ-5C.BME280D.EMW3080