Factory custiom Liquid Crystal 7segment 3 4 5 6 7 Digit Custom Segment Code LCD

VA-15766Customized LCD LCD screen: AC driven,Both the public side and the driver side need to add a shop-around signal,By changing the phase of the two to control whether the corresponding pixel is displayed,This is the essential difference with LED nixie tube,So there is no such thing as a common Yin or a common Yang.Never ground the common COM directly,Display by controlling the drive end to the high level,It is easy to damage the LCD screen for a long time.