三相相计量芯片RN830X系列资料，包括原理图、PCB图、芯片手册资料、应用笔记、参考电路等等，方便大家学习使用三相电表计量；(The three phase phase measurement chip RN830X series data, including the principle diagram, the PCB diagram, the chip manual data, the application notes, the reference circuit and so on,