PN 4800 DI driver

PN4800 数字量输入（DI）驱动库

A node that drive DI on PN4800 by ChvdaPi(www.chvda.com). To sample the voltage level of channel DI1/2/3/4. 驱动PN4800网关上的数字量输入（DI）功能，采集DI1/2/3/4通道的状态，欢迎访问www.chvda.com或者订阅微信公众号“畅维通达”获取更多细节。 Where to buy: https://item.taobao.com/item.htm?ft=t&id=698582740166