https://www.maximintegrated.com/cn/app-notes/index.mvp/id/4206
https://www.maximintegrated.com/cn/app-notes/index.mvp/id/4255
https://www.maximintegrated.com/cn/app-notes/index.mvp/id/148
1-wire能走多長主要是看電容:一個等效于24pF電容的電路板引線或器件在1-Wire總線上增加的總長度大約為0.5m。
用這種放方案可以可以讓通信距離達到500m:https://www.maximintegrated.com/cn/app-notes/index.mvp/id/244