mohammad2020
New Member
hi
I have a device that has a communication port but I do not know which type of connection.
I've measured the voltages on pins , that The following values were obtained :
![](https://upload7.ir/imgs/2014-11/32169635398783941206.jpg)
in your opinion , this is which connection??how can determine type connection ?
in The manufacturer's catalog Been picture following :
![](https://upload7.ir/imgs/2014-11/46766234832118096618.jpg)
Also come in the catalog the following descriptions :
![](https://upload7.ir/imgs/2014-11/67986308574740762920.jpg)
I have a device that has a communication port but I do not know which type of connection.
I've measured the voltages on pins , that The following values were obtained :
![](https://upload7.ir/imgs/2014-11/32169635398783941206.jpg)
in your opinion , this is which connection??how can determine type connection ?
in The manufacturer's catalog Been picture following :
![](https://upload7.ir/imgs/2014-11/46766234832118096618.jpg)
Also come in the catalog the following descriptions :
![](https://upload7.ir/imgs/2014-11/67986308574740762920.jpg)