串口(Debug port 、RS-232、RS-485 、GPIO)

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Debug Port 

There is connector CN14 for Debugging.

RTENOTITLE


GPIO / COM

Here is a 20pin Terminal Block that supports 2xRS232/485 and GPIOs. 

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RS-485 


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GPIO 

EPC-R3220 GPIO2021-10-04 132459.jpg