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--- documentation:extension-port [2014/12/05 11:16] – external edit 127.0.0.1
+++ documentation:extension-port [2017/06/06 11:06] (current) – [NB3710 Extension Connector PIN Assignment] stender
@@ Line 1: / Line 1: @@
-====== NB3710 Extension Ports ======
+====== NB3710 Extension Port ======
 The NB3710 has an M12 extension connector with 8 pins. The 8 pins are split into two logical ports: pins 1 to 4 represent Extension Port 1 (EP1) and pins 5 to 8 represent Extension Port 2 (EP2). In common, EP1 hosts the serial conslole of the router which corresponds to a 3-wire RS-232.
@@ Line 7: / Line 7: @@
 | 1 | EP1 | RS-232 GND | RS-232 GND | RS-232 GND | RS-232 GND | RS-232 GND | RS-232 GND |
 | 2 | EP1 | RS-232 TxD | RS-232 TxD | RS-232 TxD | RS-232 TxD | RS-232 TxD | RS-232 TxD |
-| 3 | EP1 | RS-232 RxD | RS-232 RxD | RS-232 RxD | RS-232 RxD | RS-232 RxD | RS-232 TxD |
+| 3 | EP1 | RS-232 RxD | RS-232 RxD | RS-232 RxD | RS-232 RxD | RS-232 RxD | RS-232 RxD |
 | 4 | EP1 | - | - | - | - | - | - |
-| 5 | EP2 | - | Input Left Ch. +     | GND | Call GND (Aufrufbus) | RS485 GND | 2nd RS-232 GND |
+| 5 | EP2 | - | Input Left Ch. +     | GND | WBSD (Signal Call/Aufrufbus) | RS485 GND | 2nd RS-232 GND |
-| 6 | EP2 | - | Input Left Ch. -      | L | Call Signal  | RS485 TxD-/RxD- (A) | 2nd RS-232 TxD |
+| 6 | EP2 | - | Input Left Ch. -      | L | WBMS (GND Call/Aufrufbus)  | RS485 TxD-/RxD- (A) | 2nd RS-232 TxD |
-| 7 | EP2 | - | Output Left Ch. +  | H | Reply GND (Antwortbus) | RS485 TxD+/RxD+ (B) | 2nd RS-232 RxD |
+| 7 | EP2 | - | Output Left Ch. +  | H | WBED (Signal Reply/Antwortbus) | RS485 TxD+/RxD+ (B) | 2nd RS-232 RxD |
-| 8 | EP2 | - | Output Left Ch. -   | - | Reply Signal | - | - |
+| 8 | EP2 | - | Output Left Ch. -   | - | WBME (GND Reply/Antwortbus) | - | - |
 ===== M12 Extension Connector =====
 {{:pictures:m12-dio.png?nolink&200|M12 Extension Connector}}

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