Artila Matrix-710 Hardware Manual - Page 13

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3.3

Serial Port

The Matrix-710 provide total eight RS-485 ports with automatic direction control.
P1 to P4: RS485 with 1500Vrms isolation protection.
P5 to P8: RS485 without isolation.
Meanwhile, P8 can be set as RS-232 using the connector labeled 'COM'.
P1 ~ P4
The pin assignment is shown as following table.
Port No.
P1
RS-485
1500Vrms Isolation protection
RS-232
-
Device
ttyS1
Mapping
Pin assignment of RS-485
P1
P2
D+ D- D+ D- D+ D- D+ D- D+ D- D+ D- D+ D- D+ D-
Pin assignment of RS-232 (Port P8 only)
1
2
3
DCD
Rx
Tx
ARTILA
P2
P3
P4
-
-
ttyS2
ttyS3
ttyS4
P3
P4
4
5
6
DTR GND DSR RTS
Matrix-710 Hardware Guide
P5 ~ P8
P8 (RS-232)
P5
-
-
ttyUSB0
ttyUSB1
P5
P6
7
8
9
CTS
N/A
P6
P7
Non-Isolation
-
-
ttyUSB2
P7
P8
P8
Yes
ttyUSB3
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