EVOC EC0-1816 Series, User Manual

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Installation Instructions
- 10 - EC0-1816(B) SERIES
2.6 Speaker Output Port
Pin Signal Name
1 BUZ-
2 NC
3 GND
FP2
(pitch: 2.0mm)
4 BUZ+
2.7 COM Port
This board provides ten COM ports. Their pin definitions are as follows:
Signal Name
Pin
RS-232
COM1 ～
COM10
RS-485
COM1/COM2
RS-422
COM1/COM2
1 DCD# DATA- TXD-
2 RXD DATA+ TXD+
3 TXD NC RXD+
4 DTR# NC RXD-
5 GND GND GND
6 DSR# NC NC
7 RTS# NC NC
8 CTS# NC NC
9 RI# NC NC
J8 (COM1/COM2)
COM3
～
COM10
(pitch: 2.0mm)
10 NC NC NC
Notes:
1. Under RS-485 mode, the data send/receive direction is automatically controlled.
2. For RS-232 mode, please select “RS-232” option in the corresponding menu of
BIOS Setup. For RS-485 and RS-422 modes, please selection “RS-485” option. For
details, please refer to the BIOS Setup part.