IEI Integration ECW-281B_B2-D525 - Manual (Page 50)

ECW-281B/B2-D525 Embedded System
Page 37
4.2.4.4 COM 6 Function Select Jumper (ECW-281B-D525 Series Only)
Jumper Label: JP1
Jumper Type: 8-pin header
Jumper Settings: See
765
Table 4-5
Jumper Location: See
765
Figure 4-5
The COM 6 Function Select jumper sets the communication protocol used by the second
serial communications port (COM 6) as RS-232, RS-422 or RS-485. The COM 6 Function
Select settings are shown in
765
Table 4-5 .
COM 6 Function Select Description
Short 1-2 RS-232 Default
Short 3-4 RS-422
Short 5-6 RS-485
Short 5-6
Short 7-8
RS-485 with RTS control
Table 4-5: COM 6 Function Select Jumper Settings
The COM 6 Function Select jumper location is shown in
765
Figure 4-5 .
Figure 4-5: COM 2 Function Select Jumper Location