ECW-281B Embedded System
Page 41
3.5.3 COM 2 Function Select Jumper
Jumper Label:
JP1
Jumper Type:
8-pin header
Jumper Settings:
See
Table 3-22
Jumper Location:
See
Figure 3-21
The COM 2 Function Select jumper sets the communication protocol used by the second
serial communications port (COM 2) as RS-232, RS-422 or RS-485. The COM 2 Function
Select settings are shown in
Table 3-22
.
COM 2 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 3-22: COM 2 Function Select Jumper Settings
The COM 2 Function Select jumper location is shown in
Figure 3-21
.
Figure 3-21: COM 2 Function Select Jumper Location
Summary of Contents for ECW-281B-945GSE
Page 16: ......
Page 17: ...ECW 281B Embedded System Page 1 Chapter 1 1 Introduction ...
Page 25: ...ECW 281B Embedded System Page 9 Chapter 2 2 Mechanical Description ...
Page 32: ...ECW 281B Embedded System Page 16 Figure 2 7 Internal Overview ...
Page 33: ...ECW 281B Embedded System Page 17 Chapter 3 3 System Components ...
Page 59: ...ECW 281B Embedded System Page 43 Chapter 4 4 Installation ...
Page 74: ...ECW 281B Embedded System Page 58 Figure 4 15 Power Button ...
Page 75: ...ECW 281B Embedded System Page 59 5 BIOS Screens Chapter 5 ...
Page 122: ...ECW 281B Embedded System Page 106 6 Software Drivers Chapter 6 ...
Page 142: ...ECW 281B Embedded System Page 126 Chapter 7 7 Troubleshooting and Maintenance ...
Page 148: ...ECW 281B Embedded System Page 132 A Safety Precautions Appendix A ...
Page 152: ...ECW 281B Embedded System Page 136 B IEI Embedded System Series Appendix B ...
Page 161: ...ECW 281B Embedded System Page 145 C BIOS Menu Options Appendix C ...
Page 165: ...ECW 281B Embedded System Page 149 D Watchdog Timer Appendix D ...