ARK-5261 User Manual
12
2.3.1.1
COM connector
ARK-5261 provides four D-sub 9-pin connectors, which offers RS-232/422/485 serial
communication interface ports. Default setting is RS-232, if you want to use RS-422/
485, you can change the mode in BIOS setting. You can find detailed setting meth-
ods in Chapter 3.
Table 2.2: COM Connector Pin Assignments
RS-232
RS-422
RS-485
Pin
Signal Name
Signal Name
Signal Name
1
DCD
Tx-
DATA-
2
RxD
Tx+
DATA+
3
TxD
Rx+
NC
4
DTR
Rx-
NC
5
GND
GND
GND
6
DSR
NC
NC
7
RTS
NC
NC
8
CTS
NC
NC
9
RI
NC
NC
Note!
NC represents “No Connection”.
Summary of Contents for ARK-5261
Page 1: ...User Manual ARK 5261 Embedded IPC ...
Page 8: ...ARK 5261 User Manual viii ...
Page 9: ...Chapter 1 1 General Introduction This chapter gives background information on ARK 5261 ...
Page 33: ...Chapter 3 3 AMI BIOS Setup This chapter introduces how to set BIOS configuration data ...
Page 38: ...ARK 5261 User Manual 30 ...
Page 40: ...ARK 5261 User Manual 32 ...
Page 42: ...ARK 5261 User Manual 34 ...
Page 43: ...35 ARK 5261 User Manual Chapter 3 AMI BIOS Setup ...
Page 64: ...ARK 5261 User Manual 56 ...
Page 65: ...Appendix A A Programming the Watchdog Timer ...
Page 73: ...Appendix B B Programming the GPIO ...
Page 77: ...69 ARK 5261 User Manual Appendix B Programming the GPIO ...