5-7
6000 Series user’s manual
Serial ports
Figure 5-1
Network interface module RS-485 two-wire example
Host Transmit/
Receive Pair
NIM
COM2
PC Microcontroller
Host
NIM
COM2
PC Microcontroller
Remote
NIM
COM2
PC Microcontroller
Remote
NIM
COM2
PC Microcontroller
Remote
Figure 5-2
Network interface module RS-422 four-wire example
Host Transmit
Pair
Host Receive
Pair
Remote
Receive
Pair
Remote Transmit
Pair
PC Microcontroller
Host
NIM
COM2
PC Microcontroller
Remote
NIM
COM2
PC Microcontroller
Remote
NIM
COM2
PC Microcontroller
Remote
NIM
COM2
Refer to Octagon application notes AN-0047, AN-0048, and AN-0049 for
additional information in setting up an RS-485 network. Contact
Octagon Systems Technical Support , Customer Service, or Octagon’s
web site at www.octagonsystems.com for this information.
RS-422/485 support functions
This section provides definitions for the following INT 17h BIOS routine
functions pertinent to RS-422/485 support functions.
n
Initialization
n
Send message
n
Receive message
Summary of Contents for 6000 Series
Page 7: ...Notice to user PC 500 user s manual ...
Page 9: ...About this manual 6000 Series user s manual ...
Page 37: ...2 20 Quick start 6000 Series user s manual ...
Page 65: ...5 16 Serial ports 6000 Series user s manual ...
Page 87: ...6 22 EZ I O 6000 Series user s manual ...
Page 103: ...8 8 Analog I O 6000 Series user s manual ...
Page 119: ...14 2 PC 104 expansion 6000 Series user s manual ...
Page 133: ...16 4 Watchdog timer reset and remote reset 6000 Series user s manual ...
Page 139: ...17 6 Serial EEPROM 6000 Series user s manual ...
Page 157: ...21 2 Software utilities 6000 Series user s manual ...
Page 161: ...22 4 Troubleshooting 6000 Series user s manual ...
Page 177: ...A 16 6010 technical data 6000 Series user s manual ...
Page 215: ...D 16 6040 technical data 6000 Series user s manual ...
Page 229: ...F 2 Miscellaneous 6000 Series user s manual ...