HU-PYXIS
34
PYXIS
System User Guide
RJ45
Pin
Function
RJ45
Pin
Function
1 GND 5 TX-
2 GND 6 RX+
3 RX- 7 N/C
4 TX+ 8 N/C
Table 11: Port 1 EXP_IN Mode Pin Out
5.1.3 Port 2 Config (Database Upload Configuration Mode)
Port 2 will most often be used in RS232 mode to allow upload and download of the Nebula or Nucleus
database.
5.1.3.1
SET UP ON 2449 CONTROLLER
The diagram below shows the configuration on the 2449 required to give RS232 communications on
Port 2 of the rear panel.
Figure 25: 2449 Controller: Port 2 Configuration
For the port to function as CONFIG it needs to be basic RS232 wiring only. Pins 2, 3 & 5 Connected
only. The Pyxis will not function with a standard serial cable or a 9 way ribbon cable connection to your
PC.