©Sealevel Systems, Inc.
HazPAC R9-8.4 Manual
17
SL9257 8/2015
DEBUG PORT
A serial debug port is provided via DB9 male connector, labeled “DBGU.” A HazPAC R9 Serial
Debug cable (Item# CA452) may be used to access the DBGU port from a Host PC. Connect one
DB9 female end of the HazPAC R9 serial debug cable to the DBGU port, and the other to the
Host PC (an available RS-232 COM port or USB to RS-232 serial port adapter is required on the
Host PC.)
Connector:
DBGU
Description:
DB-9 Male
PIN
DBGU (RS-232
levels)
1
NC
6
NC
2
TX
7
NC
3
RX
8
NC
4
NC
9
NC
5
GND