IEI Integration TANK-101B-D525_N455 v1.00 - Manual (Page 36)

TANK-101B/BW Em b e d d e d S ys te m
P a g e 26
Pin Description Pin Description
3 TX 8 CTS
4 DTR 9 RI
5 GND
Table 3-5: RS-232 Serial Port Pinouts
Figure 3-14: RS-232 Serial Port Pinout Location
3.7.7 RS -422/485 S e ria l P o rt Co n n e c to r
CN La b e l: COM3
CN Typ e : DB-9 connector
CN Lo c a tio n : See Figure 1-3
CN P in o u ts : See Error! Reference source not found. and Figure 3-15
The RS-422/485 serial port device can be attached to the DB-9 port on the rear panel.
S te p 1: Locate the DB-9 connector. The location of the DB-9 connector is shown in
Figure 1-3.
S te p 2: Insert the serial connector. Insert the DB-9 connector of a serial device into
the DB-9 connector on the external peripheral interface. See Figure 3-13.
S te p 3: Secure the connector. Secure the serial device connector to the external
interface by tightening the two retention screws on either side of the connector.
Pin Description (RS-422) Description (RS-485)
1 RXD422 # N/A
2 RXD422 + N/A
3 TXD422 + TXD485 +
4 TXD422 # TXD485 #