WLNG-EK-DP551 Quatech, WLNG-EK-DP551 Datasheet - Page 24

• Manufacturer Part Number: WLNG-EK-DP551
• Description: WiFi / 802.11 Modules & Development Tools AIRBORNE EVAL KIT EMBEDDED MODULES
• Manufacturer: Quatech
• Series: Airborne™r
• Type: Transceiver, 802.11 b/gr

Specifications of WLNG-EK-DP551

• Mfg Application Notes: Transition to DP550 Devices AppNote
• Frequency: 2.4GHz ~ 2.4835GHz
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: Airborne Modules

24
5.17 J4
This header provides access to the Primary UART LED status indicators.
The default has all LED’s connected.



Designator
Designator
J4
Signal RXEN (Pin 2), SER_MODE (Pin 6) and /TXEN (Pin 8) are sourced from the
Airborne Device Server module, please refer to the WLNG DP500 data book for a
description of these signal.
Removing the jumpers from this header will disconnect the signals to the Primary
UART connector CN1.
Signals on Pins 1, 3, 5 and 7 are sourced directly from the Airborne Device Server
module and are not buffered or driven by the Evaluation board.
Table 20 - Primary UART LED Indicator Header Pin-out
Airborne Enterprise EVB Users Guide
Figure 8 - Primary UART LED Indicator Header
Pin
Pin
6
7
8
1
2
3
4
5
6
7
8
Description
SER_MODE
RS422/485 Tx Enable (Active High)
/TXEN (Active Low)
Description
RxD (EVB Signal Driver), D4 (Red LED)
RxD (Airborne Device Server Module)
TxD (EVB Signal Driver), D5 (Red LED)
TxD (Airborne Device Server Module)
CTS (EVB Signal Driver), D6 (Yellow LED)
CTS (Airborne Device Server Module)
RTS (EVB Signal Driver), D7 (Green LED)
RTS (Airborne Device Server Module)
Quatech, Inc.
100-8082-110