User Manual

B&B Electronics, Inc. Airborne WLNN DP550 Family Databook
10
Pin Name
Device
Type
Description
RXEN Serial Line driver Rx enable
CTS2 SPI Clear-to-Send UART2
CTS2 Ethernet Clear-to-Send UART2
G1 All GPIO
20 TCK All JTAG: Test clock
21
TXD2 UART D
OUT
UART2
TXD2 Serial D
OUT
UART2
TXD2 SPI D
OUT
UART2
TXD2 Ethernet D
OUT
UART2
G7 All GPIO
22
G0 UART GPIO
SER_MODE Serial Serial interface type selection (RS232/422/485)
SPI_INT SPI SPI Interrupt
G0 Ethernet GPIO
23
LED_CON
All
Valid TCP/IP Connection Indicator
F6 GPIO
24
RXD1 UART D
IN
UART1
RXD1 Serial D
IN
UART1
MOSI SPI D
IN
SPI
RXD1 Ethernet D
IN
UART1
F7 All GPIO
25
LED_POST
All
POST Status Indicator
F0 GPIO
26
LED_WLN_CFG
All
Module TCP/IP Configuration Indicator
F3 GPIO
27
LED_RF_LINK
All
Module RF Link Status Indicator
F2 GPIO
28
TXD1 UART D
OUT
UART1
TXD1 Serial D
OUT
UART1
MISO SPI D
OUT
SPI
TXD1 Ethernet D
OUT
UART1
F1 All GPIO
29
NC UART No Connect
NC Serial No Connect
NC SPI No Connect
TX- Ethernet Ethernet TX-
30
NC UART No Connect
NC Serial No Connect
NC SPI No Connect
TX+ Ethernet Ethernet TX+
31 NTRST All JTAG: Test RESET signal
32 TMS All JTAG: Test mode select
33 VDD All 3.3VDC
34 VDD All 3.3VDC
35 LED_RF_ACT All Radio Status Indicator, driven by the radio.
36 GND All Digital Ground