
2: Evaluation Kit
PremierWave® 2050 Enterprise Wi-Fi® IoT Module Evaluation Kit User Guide 14
LEDs
The PremierWave 2050 evaluation board includes several LEDs for signal and unit status. The
table below
lists all of the LEDs and their functions.
Table 2-10 LEDs Signals
Module
Pin
LED Ref
Design
Color LED Function
67 LED 1 Orange
PremierWave 2050 Status
Power is ON/No Error – LED displays a continuous solid light
No Ethernet Link -LED flashes long, long, short, short (repeat)
No IP obtained from Ethernet Network -LED flashes long, long, short,
short, short (repeat) in amber
No WLAN Link-LED flashes long, long, long, short, short (repeat)
No IP obtained from WLAN Network -LED flashes long, long, long,
short, short, short (repeat)
73 LED 2 Orange
WLAN Status
Device Associated with Access Point (on STA interface)- LED is ON
Device NOT Associated with Access Point - LED is OFF
WPS Triggered –LED flashes a fast blinking pattern
WPS Profile Error -LED flashes long, long, long,
off (continuous pattern)
WPS Timeout Error -LED flashes long, long, long, short, short, short,
short, 2 seconds off (continuous pattern)
56
Yellow
Ethernet Speed 100 Mbps Mode - LED is ON
72
Green
Ethernet Link/Activity - LED is ON when there is an Ethernet link and
blinks when there is Ethernet activity
Additional Headers
The table below lists the pin functionality of the additional evaluation board headers.
Table 2-11 Additional Headers
Module Pin
Header
Pin Signal Function
66 JP5 pin 2 Module reset to defaults
(active low)
Install jumper (JP3 pins 1 to 2) to use SW2
for asserting default function.
77 JP4 pin 2 Module hardware reset
(active low)
Install jumper (JP4 pins 1 to 2) to use SW1
for asserting hardware reset.
65 JP6 pin 2 Module wake up (rising edge
triggered)
Install jumper (JP16 pins 1 to 2) to use SW3
for asserting module wake up.
JP2 pin 1 Board 3.3V power Test point
68 JP2 pin 2 CP2, configurable pin External SPI Interrupt
12 JP2 pin 3 CP3, configurable pin External SPI MISO
15 JP2 pin 4 CP8, configurable pin External SPI CS