User manual

!
www.rovingnetworks.com Version 1.32r 10/9/2012 18
RN-WIFLY-EVAL-UM
Figure 11. RN-174 Evaluation Board (Part 2 of 2)
ISP Connector (J5)
!
Pin
Description
1
GND
2
3.3 VDD
3
DMA UART TX
4
UART RX
5
FORCE AWAKE!
6
RESET
7
DMA UART RX
8
UART TX
9
3.3 VDD
10
GND
11
GPIO9
12
GPIO4
13
GPIO5
14
GPIO6
15
GPIO8
16
Not Used
!
!
!
Note:
2. The RN-171 module drives GPIO8 HIGH on powerup, which overrides software configured powerup values, such as set sys value
0x0000 on GPIO8.
Table 8. RN-174 Evaluation Board LED Indicators
Condition
Blue LED
Red LED
Yellow LED
Green LED
On solid!
Not used!
"!
"!
Connected over TCP
Fast blink!
Not used!
Not associated!
Rx/Tx data transfer!
No IP address
Slow blink!
Not used!
Associated, no Internet!
"!
IP address OK
Off!
Not used!
Associated, Internet OK!
"!
-
!
2
4
6
8
10
12
14
16
1
3
5
7
9
11
13
15