Led Indication Example - WAGO 750 Series Manual

8.1 LED Indication Example

Program name: leds
Installation directory: /bin/leds
Source code files:
~/uclinux-dist/user/wagoled/leds.h
~/uclinux-dist/user/wagoled/leds.c
Driver/Kernel module: ledman (LED support)
Function description
Using this example program, you can access the freely programmable LEDs:
STATUS, SERVICE and USR.
Fig. 8-1: Display elements of the fieldbus coupler
LED
STATUS
SERVICE
USR
WAGO-I/O-SYSTEM 750
Linux Fieldbus Coupler
01 02
LINUX
A A
LINK
C C
A
B B
B
STATUS D
24V 0V
SERVICE
TXD/RXD
I/O
+ +
USR
Color
Green/Red
Off
Green/Red
Off
Green/Red
Off
Signification
Function can be defined by the user.
Function can be defined by the user.
Function can be defined by the user.
Application Examples • 167
LED Indication Example
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