Hardware design
Deutschmann Automation GmbH & Co. KG
14
Instruction manual UNIGATE
®
IC - PROFINET 1Port V. 3.4
27.11.20
3.2.9
Error-LED
A red LED can be connected to this line (see chapter 3.6). It can have the following conditions:
Off
No error
Flash
PROFINET user flash test
On
Error
3.2.10 State-LED
A green LED can be connected to this line (see chapter 3.6). It shows the bus status and can
have the following conditions:
Off
Bus not started
Flash 10Hz
System-Error or warning (see chapter 13)
Flash 1 Hz
Bus started, waiting for connection / configuration mode
On
connected
3.2.11
-Config Mode
If the pin has the level GND, then the IC starts in the configuration mode.
3.2.12 DbgTX, DbgRx
They are transmission line and receive line as well of the IC’s Debug-interface. For the function
description of the Debug-interface see chapter 6.
3.2.13 TE
The transmit enable signal allows the connection of RS485 drivers to the IC’s serial interface.
The signal is set to High whenever the IC sends via the line TX.
3.2.14 TX, RX
Transmission and receive line of the serial interface. This interface is programmable in accor-
dance with the description in chapter 4.
