Relay / Ttl - Yellowtec b-line Manual

• To enable the use of a database, please select Database and enter the cor-
rect path under Database Path. Via Browse you can search for the correct
folder.
• The path of the System Database is usually entered automatically when
the software is installed. By default, the file Screener.mdw is saved in the
installation directory. If you do not have write permission for the installa-
tion directory, you must change the path of the System Database to a di-
rectory for which you have write permission. Otherwise, you will not be
able to use the database.
Telephone Book
Under Phone Number Names you can define which number types are to be
available in the telephone book. You can enter maximum three names.
5.5.2.1.5

Relay / TTL

The b-line XT system incorporates four GPIO Pins (TTL) which can be pro-
grammed separately as input or output. Additionally, two Relays are availa-
ble.
The operating mode of a TTL Pin - Input or Output - is selected via the option
Direction.
The following specification accounts for all three configuration windows
TTL1, TTL2, TTL3 and TTL4.
TTL Pin as input
FIG. 27
If you use a TTL Pin as Input, you can program two different functions sepa-
rately when edges change:
• Positive edge: The event is activated when the voltage on the TTL Pin
changes from 0V to +3.3V.
T a l k m a s t e r
TTL PIN AS INPUT
X T ® S o f t w a r e
P A G E 4 9