46
BA_v2_eagle_parallel_EN_1-0
T
echnical
DaTa
10.2
Interfaces
On the following pages you will find the pin assignment, interface description and connection
diagram for connecting the v
2
eagle to the machine.
10.2.1
BDTA interface
The
B
undesverband der
D
eutschen
T
abakwaren-Großhändler und
A
utomatenaufsteller (BDTA)
(association of German tobacco wholesalers) determined the DTG standard 2 for the electrical
interface to the vending machine. This standard includes the specification of the supply voltage,
the coin signal lines, inhibit functions and the return signal. In addition to further standardization
requirements for validators the measurement quality of validators is also specified.
10.2.1.1
BDTA pin assignment
Pin
I/O
Function
Level
1
IN
Single inhibit line 4
active high
2
IN
Single inhibit line 5
active high
3
IN
Single inhibit line 2
active high
4
IN
•
Single inhibit line 6
•
Memory block 1 selection line (memory block 2 (active low))
•
Control line for cash box/override sorting chute
active high
5
OUT
Return line
active low
6
IN
Common inhibit line
active low
7
OUT
Coin line 4
active low
8
–
Supply 0 V
GND
9
OUT
•
Coin line 6
•
String line
active low
10
OUT
Coin line 2
active low
11
OUT
Coin line 5
active low
12
OUT
Coin line 3
active low
13
OUT
•
Coin line 1
•
String line
•
Feedback line for memory block selection
active low
14
IN
Single inhibit line 3
active high
15
IN
Single inhibit line 1
active high
16
–
Operating voltage = +10–28 V DC
-
All signals must be debounced from the input side.
1
15
16
2
Summary of Contents for v2 eagle
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