NRI v2 eagle - Interfaces; BDTA Interface; BDTA Pin Assignment

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BA_v2_eagle_parallel_EN_1-0
Technical DaTa
10.2 Interfaces
 Onthefollowingpagesyouwillndthepinassignment,interfacedescriptionandconnection
diagram for connecting the v
2
eagle to the machine.
10.2.1 BDTA interface
The Bundesverband der Deutschen Tabakwaren-Großhändler und Automatenaufsteller (BDTA)
(association of German tobacco wholesalers) determined the DTG standard 2 for the electrical
interfacetothevendingmachine.Thisstandardincludesthespecication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specied.
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
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