DBK21 DB37 Male P2 Connector Pinout Digital I/O 19 GND
PORT A 0 37
PORT A 1 36
PORT A 2 35
PORT A 3 34
PORT A 4 33
PORT A 5 32
PORT A 6 31
PORT A 7 30
PORT C 0 29
PORT C 1 28
PORT C 2 27
PORT C 3 26
PORT C 4 25
PORT C 5 24
PORT C 6 23
PORT C 7 22
GND 21
+5V 20
8 PORT B 2
7 PORT B 3
6 PORT B 4
5 PORT B 5
4 PORT B 6
3 PORT B 7
2 IR ENABLE
1 IR INPUT
10 PORT B 0
9 PORT B 1
18 +5
17 GND
16 N/C
15 GND
14 N/C
13 GND
12 N/C
11 GND
Pin Signal Name Description for P2 Pin Use
1 IR INPUT Interrupt line input (no functions to access this)
2 IR ENABLE Interrupt line enable (no functions to access this)
3 PORT B 7 Digital input/output - port B bit 7
4 PORT B 6 Digital input/output - port B bit 6
5 PORT B 5 Digital input/output - port B bit 5
6 PORT B 4 Digital input/output - port B bit 4
7 PORT B 3 Digital input/output - port B bit 3
8 PORT B 2 Digital input/output - port B bit 2
9 PORT B 1 Digital input/output - port B bit 1
10 PORT B 0 Digital input/output - port B bit 0
11 GND Digital ground
12 N/C Pin not connected/not used
13 GND Digital ground
14 N/C Pin not connected/not used
15 GND Digital ground
16 N/C Pin not connected/not used
17 GND Digital ground
18 +5 V +5 V supply (Refer to Power Requirements, DBK Basics pg. 13)
19 GND Digital ground
20 +5 V +5 V supply (Refer to Power Requirements, DBK Basics pg 13)
21 GND Digital ground
22 PORT C 7 Digital input/output - port C bit 7
23 PORT C 6 Digital input/output - port C bit 6
24 PORT C 5 Digital input/output - port C bit 5
25 PORT C 4 Digital input/output - port C bit 4
26 PORT C 3 Digital input/output - port C bit 3
27 PORT C 2 Digital input/output - port C bit 2
28 PORT C 1 Digital input/output - port C bit 1
29 PORT C 0 Digital input/output - port C bit 0
30 PORT A 7 Digital input/output - port A bit 7
31 PORT A 6 Digital input/output - port A bit 6
32 PORT A 5 Digital input/output - port A bit 5
33 PORT A 4 Digital input/output - port A bit 4
34 PORT A 3 Digital input/output - port A bit 3
35 PORT A 2 Digital input/output - port A bit 2
36 PORT A 1 Digital input/output - port A bit 1
37 PORT A 0 Digital input/output - port A bit 0
Note: There are two male DB37
connectors per DBK21 card.
Software Setup
Reference Notes:
o DaqView users - Refer to chapter 3, DBK Setup in DaqView.
o LogView users - Refer to chapter 4, DBK Setup in LogView.
Note: Refer to the full-page table on the next page for valid hex codes.
DBK Option Cards and Modules 879795 DBK20 and DBK21, pg. 3