Keithley 6220 Reference Manual page 264

9-10 Limit Test and Digital I/O
Table 9-4
Digital I/O port values
Value*
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
*L = Grounded
H ≥ +3V
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com
Out 4 Out 3
L L
L L
L L
L L
L H
L H
L H
L H
H L
H L
H L
H L
H H
H H
H H
H H
Return to Section 9 topics
Model 6220/6221 Reference Manual
Out 2 Out 1
L L
L H
H L
H H
L L
L H
H L
H H
L L
L H
H L
H H
L L
L H
H L
H H