Page 20
07/01/2021
R02.1
Truth Table
Table 10:
Example: Truth table for AND
– connection and F1 = 0 for E6 and Eb
Input E6
LO
HI
LO
HI
Input Eb
LO
LO
HI
HI
Output A0
runs
runs
runs
off
Table 11:
Example: Truth table for AND
– Connection and F1 = S for E6 and Eb
(F1 inverted the Input Signals)
Input E6
LO
HI
LO
HI
Input Eb
LO
LO
HI
HI
Output A0
off
runs
runs
runs
Table 12:
Example: Truth table for OR
– Connections and F1 = 0 for E6 and Eb
Input E6
LO
HI
LO
HI
Input Eb
LO
LO
HI
HI
Output A0
runs
off
off
off
Table 13:
Example: Truth table for OR
– Connection and F1 = S for E6 and Eb
(F1 inverted the Input Signals)
Input E6
LO
HI
LO
HI
Input Eb
LO
LO
HI
HI
Output A0
Off
off
off
runs
Table 14:
Example: Truth table for PACK-Up
– Connection and F1 = 0 for E6 and Eb
Input E6
LO
HI
LO
HI
LO
HI
LO
HI
Input Eb
LO
LO
HI
HI
LO
LO
HI
HI
Indicator
LO
LO
LO
LO
HI
HI
HI
HI
Output A0
runs
runs
runs
off
runs
off
off
off
Table 15:
Example: Truth Table for PACK-Up
– Connection and F1 = S for E6 and Eb
(F1 inverted the Input Signals)
Input E6
LO
HI
LO
HI
LO
HI
LO
HI
Input Eb
LO
LO
HI
HI
LO
LO
HI
HI
Indicator
LO
LO
LO
LO
HI
HI
HI
HI
Output A0
off
runs
runs
runs
off
off
off
runs
The Indicator must be on HI, when two Inputs are on HI, then reverse to LO if both
Inputs become LO.