Make Electronics

Chips, Ahoy! 189

Experiment 19: Learning Logic

essentIAls

Logic gate basics (continued)

B A

B

A

XOR

A

A

B

B

NO NO NO

NOYESYES

YESNO YES

YESYES NO

INPUT BINPUT AOUTPUT

Figure 4-62

A

B A B

XNOR

A B B

A

NO NO YES

NOYES NO

YESNO NO

YESYESYES

INPUT BINPUT AOUTPUT

Figure 4-63