Solving 3 to 8 Decoder Circuit Problems

[Femme_physics]

Homework Statement

http://img96.imageshack.us/img96/7671/decca.jpg

Got a 3 to 8 decoder here

1) Explain the circuit action
2) List the values of A0, A1, A2 so that light number D4 will turn on
3) Given, that the entry values, A0, A1, A2, are 111 accordingly. Which light is on?
4) Can you turn more than 1 light ata time in this circuit? Explain.

The Attempt at a Solution

http://img843.imageshack.us/img843/6531/decoder0.jpg

 

[I like Serena]

Do you have any questions or did you just want a seal of approval?

 

[Femme_physics]

But but... I did write the quesitons!

1) Explain the circuit action
2) List the values of A0, A1, A2 so that light number D4 will turn on
3) Given, that the entry values, A0, A1, A2, are 111 accordingly. Which light is on?
4) Can you turn more than 1 light ata time in this circuit? Explain

 

[I like Serena]

Yes, and you did write the correct answers too!

 

[Femme_physics]

w00t w00t! :) thanks. just checking.*Does a victory dance*

 

[I like Serena]

Ah, you're so easy to please!