1. Tri state Buffers

2. Tri state buffer I/PO/P Strobe

3. Tri state buffer I/PO/P Strobe

4. Tri state buffer I/PO/P Strobe

5. Tri state buffer NEXT I/PO/P Strobe

6. INPUT / OUTPUT (I/O) on single line ‘ 1’ State ‘ 0’ State High impedance state DIR A B DIR = 0 A to B DIR = 1 B to A

7. INPUT / OUTPUT (I/O) on single line ‘ 1’ State ‘ 0’ State High impedance state DIR A B DIR = 0 A to B DIR = 1 B to A

8. INPUT / OUTPUT (I/O) on single line ‘ 1’ State ‘ 0’ State High impedance state DIR A B DIR = 0 A to B DIR = 1 B to A

9. INPUT / OUTPUT (I/O) on single line ‘ 1’ State ‘ 0’ State High impedance state DIR A B DIR = 0 A to B DIR = 1 B to A