© National Instruments
|
3-15
TTL I/O
Figure 3-14 shows the circuit for a bidirectional TTL I/O.
Figure 3-14.
TTL Input/Output Circuit
100
Ω
TTL_OUT(0)
TTL_OE(0)
TTL_IN(0)
10 k
Ω
FB
TTL I/O
© National Instruments
|
3-15
TTL I/O
Figure 3-14 shows the circuit for a bidirectional TTL I/O.
Figure 3-14.
TTL Input/Output Circuit
100
Ω
TTL_OUT(0)
TTL_OE(0)
TTL_IN(0)
10 k
Ω
FB
TTL I/O