96-Bit Parallel Digital I/O Interface User Manual

Chapter 3 Signal Connections
©
National Instruments Corporation 3-11 PCI-DIO-96 User Manual
Mode 1 Output Timing
The timing specifications for an output transfer in mode 1 are as
follows:
Figure 3-5. Timing Specifications for Mode 1 Output Transfer
Name Description Minimum Maximum
T1
WR* = 0 to INTR = 0
250
T2
WR* = 1 to Output
200
T3
WR* = 1 to OBF* = 0
150
T4
ACK* = 0 to OBF* = 1
150
T5
ACK* Pulse Width
100
T6
ACK* = 1 to INTR = 1
150
All timing values are in nanoseconds.
WR*
OBF*
INTR
ACK*
DATA
T1
T2
T3
T4
T5
T6