Chapter 4
Signal Connections
PCI-6023E/6024E/6025E User Manual
4-28
©
National Instruments Corporation
Mode 1 Output Timing
Timing specifications for an output transfer in mode 1 are as follows:
Figure 4-14. 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
PCI.book Page 28 Wednesday, September 16, 1998 9:09 AM
