Figure 3-11. Mode 2 Timing Specifications For Bidirectional Transfers; Specifications - National Instruments DAQCard-1200 User Manual

WRT *
OBF *
INTR
ACK *
STB *
IBF
RD *
DATA
Name
T1 WRT* = 1 to OBF* = 0
T2 Data before STB* = 1
T3 STB* pulse width
T4 STB* = 0 to IBF = 1
T5 Data after STB* = 1
T6 ACK* = 0 to OBF = 1
T7 ACK* pulse width
T8 ACK* = 0 to output
T9 ACK* = 1 to output float
T10 RD* = 1 to IBF = 0
All timing values are in nanoseconds.
© National Instruments Corporation
T1
T3
T4
T2 T5
Description

Figure 3-11. Mode 2 Timing Specifications for Bidirectional Transfers

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Chapter 3
T6
T7
T8 T9
Minimum
—
20
100
—
50
—
100
—
20
—
DAQCard-1200 User Manual
Signal Connections
T10
Maximum
150
—
—
150
—
150
—
150
250
150