National Instruments AT E Series - Manual (Page 99)

Chapter 4 Connecting Signals
AT E Series User Manual 4-52 ni.com
Mode 1 Input Timing
Figure 4-38 details the timing specifications for an input transfer in
Mode 1.
Figure 4-38. Mode 1 Input Timing
Name Description Minimum Maximum
T1 STB* Pulse Width 100 —
T2 STB* = 0 to IBF = 1 — 150
T3 Data before STB* = 1 20 —
T4 STB* = 1 to INTR = 1 — 150
T5 Data after STB* = 1 50 —
T6 RD* = 0 to INTR = 0 — 200
T7 RD* = 1 to IBF = 0 — 150
All timing values are in nanoseconds.
DATA
RD *
INTR
IBF
STB *
T1
T2 T4
T7
T6
T3 T5