User's Manual

Chapter 4 Signal Connections

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National Instruments Corporation 4-55 AT-MIO/AI E Series User Manual

Mode 1 Input Timing

The following are the timing specifications for an input transfer in

Mode 1:

Figure 4-38. Mode 1 Input Timing

Name

Description Minimum Maximum

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 *

T2 T4

T3 T5