iSys C to V User Manual

Page 9

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PAGE 9 --- C to V User Guide

© iSys-The Imaging Systems Group Inc.


Note 1:
The busy width is dependent on the received busy from the VPI port and the width of the Centronics strobe.

Note 2:
The acknowledge width is dependent on the busy width (c).


VPI Timing





Parameter Minimum Maximum


piclk width (F)
remote width (G)
peripheral busy (H)

300nS
300nS
250nS

300nS
300nS

note 4



Note 3:
Piclks and remote functions will only be asserted if the peripheral is ready (not busy).

Note 4:
Peripheral busy maximum width (H) is peripheral dependent.

6. FIGURES


Figure 1 - Input Connections

a - Power input connector
b - power indicator
c - Centronics
. parallel host input


Figure 2 - Output Connection

d - Versatec (VPI) output to peripheral

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