Specification Of Parallel Interface; Parallel Interface Timing Chart - C.ITOH 1550S EP User Manual

3.9 Specification of Parallel Interface
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Data transfer rate of 1,000 CPS is maximum.
*
Synchronized with externally supplied STROBE pulses.
*
Handshaking ACKNLG or BUSY signals.
*
All of the input data and interface control signals are TTL compatible.
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Connector: Ampheno157-30360
*
The connector pin assignment and the descriptions of related interface signals are shown in the sub-
sequent pages.
3.10 Parallel Interface Timing Chart
(1 )
When data are being received
DATA
DATA STB
BUSY
II
T4 __
11-1-__ - - -
T - 5 - - -___ ' ... '
ITSI
T1 ~T3= MIN 11ls
T4 = MAX 400 ns
T5= MAX 2
ms
T6
=
5.51ls
(2) When the DATA BUFFER is full
DATA
DATASTB
BUSY
Detecting buffer full
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