POSIFLEX PP3000 Series, Руководство пользователя

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TM
CHAP. 5
MAIN
…
MAIN SPECIFICATION
INTERFACE
Parallel Interface
25 pin Female D-sub connector
Pin
#
Signal Name I/O Function
1 STROBE I
Signals when data is ready to be read. Signal goes
from HIGH to LOW (for at least 0.5 microsec.) when
data is available.
2
DATA 0
I
This signal provides the information of the first bit
(LSB) of parallel data. The signal is at HIGH level
for a logical 1 and at a LOW level for a logical 0.
3 DATA 1 I
This signal provides the information of d1 the
second bit of parallel data. The signal is at HIGH
level for a logical 1 and at a LOW level for a logical
0.
4
DATA 2
I
This signal provides the information of d2 the third
bit of parallel data. The signal is at HIGH level for a
logical 1 and at a LOW level for a logical 0.
5
DATA 3
I
This signal provides the information of d3 the fourth
bit of parallel data. The signal is at HIGH level for a
logical 1 and at a LOW level for a logical 0.
6
DATA 4
I
This signal provides the information of d4 the fifth
bit of parallel data. The signal is at HIGH level for a
logical 1 and at a LOW level for a logical 0.
7
DATA 5
I
This signal provides the information of d5 the sixth
bit of parallel data. The signal is at HIGH level for a
logical 1 and at a LOW level for a logical 0.
8 DATA 6 I
This signal provides the information of d6 the
seventh bits of parallel data. The signal is at HIGH
level for a logical 1 and at a LOW level for a logical
0.