
LaserSpeed 8000/9000 I/O Module Instruction Handbook
Setup
Part No. 93342 / Drawing No. 0921-01516
Page 47 of 84
Revision E (Dec 2013)
~I:DataFlag
Parallel Port Data Output Polarity
~I:DataFlag<CR>
Read Setting
Response Format:
ParallelPort DataFlag <N><CR>
~I:DataFlag=<N><CR>
Set Value
Factory Default: 1
Minimum: 0
Maximum: 1
Where <N> indicates the polarity of the output Data. Data true high or Data true
low
Value
Logic ‘0’
Logic ‘1’
0
High Voltage
Low Voltage
1
Low Voltage
High Voltage
When operating the parallel output as an open collector output bus:
Value
Logic ‘0’
Logic ‘1’
0
Open
0V
1
0V
Open
Example: To set the Data Output Polarity to Active High, send the command
~I:DataFlag=1<CR>.
To set the Data Output Polarity to Active Low, send
the command
~I:DataFlag=0<CR>
.