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OCR Type A230
4. Image Profile
Displays a graph of gray scale distribution along a line specified on the image.
Select Image Profile, and a straight line and corresponding graph are displayed on the
screen as shown below. Press A to draw a straight line at the point you wish to be
graphed. Press B to switch the line to a vertical line.
5. In Out Monitor
Checks the parallel interface by monitoring input states and forcing output states.
Useful for checking input and output data flow when the A230 is connected to an
external device.
Input: ON
Input: OFF
Input signals
Forced output
Press A: Output and use the cursor lever to move the cursor to any of the output
signals RDY (Ready), ERR (Error), REND, STR (Start), OVF (Over flow) or D1 to D8,
then press ENTER to turn the output for that signal ON/OFF.
Input monitor
The ON/OFF status of input signals STA (Start), ACK, TYPE, and IN1 to IN8 can be
monitored. Press B to switch input status between Latch and Auto.
Latch: When the input signal goes ON, the display goes ON and remains ON when
the input signal goes off again.
Auto: The display only goes ON while the input signal is ON.
19.1 Use Setting Help Tools to Adjust Settings Before Inspecting
7
The Setting Help Tools
Output signals
Output: ON
Output: OFF
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