Prior Scientific ProScan III Manual page 38

ProScan® III Manual
Click TRIG HI, if an action is to be assigned to TTL Hi. Select the action to be assigned to
TTL Hi.
Click Load Actions to load the actions for that particular TTL to the ProScan Controller.
Repeat the process for each of the TTL channels required.
The In motion TTL sets a TTL output (either high or low) when any axis is in motion.
Select the TTL and check Hi or Low as required and then click 'Load Actions'.
To arm the system and make it respond to TTL inputs and outputs click the 'Triggers
Disarmed' button, this will change colour to red and display Triggers Armed as above.
Your system will now implement the TTL inputs as programmed.
TTL 1 User sets the length in ms and orientation, high-low-high or low-high-low of a TTL
trigger pulse outputted via TTL 1, when a point is saved at the end of each move of a
pattern (see 'Patten Manager'). Enable the feature by checking the Enable box.
TTL 2 Trigger sets the length in ms and orientation, high-low-high or low-high-low of a
TTL trigger pulse outputted on TTL 2 at the end of each move of a pattern (see
'Pattern Manager'). Enable the feature by checking the Enable box.
Pattern Manager:
The pattern manager is designed to drive the stage in various patterns, with the TTL
trigger functions enabled this can be used to automatically gather images for tilling or
stitching.
Click the 'Pattern Button' on the main screen of the program.
© Prior Scientific Instruments Ltd Version 1.12 June 2017 Page 36