Installing knobby tablet

Before you start you will need an android tablet and a wireless router in the Lab. I have a Samsung Galaxy Tab E and an Airport Express, but other tablets and routers should work as well. To install knobby tablet follow the following steps: Download knobby tablet from the Google Play store. Download and install the…

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Knobby tablet is on the Google Play Store

You can download it on any Android tablet and give it a try. I will explain how to set things up in detail after I return from SfN. In the Lab, your tablet will need to be on the same wireless network as the desktop computer running Scanbox.  If that computer does not have a wireless…

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Knobby gets a wireless sister

A welcome addition to the family: Knobby Tablet. Works on any Android tablet.  Makes it easier to move the microscope from anywhere in the Lab. More details soon!

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Knobby improvements

We have added a couple of new features to Knobby based on user feedback that some may find useful. These features are presented in different screen pages. You can switch between the three available pages by touching one of the 3 gray disks on the bottom left of the screen. The first screen is the…

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Updating the trinamic firmware

Some updates to Scanbox/Knobby require the update of the firmware in the Trinamic TMCM-6110 card inside the motor controller.  To update the firmware do the following: Run the program yeti/drivers/TMCL.exe Select Setup->Options from the menu. In the connection tab, select the COM port that corresponds to the card (it is typically labeled “Stepper”), and Click Ok.…

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Knobby updates

The last release of Scanbox provides a mechanism to update the firmware in Knobby and provides a few fixes to the existing version.  We will be using this mechanism to deploy future improvements. The present version fixes a bug that incorrectly moved the objective to its original position when the X, Y, or Z axes…

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Measuring the field of view and validating the uniformity of spatial correction

If you followed the instructions on spatial calibration you should have a nice uniform field in Scanbox.  One simple way to measure the resulting spatial resolution and spatial uniformity at each zoom setting is to mount a 40 line pairs per mm RONCHI calibration slide on top of a green aut0-fluorescent slide.  By aligning the…

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Installing knobby

Many of you will be receiving Knobby in the mail soon. Installing it is easy.  Just follow these steps: Connect knobby to a USB port Open the Device Manager and check which COM port # knobby was assigned to (it is the one displaying an Arduino Due board). Open Matlab, edit scanbox_config.m and set the…

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Meet Knobby

Knobby is finally here! Knobby provides an alternative to the 3D mouse interface for controlling the position of the microscope. Knobby offers simultaneous control of all axes of the microscope by independent knobs (X, Y, Z and objective angle, A) and is very responsive to the user movements producing nice, smooth motion. The position control…

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Leaked pictures show knobby is almost ready

Leaked pictures surfaced on-line this past Friday indicating that the much anticipated release of Knobby is expected very soon. One Scanbox user that preferred not to give his name welcomed the news: “Finally, as someone trained in patch clamp, I never liked the 3D mouse.  Turning heavy knobs that move smoothly… yes, that feels different!” The new…

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