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19 May 2016

USB Type-C and Power Delivery Messaging

Power Delivery messaging comprises two types: Control and Data
Figure 1: Power Delivery messaging comprises two types:
Control and Data
Continuing our review of USB Type-C and the associated Power Delivery 2.0 (PD) specification, let's now turn to PD message types. Whereas USB was originally conceived as primarily a serial-data interface with limited power-delivery capabilities, the proliferation of power-hungry mobile devices has forced a rethinking of that conception. With PD 2.0 came a much more flexible, and capable, power-delivery functionality for USB. PD messaging is a critical component in this regard.

13 May 2016

The Evolving User Interface: Cursors, Triggers, and More

Need to reposition a cursor? Touch, hold, and drag it
Figure 1: Need to reposition a
cursor? Touch, hold, and drag it
In our review of the evolving user interface as embodied in Teledyne LeCroy's MAUI with OneTouch gesture control, we've seen how touch, drag, swipe, pinch, and flick gestures have combined to transform the oscilloscope UI into something that enhances and encourages creativity. Here, we'll cover a few of the remaining features of OneTouch, showing how the concept permeates the MAUI UI in the recently launched WaveRunner 8000 series of instruments.