The Itsy Pocket Computer is a small, low-power, handheld device with a highly flexible interface. It was designed at

Digital Equipment Corporation Digital Equipment Corporation (DEC ), using the trademark Digital, was a major American company in the computer industry from the 1960s to the 1990s. The company was co-founded by Ken Olsen and Harlan Anderson in 1957. Olsen was president until ...

's Western Research Laboratory in Palo Alto to encourage novel user interface development—for example, it had

accelerometer An accelerometer is a device that measures the proper acceleration of an object. Proper acceleration is the acceleration (the rate of change (mathematics), rate of change of velocity) of the object relative to an observer who is in free fall (tha ...

s to detect movement and orientation as early as 1999.The Itsy Pocket Computer, Joel F. Bartlett, Lawrence S. Brakmo, Keith I. Farkas, William R. Hamburgen, Timothy Mann, Marc A. Viredaz, Carl A. Waldspurger, Deborah A. Wallach, WRL Research Report 2000/6, Compaq Western Research Laboratory, 250 University Ave, Palo Alto, CA 94301. https://www.waldspurger.org/carl/papers/itsy-wrl-20006.pdf

Hardware

* CPU: DEC StrongARM SA-1100 processor * Memory: 16 MB of DRAM, 4 MB of flash memory * Interfaces: I/O interfaces for audio input/output, IrDA, and an RS232 serial port ** Small 320 x 200 pixel LCD touchscreen for display and user input ** 10 general purpose push-buttons for additional user input purposes * Power supply: Pair of standard AAA alkaline batteries

References

Related WRL Technical Notes

The Itsy Pocket Computer Version 1.5: User's Manual
(DEC WRL Technical Note WRL-TN-54)
The Memory Daughter-Card Version 1.5: User's Manual
(DEC WRL Technical Note WRL-TN-55)
Power and Energy Characterization of the Itsy Pocket Computer (Version 1.5)
(DEC WRL Technical Note WRL-TN-56)
A Simple CMOS Camera for Itsy
(DEC WRL Technical Note WRL-TN-58)
Power Evaluation of Itsy Version 2.4
(DEC WRL Technical Note WRL-TN-59) * tp://gatekeeper.dec.com/pub/DEC/WRL/technical-notes/WRL-TN-61.pdf Interpreting the Battery Lifetime of the Itsy Version 2.4(DEC WRL Technical Note WRL-TN-59) * The Itsy Pocket Computer, Joel F. Bartlett, Lawrence S. Brakmo, Keith I. Farkas, William R. Hamburgen, Timothy Mann, Marc A. Viredaz, Carl A. Waldspurger, Deborah A. Wallach, WRL Research Report 2000/6, Compaq Western Research Laboratory, 250 University Ave, Palo Alto, CA 94301.

External links

Itsy downloads
at HP Labs {{PDA-stub DEC computers Personal digital assistants Prototype computers