Psion Siena
Encyclopedia
The Psion Siena is a personal digital assistant
Personal digital assistant
A personal digital assistant , also known as a palmtop computer, or personal data assistant, is a mobile device that functions as a personal information manager. Current PDAs often have the ability to connect to the Internet...

 made by Psion PLC
Psion PLC
Psion is a designer and manufacturer of rugged mobile handheld computers for commercial and industrial applications. The company is headquartered in London, England with major operations in Mississauga, Ontario, Canada and additional company offices in Europe, the United States, Asia, Latin...

 and was released in 1996.
Two versions of the Siena were released, one containing 512KB of memory and the second with 1MB.

The main power is provided by two AAA batteries and the backup power is provided by one cell style CR1620 battery. The batteries are held in a compartment below detachable casing in the top of the device. It does not have a socket for an external power source.

The Siena was of the same generation as the Psion 3
Psion 3
The Psion Series 3 range of personal digital assistants were made by Psion PLC. The four main variants are the Psion Series 3 , the Psion Series 3a , the Psion Series 3c , and the Psion Series 3mx , all sized 165 × 85 × 22 mm...

 series but it has a smaller size screen (240x160 pixels) and an additional numeric pad situated next to the screen. The Siena uses the same 16bit NEC V30 processor as its predecessor the Series 3a. Although the Siena shares binary compatibility with the Series 3 many programs had to be modified due to the lower memory availability and smaller screen sizes.

Unlike the Series 3, the Siena does not have a bay for removable solid state disk drives; however, an external drive device is available which connects via an RS-232 serial port. The serial port also provided PC connectivity if used with the separately available PsiWin software and dial up access via the Travel modem accessory. Additional connectivity was available via the included infrared port which was located alongside the serial port.

In popular culture

The device was used as a model for a gadget in Anarky
Anarky (comic book)
Anarky was a short-lived American comic book series published by DC Comics, as a limited series between May and August of 1997, and as an ongoing series May and December of 1999. It was written by Alan Grant, with pencils by Norm Breyfogle, and inks by Josef Rubinstein...

(vol.1) #3 , Metamorphosis: The Economics of The Madhouse, a DC
DC Comics
DC Comics, Inc. is one of the largest and most successful companies operating in the market for American comic books and related media. It is the publishing unit of DC Entertainment a company of Warner Bros. Entertainment, which itself is owned by Time Warner...

 comic book. The character, Anarky
Anarky
Anarky is a fictional character appearing in books published by DC Comics. Co-created by Alan Grant and Norm Breyfogle, he first appeared in Detective Comics No.608 , as an adversary of Batman...

, is seen tracking Batman's
Batman
Batman is a fictional character created by the artist Bob Kane and writer Bill Finger. A comic book superhero, Batman first appeared in Detective Comics #27 , and since then has appeared primarily in publications by DC Comics...

movements using the small PDA.

Gallery

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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