Casio Cassiopeia

» see casio.co.jp as it lived, on the wayback machine

~ the obituary ~

i did not own a cassiopeia. by 2000 i was a high school student with a dial-up modem in ankara and a strict budget for everything that plugged into a phone line, let alone a five-hundred-dollar windows ce handheld. these devices were enterprise-tier toys for executives who needed to read email on the train. the photos in pc magazine looked like the future to me. they did not look like a future i would touch any time soon.

casio shipped the cassiopeia a-10 in february 1997, running windows ce 1.0 on an hitachi sh3 processor with a four-line monochrome screen and a small qwerty keyboard. it was one of the very first handheld pcs to ship the os, alongside the hp 320lx and the lg phenom. microsoft used these devices on stage to demonstrate that windows ce was real and that there would be a hardware ecosystem under it. casio was the manufacturing partner that took the demo seriously.

the line then split into two product families. the a-series stayed in the handheld-pc clamshell form factor with a real keyboard and grew into the a-20 and a-22. the e-series moved to the palm-size pc concept in 1998, a portrait-orientation tablet you wrote on with a stylus. the e-100 of 1999 was the first cassiopeia with a color screen, the e-115 followed, the e-125 in 2000 became the reference device for pocket pc 2000 when microsoft renamed the platform.

the iPaq is what i remember more clearly from those years. compaq shipped its first iPaq in april 2000 and immediately took the western pocket pc market away from casio and hp. by 2005 casio had pulled the cassiopeia from us and european retail and was selling only in japan, mostly the rugged it-10 industrial variant aimed at field workers. the consumer line wound down quietly by 2008 with no replacement.

~ the case file ~

~ the windows ce moment ~

the early cassiopeias are now hard to evaluate without remembering how cramped the alternative was. apple's newton had failed commercially by 1998, palm was the only credible non-microsoft pda, psion's epoc devices were strong in europe but had a small us footprint. windows ce promised a familiar start menu and pocket versions of word and excel, which mattered to the corporate buyers who picked these devices.

casio leaned into that buyer. the a-series had a real keyboard you could touch-type on at slow speeds, an ir port to beam contacts to another handheld, a compactflash slot for storage, and a pcmcia adapter for sleeve modems. you could write a report on the train, sync it back to your office workstation over a serial cable, and print it from there.

~ what killed it ~

two things in roughly the same window. the iPaq arrived in 2000 with a faster strongarm processor, a brighter screen, and a more aggressive industrial design. it grabbed mindshare from casio and hp's jornada at the same time. the early smartphones then arrived: handspring's treo in 2002, the t-mobile sidekick the same year, blackberry email going mass-market through 2003 and 2004.

by 2003 it was no longer obvious why anyone would carry a dedicated pda. a phone that did half the same job lived in your pocket already. casio kept iterating the cassiopeia inside japan because there was a domestic enterprise market for it, but the western product line was effectively done by 2005. the last new units shipped in 2008.

~ the next chapter ~

casio's broader pda business never really came back. the company stayed strong in calculators and digital watches and rugged industrial handhelds for warehouse use, which is the lineage the dt-x and it-g series carried forward. that is a different business from the consumer pocket pc, even if some of the it-series hardware still runs windows ce under the hood for inventory work.

the cassiopeia name occasionally turns up on collector forums alongside the hp jornada and the sharp zaurus and the psion series 5, the way old typewriters do on furniture sites. the os it ran got renamed pocket pc, then windows mobile, then died entirely. there is a clean line from cassiopeia e-125 to the htc touch to the original android prototype that ran on htc dream hardware, but casio did not make it past the first hop.

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