Casio PB-1000

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Casio PB-1000
CasioPB-1000.jpg
Casio PB-1000
ManufacturerCasio
Release date1987
CPUHitachi HD61700 (CMOS)
Memory8K RAM (40K optional)
Storage(options) MD-100 floppy disk unit, FA-7 tape interface (both devices include a printer port and an RS-232 interface)
DisplayLCD, 192*32 pixels, 32x4 chars (32x8 chars virtual), 4x4 touch screen
CameraNone
ConnectivityRS-232C
Power3 batteries (55-100 hours at 0.14W)
Dimensions24x187x97mm (closed)
Mass435 g (15.3 oz)

The Casio PB-1000 was a handheld computer released by Casio in 1987. It featured a touchscreen display which consisted of 16 keys built into the screen, arranged in fixed positions on a four by four matrix.

The computer itself included 8Kb of RAM and it was possible to install a 32Kb memory expansion card.

The PB-1000 was programmable in both a custom version of the BASIC language and an assembly language. A ROM card could be added for CASL assembly for the educational COMET simulator.

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