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Casio Cassiopeia A-21 poster

Casio Cassiopeia A-21 Full Device Specifications

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Released Date
1998 Nov
Display Dimension
640x240 pixels
RAM Size
16 MiB RAM
Processor (CPU)
Hitachi SuperH SH3

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Introduction

Brand

Casio

Model

Cassiopeia A-21

Released

1998 Nov

Hardware Designer

Casio Computer

Manufacturer

Casio Computer

General Extras

Passive stylus

Device Category

Palmtop

Physical Attributes

Width

185 mm, 7.28 inch

Height

94.4 mm, 3.72 inch

Depth

25.6 mm, 1.01 inches

Bounding Volume

447.1 ccm

Mass

431 g, 15.2 ounces

Software Environment

Platform

Windows (mobile-class)

Operating System

Microsoft Handheld PC 2.0 (Mercury)

Operating System Kernel Version

2.0

Application processor, Chipset

CPU Clock

80 MHz

CPU

Hitachi SuperH SH3 (SH7700), 1996, 32 bit, single-core

Operative Memory

RAM Type

EDO DRAM

RAM Capacity

16 MiB RAM

Non-volatile Memory

Non-volatile Memory Type

EPROM

Non-volatile Memory Interface

Yes

Non-volatile Memory Capacity

8 MiB non-volatile, 2 MiB free user storage

Display

Display Diagonal

165 mm, 6.5 inch

Resolution

640x240, 153600 pixels

Display Width

154.49 mm, 6.08 inch

Display Height

57.94 mm, 2.28 inch

Horizontal Full Bezel Width

30.51 mm

Display Area

8950.7 square millimeter

Display Area Utilization

51.3%

Pixel Size

0.2414 mm/pixel

Pixel Density

105 PPI

Display Type

Monochrome STN LCD display

Display Color Depth

2 bit/pixel

Number of Display Scales

4

Display Illumination

ELP

Display Light Reflection Mode

reflective

Scratch Resistant Screen

No

Graphical Subsystem

Graphical Controller

N/A

Audio/Video Interfaces

A/V Out

No

Audio Subsystem

Audio Channel(s)

mono

Sound Recording

Microphone(s)

mono

Sound Playing

Loudspeaker(s)

mono

Audio Output

No

Cellular Phone

Supported Cellular Bands

No

Secondary Cellular Phone

Sec. Supported Cellular Networks

No

Control Peripherals

Touchscreen Type

Resistive touch sensing screen

Touchscreen Simultaneous Touch Points

Single-touch

Keyboard

Built-in QWERTY

Directional Pad

Four-way (without action button)-way

Communication Interfaces

Expansion Interfaces

PCMCIA I. , PCMCIA II. , CF I.

USB

No, No

USB Connector

No

Bluetooth

No

Wireless LAN

No

IR

IrDA 1.0, 115200bit/s (SIR/CIR)

Serial

Recommended Standard 232

Serial Connector

Proprietary

Serial Data Rate

115200 bps

Multimedia Broadcast

FM Radio Receiver

No

Satellite Navigation

Supported GPS protocol(s)

No

Primary Camera System

Camera Image Sensor

No

Focus

No

Flash

No

Auxiliary Camera

Aux. Camera Image Sensor

No

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor

No

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor

No

Auxiliary Camera No. 4

Aux. 4 Camera Image Sensor

No

Aux. 4 Camera Focus

No

Secondary Camera System

Secondary Camera Sensor

No

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor

No

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor

No

Built-in Sensors

Built-in accelerometer

No

Ingress Protection

Protection from solid materials

Yes

Protection from liquids

Yes

Power Supply

Battery

AA pencil battery, removable

Estimated Battery Life

25.0 hours

Geographical Attributes

Market Countries

NZ

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