Casio DT-300, Hardware Manual, Page: 5 / 25

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1. Overview
1.1 Handheld Operability
Table 1.1
Specification
Dimensions
Approx. 140 (D) x 55 (H) x 35 (W) mm
Weight Approx. 170 g
Operating hour 190 (approx.) with AA sized alkaline battery x 2 pcs
1.2 Main Hardware Features
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OS
µITRON version 2.0
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Infrared high-speed communication IrDA Ver 1.1 and Casio original infrared communication
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Power supply
AA sized alkaline dry cell battery (x 2 pcs)
1.3 Improved Performances
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Optimum display
112 x 64 dots and easy-to-see icons
9 different font types (6x6, 8x8, 10x10, 12x6, 12x12, 16x8, 16x16, 20x10, 20x20 dots)
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High speed scanning
100 times per second
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Ease of key operation
Multi-function keys + scanning trigger key
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Drop proof
Fall from a height of 1.5 m
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Dust and water splash proof
Conforms to IP54 level
1.4 Basic Hardware Specifications
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High-performance CPU
CPU: SH7020 32-bit RISC (4.9152/2.4576/1.2288 MHz)
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Large-capacity memory
Main RAM (D-RAM) ------------------------------------- 2 MB
Executable code + user data storage memory (FROM) - 8 MB