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Supplier: RS Components, Ltd.
Description: Tactile flush mount keypads. 12-key (telephone) and 16-key (Hexadecimal II) versions. Matrix outputs or common point. Excellent quality / price ratio. Keypad Layout = 4 x 3 Number of Keys = 12 Keypad Output = Common Point IP Rating = IP40 Case Material = PC Contact
- Keypad Output Style: Single Pole / Common Bus
- Operating Temperature: -4 F
- Overlay / Key Pad Button Material: Thermoplastic / Plastic
- Standard Keypad Size: Other
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Supplier: RS Components, Ltd.
Description: resistance <200Ω. Typical applications include Access control, Telecom, Transport, Vending, Security etc Keypad Layout = Hexadecimal Number of Keys = 16 IP Rating = IP67 Case Material = Plastic Mechanical Life Per Key = 1000000Operations Contact Material = Gold Plated
- Operating Temperature: -13 F
- Overlay / Key Pad Button Material: Metallic
- Standard Keypad Size: Other
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Supplier: RS Components, Ltd.
Description: resistance <200Ω. Typical applications include Access control, Telecom, Transport, Vending, Security etc Keypad Layout = Hexadecimal Number of Keys = 16 Illuminated = Yes IP Rating = IP67 Case Material = Plastic Mechanical Life Per Key = 4000000Operations Contact Material = Gold
- Backlit Options: Yes
- Overlay / Key Pad Button Material: Metallic
- Standard Keypad Size: Other
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Supplier: RS Components, Ltd.
Description: : from 0.6mm. Key area: from 7 x 7mm. Min average distance between keys: 11mm. Operating temperature range:. With embossing: 0 to +45°C. Without embossing: -20 to +70°C Keypad Layout = Hexadecimal Membrane Operation = Yes Number of Keys = 16 Keypad Output = Matrix IP
- Keypad Output Style: X-Y
- Keypad Style: Membrane Overlay
- Standard Keypad Size: Other
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Supplier: ValueTronics International, Inc.
Description: Msamples/s in 0.01 Hz steps. Sample Buffer Depth: 32,768 datapoints Run Mode: Continuous or Internal/External Triggered Data Formats: Floating Point, Decimal, Hexadecimal, Integer, Binary, .CSV and .PRN formats Function Generator Specifications
- Device Type: Generator
- Generator Type: Signal
- Maximum Frequency Range: 21500 MHz
- Minimum Frequency Range: 21500 MHz
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Digital Systems Design and Prototyping
The first example is an electronic lock which consists of a hexadecimal keypad as the basic input device and a number of LEDs as the output indicators of different states.
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Innovations and Advanced Techniques in Computer and Information Sciences and Engineering
The aid consists of a microcontroller as processor, an accelerometer, a footswitch, a speech synthesizer, an hexadecimal keypad , a mode switch, three ultrasonic sensors, two vibrators and a power switch.
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"Hands-on" approach to microcomputer education
The following experiments were chosen and are now used in thecourse: Hexadecimal Keypad Scan and Encoding, Keypad Input to Seven-Segment Display Output, ASCII Keyboard Input to Teleprinter (TTY) Output, CRT Character Display Using Character Generator ROM, Controller for DotMatrix Printer, CRT …
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A Navigation Aid for Blind People
It consists of a microcontroller as processor, an accelerometer, a footswitch, a speech synthesizer, a hexadecimal keypad , a mode switch, an ultrasonic cane, two ultrasonic sensors, two vibrators and a power switch.
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An Ultrasonic Navigation System for Blind People
The aid consists of a microcontroller, an accelerometer, a footswitch, a speech synthesizer, an hexadecimal keypad , a mode switch, two ultrasonic sensors, two vibrators and a power switch.
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An AT89S52 microcontroller‐based single board computer for teaching an instrumentation system course
(b) Various input and output devices such as: an 8-pin dual in-line package (DIP) switches (2), a push button (3), a 4 Â 3 hexadecimal keypad (4), eight LEDs (5), four 7-segment displays (6), and an HD44780 compatible 2 …
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Design and testing of a fuzzy logic based seeding depth control system
A hexadecimal keypad , arranged in a 4 x 4 matrix, provides operator input.
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Design and Implementation of a Microprocessor-Based Interrupt-Driven Control for an Irrigation System
HARDWARE DESIGN The controller system built around the Z80 CPU contains one RAM, one EPROM, a Z80PIO, four 8255 programmable peripheral interface devices, one 8-channel 8-bit ADC a hexadecimal keypad and numerical displays.
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Versatile real time microprocessor development system
This is true for minimal systems such as student generated projects where typically switches or hexadecimal keypads are used for input and LED or seven segment display units are used for output, and resident monitor is not available [3].
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VP-110 voice encryption unit for airborne applications
Features of the VP-110 include: over-the-air rekeying; time and frequency division scrambling; 10 19 key variables, key variables entered via hexadecimal keypad , or with the use of the public key feature; good voice recognition; in-band FSK synchronisation; government …
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