Thumb Wheel Switch Interface Card

Thumb Wheel Switch Interface Card

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Thumb Wheel Switch Interface Card

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MOQ : 1 Piece

Thumb Wheel Switch Interface Card Specification

Operating Voltage
+5V DC

Response Time
Instantaneous Mechanical

Usage
Microprocessor and Microcontroller Lab

Interface Type
BCD Interface, 8255 Compatible

Automation Grade
Manual

Max Height
Approx. 22 mm

Application
Microprocessor and Microcontroller Lab

Display Type
None (Switch Position Indication Only)

Resolution
1 Digit

Humidity
090% RH (non-condensing)

Accuracy
High accuracy binary coded decimal output

Measuring Range
09999 (BCD output)

Port Size
Standard Edge Connector

Product Type
Thumb Wheel Switch Interface Card

Equipment Type
Interface Card

Mounting Type
PCB Mount

Temperature
0C to 50C Operating

Power Supply
+5V DC Regulated

Features
Provision for easy plug-in; Compact design; User-friendly interface; Durable switches

Capacity
8 Binary Decade Switches

Machine Weight
Approximately 120 g

Control Mode
Via Thumb Wheel Switches

Data Output Lines
4 BCD lines per switch

No. of Switches
4 or 8 Decade Switches (varies by model)

Connection
Edge connector pins for interface

Operating Life
Up to 1,00,000 operations/switch

Current Consumption
< 60 mA

Switch Type
Rotary Thumb Wheel Switches

Output Format
Binary Coded Decimal (BCD)

Color
Green PCB with Black Switches

Compatible Devices
8085, 8086, ARM, 8051, etc.

PCB Size
Approx. 150 mm x 55 mm

RoHS Compliance
Yes

Thumb Wheel Switch Interface Card Trade Information

Minimum Order Quantity
1 Piece

Sample Available
Yes

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Packaging Details
carton box, export quality also available

Main Domestic Market
All India

Certifications
ISO 9001, 14001 ,CE

About Thumb Wheel Switch Interface Card

Thumb Wheel Switch Interface Card:

Micro Teknik

Two Digit Thumb Wheel Switch.
Thumb wheel switch can be set from 00 to 99.
Output of Thumb wheel switch is in BCD Format.
Connect to 8255 using 26 pin FRC Connector.
Users Manual with Sample Programs.

Efficient and Accurate Manual Data Input

This interface card enables direct manual decimal input, converting selections into precise BCD signals. Its well-suited for laboratory applications, especially for experimentation and learning in microprocessor and microcontroller scenarios. Its reliable switch mechanisms and fast response optimize workflow, while easy edge connector integration ensures seamless data transfer.

Robust and User-Friendly Construction

Featuring a compact green PCB and black rotary switches, the card is straightforward to install using standard mounting techniques. Designed to withstand up to 100,000 operations per switch, it affords heavy-duty performance and long lifespan. The plug-and-play approach with edge connectors makes it user-friendly for both beginners and advanced users.

Wide Compatibility for Microprocessor Labs

Engineered to interface effortlessly with popular platforms like 8085, 8086, ARM, and 8051, the card also supports BCD and 8255 standards, broadening its utility in diverse lab setups. Its regulated +5V DC power supply requirement ensures stable operation and compatibility with standard lab equipment.

FAQs of Thumb Wheel Switch Interface Card:

Q: How do I connect the Thumb Wheel Switch Interface Card to my microprocessor or microcontroller setup?

A: You can connect the interface card using its standard edge connector pins, which provide direct compatibility with devices like 8085, 8086, ARM, and 8051 processors. Ensure your setup supplies a regulated +5V DC for proper operation.

Q: What is the process for setting and reading values on the card?

A: Simply rotate the thumb wheel switches to your desired digit (09 for each switch). The selected values are instantly converted and outputted via the cards 4 BCD lines per switch, ready for reading by your microprocessor or microcontroller.

Q: Where can this card be used effectively?

A: The Thumb Wheel Switch Interface Card is best used in microprocessor and microcontroller laboratories for manual data input, testing, and educational purposes. Its suitable for integration into lab benches, educational kits, and demonstration projects.

Q: What benefits does this interface card offer for lab applications?

A: This card provides high accuracy BCD outputs, fast mechanical response, and a user-friendly manual control. Its durable switches and compact design also make it great for frequent, intensive laboratory usage.

Q: When can I expect the switches to require replacement or maintenance?

A: The rotary switches have a rated operating life of up to 100,000 operations each. Under typical lab use, this ensures long service life with minimal maintenance required.

Q: What device compatibility does this card offer?

A: Its compatible with standard microprocessors and microcontrollers such as 8085, 8086, ARM, and 8051, as well as with the 8255 interface standard. This makes it flexible for a wide range of lab equipment.

Q: How is the card mounted, and what are its size and weight specifications?

A: The card is PCB-mounted, measuring approximately 150 mm x 55 mm with a height near 22 mm. It weighs about 120 g, suitable for compact setups and convenient handling.

Thumb Wheel Switch Interface Card

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