The YwRobot 5-Bit Analog Keyboard Module is an innovative and space-efficient input device designed for microcontroller-based projects that require multiple key inputs but have limited I/O pins available. Instead of using multiple digital pins like traditional keypads, this module uses a single analog input to detect up to five unique button presses. Each key generates a distinct voltage level that the microcontroller can easily interpret through its ADC (Analog-to-Digital Converter). With its simple 3-pin interface (VCC, GND, and Analog Out), the YwRobot 5-Bit Analog Keyboard Module integrates seamlessly with popular platforms such as Arduino, ESP32, and STM32. Its compact form factor makes it an ideal choice for wearable electronics, control panels, robotics, and embedded applications where space and pin efficiency are critical. Built with high-quality tactile switches and a stable analog output, it offers reliable performance for both beginners and professionals developing interactive systems. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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Features:
5 Distinct Keys: Provides five unique button inputs using only one analog signal.
Single-Pin Efficiency: Saves multiple GPIO pins by combining all buttons into one analog channel.
Easy Wiring: Requires only three pins — VCC, GND, and Analog Output.
Microcontroller Compatible: Works seamlessly with Arduino, ESP32, STM32, Raspberry Pi Pico, and more.
Compact and Lightweight: Ideal for embedded and portable projects with limited space.
Stable Voltage Output: Consistent and distinguishable analog voltages for each button press.
Durable PCB Design: Long-lasting tactile buttons ensure reliable user interaction.
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Applications:
Arduino Control Interfaces: Ideal for building simple user input menus or navigation controls.
Robotics Projects: Use as a manual input control panel for robot operation and mode switching.
Wearable Electronics: Adds compact button functionality with minimal wiring.
DIY Smart Devices: Perfect for home automation panels or handheld controllers.
Embedded Systems: Great for devices with limited I/O pins and compact space requirements.
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| General Specifications |
| Type | 5-Key Analog Keyboard Module |
| Operating Voltage | 3.3V – 5V |
| Number of Keys | 5 |
| Interface | Analog Output (1 pin) |
| Connection Pins | VCC, GND, Analog Out |
| Output Type | Varying analog voltage per key |
| Compatibility | Arduino, ESP32, STM32, Raspberry Pi Pico, etc. |
| PCB Material | FR-4 High-Quality PCB |
| Button Type | Tactile push buttons |
| Dimensions | Approx. 40 × 20 × 10 mm |
| Weight | Approx. 5g |
| Shipment Weight | 0.008 kg |
| Shipment Dimensions | 4 × 2 × 2 cm |
Please allow 5% measuring deviation due to manual measurement.
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Package Includes:
1 x YwRobot 5bit Analog Keyboard Module
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