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4Pcs PCA9685 16-Channel Module PWMServoservo Driver Board Controller IIC Interface for Raspberry Pi and Robots MG90S SG90 MG995
HKD 197
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With just 2 pins, the PCA9685 can independently control 16 servos, freeing up valuable I/O resources on your microcontroller for other functions.
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Product Details
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
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Robot Hobbyists
Ideal for hobbyists designing robots that require precise and simultaneous control of multiple servo motors.
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Educational Purposes
Perfect for students and educators in robotics courses looking to learn about servo control and programming.
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DIY Projects
Useful for individuals creating custom projects involving automation and control systems with Raspberry Pi.
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High-Power Applications
Not suitable for projects that require high-torque servos or excessive power beyond the module's capacity.
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Beginner Users
May not be the best choice for complete beginners without prior knowledge of electronics and programming.
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Mobile Robotics
Less effective for mobile robots that need immediate responsiveness and real-time control due to potential latency.
Product Description
4Pcs PCA9685 16-Channel Module PWMServoservo Driver Board Controller IIC Interface for Raspberry Pi and Robots MG90S SG90 MG995
Customer Questions & Answers
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Question:
What is the PCA9685 16-Channel PWM Servo Driver Module used for?
Answer: The PCA9685 16-Channel PWM Servo Driver Module is designed to control multiple servos or PWM devices simultaneously. It can manage up to 16 channels through an I2C interface, making it ideal for applications like robotics and automation projects. By offloading the PWM generation from your main controller, it allows for more streamlined and efficient code execution. This is particularly useful in scenarios such as robotic arms, drones, or automated vehicles, where precise control over multiple servos is necessary. -
Question:
Can I use the PCA9685 module with any Raspberry Pi model?
Answer: Yes, the PCA9685 module is compatible with a variety of Raspberry Pi models, including Raspberry Pi 2, 3, and 4. It's crucial to ensure that you have the correct libraries and drivers installed to effectively communicate with the module. This module's versatility in connecting to different models makes it a great choice for hobbyists and professionals working on projects like automated lighting systems or robotic prototypes. -
Question:
What types of servos can I control with this module?
Answer: You can control various types of servos, including MG90S, SG90, and MG995 with the PCA9685 module. Each servo has unique specifications and torque ratings, allowing you to choose the right type for your specific application needs. For example, MG90S is perfect for lightweight tasks like toy robots, while MG995 offers higher torque for heavier applications such as robotic arms. This flexibility is vital for customizing your projects. -
Question:
How do I connect the PCA9685 module to my Raspberry Pi?
Answer: Connecting the PCA9685 module to your Raspberry Pi is straightforward. You'll typically use the I2C interface to connect the SDA and SCL pins of the module to the corresponding pins on the Raspberry Pi. Additionally, you must connect the power (VCC) and ground (GND) lines. Once connected, ensure that the I2C communication is enabled on your Raspberry Pi, and install the necessary Python libraries to start sending commands to the module. -
Question:
What programming languages can I use with this module?
Answer: The PCA9685 module primarily supports programming languages like Python, Arduino IDE, and C/C++. Python is especially popular due to its ease of use and extensive support for Raspberry Pi projects. With libraries such as Adafruit's PCA9685, you can quickly write scripts to control servos. This modularity permits developers to implement the module across various platforms and projects, from simple tasks to complex robotic systems. -
Question:
How many servos can I control simultaneously with this module?
Answer: The PCA9685 module allows you to control up to 16 servos simultaneously. Each channel can be individually programmed for different PWM frequencies, making it highly versatile for complex projects that demand synchronized movement. This feature is incredibly beneficial in robotics, where multiple servos often need to work in unison, such as in animatronics or multi-joint robotic arms. -
Question:
Is there a need for an external power supply when using the PCA9685?
Answer: In most cases, yes. While the PCA9685 can be powered through the Raspberry Pi, using an external power supply is strongly recommended when controlling multiple servos, especially those requiring higher current. This setup prevents potential damage to your Raspberry Pi’s GPIO pins and ensures stable power delivery for your servos. It's crucial for maintaining consistent performance in applications where power demands fluctuate, such as in robotic competitions or elaborately designed robots. -
Question:
What are the advantages of using a PWM driver board over directly connecting servos to the Raspberry Pi?
Answer: Using a PWM driver board like the PCA9685 significantly reduces the load on your Raspberry Pi's CPU, allowing for more efficient processing. The dedicated module handles PWM signal generation, freeing up resources for other tasks. This is particularly useful in projects where multiple servos require simultaneous control with precise timing, such as robotic arms or automated vehicles, enhancing overall performance. -
Question:
Can I use this module with non-servo devices?
Answer: Yes, the PCA9685 module can control other PWM devices beyond servos, such as LEDs for dimming or motor speed controllers. This versatility opens up a wide range of applications in automation and robotics projects, allowing users to create complex systems that integrate various components. Whether you’re building an LED matrix or a robot, this module can help streamline control and programming. -
Question:
Where can I buy the 4Pcs PCA9685 16-Channel Module in Hong Kong?
Answer: You can conveniently purchase the 4Pcs PCA9685 16-Channel Module PWM/Servo Driver Board Controller from Ubuy in Hong Kong. Ubuy offers a seamless shopping experience with various options suitable for hobbyists and professionals alike. Their platform also provides additional product information and assistance, ensuring you make an informed decision when selecting your PCA9685 module.
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HKD 197
Order now and get it around Wednesday, June 24
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Features & Benefits
- Control up to 16 servos with just 2 pins.
- 12-bit PWM resolution for precision in large-scale projects.
- Supports up to 992 servos when cascaded, ideal for robotics.
- Wide voltage compatibility from 5V to 6V for versatile use.
- Optimizes microcontroller performance with I2C communication.
- Includes protection for LEDs and devices with built-in resistors.
