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How EtherCAT and ROS2 Collaborate to Build the ‘Cerebellum’ and ‘Brain’ of Intelligent Robots

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How EtherCAT and ROS2 Collaborate to Build the 'Cerebellum' and 'Brain' of Intelligent Robots

Abstract In the wave of modern industrial automation and humanoid robotics technology, an efficient, reliable, and coordinated communication system is as crucial as a biological nervous system. This article will delve into how to construct the ‘cerebellum’ and ‘brain’ of intelligent robots through the collaboration of EtherCAT (Real-time Industrial Ethernet) and ROS2 (Robot Operating System … Read more

Design of a Sine Wave Signal Generator Based on FPGA: VHDL Code and ISE Simulation

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Design of a Sine Wave Signal Generator Based on FPGA: VHDL Code and ISE Simulation

Name: Design of a Sine Wave Signal Generator Based on FPGA: VHDL Code and ISE Simulation Software: ISE Language: VHDL Code Function: Using ISE to design a 14-bit sine wave signal generator based on the Xilinx DDS IP core; control the number and frequency of the output sine wave signals by manipulating the enable signal … Read more

Xilinx Common IP Core Series | Design and Implementation of a Signal Generator Based on DDS

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Xilinx Common IP Core Series | Design and Implementation of a Signal Generator Based on DDS

「Xilinx Common IP Core Series」 Design and Implementation of a Signal Generator Based on DDS (Includes Verilog Code + Simulation Waveform) In fields such as communications, radar, and test instruments, the signal generator is one of the most fundamental and important modules. Whether for system validation or algorithm experimentation, a stable and flexible waveform source … Read more

One Device for Frequency Modulation and Amplitude Modulation: FPGA DDS Waveform Generator

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One Device for Frequency Modulation and Amplitude Modulation: FPGA DDS Waveform Generator

With a single FPGA, you can control arbitrary waveform generation, including frequency modulation and amplitude modulation! This project utilizes the DDS module and high-speed DAC in the “Little Foot” FPGA development board to achieve high-quality output of various waveforms such as sine, square, and triangle waves. The control method is very intuitive: switch waveform modes … Read more

Design of A Combined Function Signal Generator and Oscilloscope

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After several days of effort, we have basically achieved the above requirements in this design, and proposed improvements in some functional aspects to make the system design more complete. In this design, we use an FPGA as the main controller, but due to time and equipment constraints, this design also has shortcomings, such as the … Read more

Detailed Analysis of FPGA-Based Sine Wave Generators

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Detailed Analysis of FPGA-Based Sine Wave Generators

[Topic]: Detailed Analysis of FPGA-Based Sine Wave Generators [Author]: LinCoding [Date]: 2016.12.27 [Disclaimer]: Please indicate the source when reprinting or quoting We all know that FPGA is a digital device, and in the field of communication, it is often necessary to generate a sine wave signal as a modulation signal. The sine wave is generally … Read more

Calling nvdxt.exe (NVIDIA Texture Compression Tool) in C++ for Image to DDS Conversion

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Calling nvdxt.exe (NVIDIA Texture Compression Tool) in C++ for Image to DDS Conversion

To call <span>nvdxt.exe</span> (NVIDIA Texture Compression Tool) in C++ for converting images to DDS format, command line parameters must be passed to specify the input file, output path, and compression format. Below is the complete implementation plan, including parameter descriptions, error handling, and code examples: 1. Core Parameter Descriptions of <span>nvdxt.exe</span> <span>nvdxt.exe</span> controls the conversion … Read more

Collaboration of STM32 and FPGA: Creating a High-Precision Local Control DDS Arbitrary Waveform Generator

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Collaboration of STM32 and FPGA: Creating a High-Precision Local Control DDS Arbitrary Waveform Generator

Click the blue text Follow us This article introduces the design and implementation of a local control DDS arbitrary waveform generator based on STM32 and FPGA. The project successfully generates adjustable waveforms (sine, triangle, square), frequencies (DC-5MHz), and amplitudes (0.1V-1V) using a high-speed DAC combined with FPGA internal DDS logic, and displays waveform parameters in … Read more

IoT Communication Protocols: A Quick Guide to the “Language Translators” of Devices

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IoT Communication Protocols: A Quick Guide to the "Language Translators" of Devices

Today, we are going to talk about the secret language that allows devices to “speak”—the IoT communication protocols. Don’t be intimidated by this technical term; they are essentially the “WeChat” and “WhatsApp” of the device world, with some being energy-efficient, some being fast, and others being social butterflies (supporting multi-device chatting). 1. IoT Protocols: The … Read more

ROS Applications | How to Achieve Hard Real-Time and Low-Latency Communication

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Introduction With the development of robotics, autonomous driving, and industrial control, the demand for real-time and low-latency systems has become increasingly prominent. ROS2 (Robot Operating System 2), as the next generation of robot operating systems, provides better support for real-time performance, especially based on the DDS (Data Distribution Service) communication mechanism. However, ROS2 itself is … Read more