Category:Embedded
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Stm32-Using TB6612 to drive motor and encoder speed measurement
Write the catalog title here a factor (leading an effect)I. Motor and encoder parametersII. HardwareIII. WiringIV. Drive motors1、TB6612 motor drive2、PWM mode of timer to drive the motor V. Encoder speed measurement1. Encoder interface mode of the timer2、Principle of Timer Encoder Mode Speed Measurement3、Configuration of encoder mode4、Encoder mode related code5. Speed measurement methods VI. Related questions […]
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HX711 Pressure Sensor Study I (STM32)
catalogs Schematic. Pinout: HX711 Introducing the principle of operation. Program Explanation: Complete set of works: Sent the code project, and the blog does not match, if the compilation has reported errors please follow the reported errors and the blog for modification Schematic: Pinout: The VCC and GND pins are the power input ports of the […]
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[Parameter Adjustment Magic] PID Parameter Adjustment Using VOFA+Upper Unit (with lower unit code)
1. What is VOFA+? Simply speaking, VOFA+ is a super serial assistant, in addition to realize the serial data sending and receiving of the general serial assistant, it can also realize the data plotting (including histogram, FFT chart), control editing, image display and other functions. Using VOFA+, it can bring convenience to our usual debugging […]
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STM32 Timer Timing Calculation
STM32 Timer Timing Calculation STM32 Timer Frequency(for) instanceofficialreference STM32 Timer Frequency Timing Time = Timer Frequency / Multiplier / Load Cycle htim1.Init.Prescaler = 72-1; htim1.Init.CounterMode = TIM_COUNTERMODE_UP; htim1.Init.Period = 1*1000*1000; tim = 72×10^6 / (72-1)/ 110001000 = 1us According to the frequency of the timer clock, for example, the frequency of the clock is 72MHZ, […]
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Video Surveillance Based on AliCloud MQTT IoT Platform
1. Introduction to the project This project is based on the video surveillance project of IoT Volume Platform Remote, which realizes data reporting and subscription between two devices through MQTT protocol. This project demonstrates how two MQTT devices can subscribe to each other for message flow. Create two devices on the AliCloud server, divided into […]
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ESP32-CAM based on the map of the exploration trolley project ( open source code )
Preface:This article is a handfulESP32-CAM Practical Project——ESP32-CAM Mapping Exploration VehicleThis project only utilizesESP32-CAMat the heart ofMCUThe realization of the trolley projectimage transmissionplanning and controlincorporation. The chassis drive wheels of the graphic transfer trolley use theMcNamee Wheelcollocation4 N20 motorswithTC118SDriver circuitry. The upper computer, on the other hand, utilizesAPP inventor(Wxbit Graphics)Perform the programming to realize that theUDP […]
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ESP32-CAM based on the map of the exploration trolley project ( open source code )
Preface:This article is a handfulESP32-CAM Practical Project——ESP32-CAM Mapping Exploration VehicleThis project only utilizesESP32-CAMat the heart ofMCUThe realization of the trolley projectimage transmissionplanning and controlincorporation. The chassis drive wheels of the graphic transfer trolley use theMcNamee Wheelcollocation4 N20 motorswithTC118SDriver circuitry. The upper computer, on the other hand, utilizesAPP inventor(Wxbit Graphics)Perform the programming to realize that theUDP […]
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Android Serial Port Usage
catalogs preamble I. Introduction to the environment II. Introduction to equipment 2. Method 1:. 1. Introduction of libraries 2. Writing code 3. Method 2:. 1. Introduction of libraries 2. Writing code IV. Complete code. V. Source code. preamble Serial port is a protocol used for android to communicate with hardware devices, you can send some […]
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RMII Interface Interface Analysis
RMII Interface Overview RMII interface has 12 signal lines, all signal names are described from the MAC layer side, the main # include four parts. One is the transmit data interface from the MAC layer to the physical layer, the second is the receive data interface from the MAC layer to the physical layer, the […]
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[IOT] BDS/GNSS Full Constellation Positioning and Navigation Module–ATGM332D-5N
With the continuous progress of technology, navigation systems have become an indispensable part of our daily life. Traditional navigation systems often only provide basic maps and route planning, which is not enough to meet some special needs or personalized positioning.Full Constellation Positioning and Navigation ModuleThe emergence of the navigation module brings us a brand new […]