Learn how to build a wireless stepper motor controller using an ESP32-S3 and TMC2240 driver. This detailed tutorial guides you through wiring, custom PCB design, USB-C PD power management, closed-loop control with an AS5600 encoder, and a browser-based UI with real-time status and RGB feedback. Includes Gerbers, BOM, and full source code.
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Wireless ESP32-Based Stepper Motor Driver with TMC2240
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Interfacing ESP32 with Thermal Printer using UART ESC/POS
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Technical guide to interfacing ESP32 with thermal printers (PNP-500/RS203) over UART. Explains hardware wiring, power considerations, and implementation of ESC/POS commands for printing text, images, barcodes, and QR codes. Includes detailed circuit diagrams and Arduino code on GitHub.
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DIY Smart Watch using ESP32
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In this project, we are going to build a feature-rich, customizable smartwatch from scratch. We are going to make this using the best affordable and easily available components. Since designing such a product is a lengthy time-consuming procedure, we are going to do this in parts.
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ESP32 SIM800L GSM Module Tutorial
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SIM800L is a very compact GSM/GPRS module that can be integrated into a lot of IoT projects due to its compact size and flexibility.
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Low Power IoT Based Compact Soil Moisture Monitoring Device
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In this project, we will build a low-cost connected solution with a pre-designed Soil monitor using different components
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IoT Projects
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Internet of Things (IoT) is revolutionizing the electronics industry. With more and more applications adapting IoT, it is important for the engineers of today to get acquainted with this technology.
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WiFi Switch for Home Appliances with ESP8266
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Learn how the build your own WiFi switch with the ESP module and how to control any appliance of your favorite place.
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DS3231 RTC Module
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The DS3231 is a Precise Real Time Clock Module based on the AT24C32 IC. The module can provide information like date, day, week and time to a microcontroller through I2C communication. The DS3231 is a Precise Real Time Clock Module based on the AT24C32 IC. The module can provide information like date, day, week and time to a microcontroller through I2C communication.
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IoT Based Air Pollution Monitoring using NodeMCU
https://quartzcomponents.com –
In this project, at first, we will be knowing about the MQ135 sensor and its internal circuit. Later we will be building an air pollution monitoring system using nodeMCU and MQ 135 gas sensor and interface an LCD (16X2) display to nodeMCU, to show the pollution content value.
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Inventory Management System using IoT
https://iotdesignpro.com –
Here we make an IoT enabled inventory management system using an Ultrasonic Sensor, NodeMCU ESP8266, and ThingSpeak cloud platform. In this system Ultrasonic sensor is used to count the number of products stored in a rack, ThingSpeak is used for live monitoring of data, and IFTTT is used to send a mail whenever the products count goes below the user-defined criteria.
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