TCS3200 Color Sensor Interfacing with ESP32
Overview of TCS3200 Color Sensor Color Sensor Module has 4 LEDs with TCS3200 Color Sensor IC. Module is designed in such way a that 4...
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DS18B20 Sensor Interfacing with ESP32
Overview of DS18B20 Sensor DS18B20 is a Digital Temperature sensor which is developed by Maxim Integration. This sensor measures...
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LM35 Sensor Interfacing with ESP32
Overview of LM35 LM35 is a temperature sensor that can measure temperature in the range of -55°C to 150°C. It is a 3-terminal device that...
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MPU6050 (Gyroscope + Accelerometer + Temperature) interfacing with LPC2148
Introduction MPU6050 Module MPU6050 sensor module is an integrated 6-axis Motion tracking device. It has a 3-axis Gyroscope, 3-axis...
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HMC5883L triple axis magnetometer interfacing with LPC2148
Introduction Magnetometer HMC5883L is used for measuring the direction and magnitude of the Earth’s magnetic field. It is used for low...
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HTTP Client using SIM900A GPRS and LPC2148
Introduction SIM900 enables GPRS connectivity to embedded applications. We can implement HTTP Client protocol using SIM900 HTTP function...
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TCP Client using SIM900A GPRS and LPC2148
Introduction SIM900 enables GPRS connectivity to embedded applications. We can implement TCP Client protocol using SIM900 TCP function AT...
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RFID RC522 Interfacing with NodeMCU
The module is based on the MFRC522 chip from NXP, which supports various RFID protocols, including ISO/IEC 14443 A/MIFARE, ISO/IEC 7816,...
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LPC2148 SPI (Serial Peripheral Interface)
Introduction to SPI The Serial Peripheral Interface (SPI) is a bus interface connection protocol originally started by Motorola Corp. SPI...
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MAX30100 Pulse Oximeter Interfacing with NodeMCU
Description The MAX30100 Pulse Oximeter is a medical device that is used to measure blood oxygen saturation levels, heart rate, and pulse...
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Analog Gauge Temperature Reading using ESP32 Server
Description In this guide, we will build a web server with the ESP32 to display temperature sensor readings on the analog gauge. We will...
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Temperature Alert on WhatsApp using ESP32
Description Let’s build WhatsApp Temperature Alert System using ESP32. For Temperature measurement, we will use the DS18B20 temperature...
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Temperature Alert on Telegram using ESP32
Description Let’s build Telegram Temperature Alert System using ESP32. We will use the DS18B20 temperature sensor as an example. It is a...
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Temperature Alerts on Email using ESP32
Description Let’s build Email Temperature Alert System using ESP32. We will use the DS18B20 temperature sensor as an example. It is a...
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Control the LED using Telegram message and ESP32
Description What is Telegram? Telegram is a cloud-based instant messaging platform and communication app. It allows users to send and...
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Send a Telegram message using ESP32
Description What is Telegram? Telegram is a cloud-based instant messaging platform and communication app. It allows users to send and...
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ESP32 Publish Sensor Readings on Google Sheets.
Description In this guide, we’ll show you how to publish any sensor readings/data on a google spreadsheet using the ESP32 board. For...
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Send Emails using ESP32 with SMTP Server
Description What is SMTP server? SMTP stands for Simple Mail Transfer Protocol. This Protocol allows sending and receiving emails over a...
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Control the LED/Appliance using Telegram Group with ESP32.
Description What is Telegram? Telegram is a cloud-based instant messaging platform and communication app. It allows users to send and...
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How to create ESP32 WiFi Server
Description ESP32 has inbuilt Wi-Fi functionalities. It has three Wi-Fi modes. Before that, let’s understand the terms Wi-Fi station and...
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