AD Package Library Components Collection:Package Library Resource Directory: This design is based on the 51 microcontroller temperature and humidity controller system design (Proteus simulation + program + schematic + component list + simple report) Schematic: Altium Designer Simulation diagram Proteus 7.8/8.9 (theoretically can be opened with versions higher than 7.8) Program compiler: Keil 4/Keil 5 … Read more
In the wave of the Internet of Things (IoT), sensors play a crucial role as a bridge connecting the physical world with the digital world. They not only capture various information from the environment but also drive continuous innovation and development in IoT applications. Today, we will delve into the essential sensors in IoT applications, … Read more
Performance Parameters① Main Control Chip: ATmega328P② Digital I/O Pins: 14③ PWM Pins: 6④ Storage (Code Space) 32KB⑤ RAM (Runtime Storage) 2KB; EEPROM (Power-off Storage) 1KB⑥ Crystal Oscillator 16MHzOnline Simulation: https://wokwi.com/ Arduino Uno Tutorial ①: Install Arduino IDE Arduino Uno Tutorial ②: Development Board and LED Test Arduino Uno Tutorial ③: Button Control LED, with Exercises … Read more
Follow,Star Public Account so you don’t miss out on wonderful content The DHT11 digital temperature and humidity sensor is a comprehensive sensor that includes a calibrated digital signal output, commonly used in HVAC, automobiles, dehumidifiers, automatic control, and other fields. This article introduces the DHT11 driver and prints the collected ambient temperature and humidity data … Read more
DHT11 is a low-cost temperature and humidity sensor that uses a moisture-sensitive resistor to measure humidity, employs a digital temperature sensor for temperature testing, and processes the data using a microcontroller with serial output. The DHT11 costs about 4 yuan, though it is not aesthetically pleasing. The DHT22 is priced around 15 yuan, and while … Read more
The temperature and humidity sensors come in various models, such as DHT11 and HTU21D. However, due to parameters such as accuracy and sensitivity, they are not suitable for industrial-grade temperature and humidity monitoring. Their accuracy and sensitivity are both poor. Therefore, in this article, we will use the SHT31 temperature/humidity sensor. They are the best … Read more
Experimental components include: LED, switch and temperature and humidity sensor. 1. Connection of LED LED (Light Emitting Diode) is a solid-state semiconductor device that can convert electrical energy into visible light. It directly converts electricity into light. The core of the LED is a semiconductor chip, one end of which is attached to a bracket, … Read more