OLED display

Using the CW32 Module: 8-Digit LED Display Module

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Using the CW32 Module: 8-Digit LED Display Module

1Module Source>>> Product Physical Display： Data Download Link：https://pan.baidu.com/s/15TcV9HevtfVBWcm7pgRNTw Data Extraction Code：e1q5 2Specifications>>> Operating Voltage：4-5.5V Operating Current：8-330MA Scanning Rate：500-1300Hz Communication Protocol：Single Bus Pin Count：5 Pins (2.54mm pitch header) Refer to the manufacturer’s documentation for the above information 3Porting Process>>>Our goal is to port the example to the CW32F030C8T6 development board. First, we need to obtain the … Read more

ESP32 Arduino Development with Resistive Soil Moisture Sensor

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ESP32 Arduino Development with Resistive Soil Moisture Sensor

Recently, I have become fascinated with the ESP32 development board and wanted to learn more about it. I happened to purchase a resistive soil moisture sensor, which is shown below: I thought of using the ESP32 to test this sensor. The sensor has four pins: VCC (power), GND (ground), DO (digital signal), and AO (analog … Read more

Arduino Mini Weather Station: Monitoring Temperature and Humidity with DHT11 Sensor and OLED Display

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Arduino Mini Weather Station: Monitoring Temperature and Humidity with DHT11 Sensor and OLED Display

Do you want to set up a weather station at home to monitor temperature and humidity changes anytime, anywhere? Then try this mini weather station! We will use Arduino, the DHT11 temperature and humidity sensor, and an OLED display to build a super cool weather monitor. Don’t worry, despite the long name, the actual operation … Read more

Understanding PLC Connections with 7 Types of Devices

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Understanding PLC Connections with 7 Types of Devices

Common input devices for PLCs include buttons, limit switches, proximity switches, toggle switches, dip switches, and various sensors, while output devices consist of relays, contactors, solenoid valves, etc. Correctly connecting the input and output circuits is essential for the safe and reliable operation of PLCs. 1. Connection between PLC and Main Control Devices Figure 1 … Read more

Connecting PLC with 7 Types of Devices: Easy to Understand!

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Connecting PLC with 7 Types of Devices: Easy to Understand!

Search WeChat Jicheng Training Common input devices for PLCs include buttons, limit switches, proximity switches, toggle switches, dip switches, and various sensors, while output devices include relays, contactors, and solenoid valves. Correctly connecting the input and output circuits is a prerequisite for ensuring the safe and reliable operation of the PLC. 1 Connecting PLC with … Read more

Arduino Course – Ultrasonic Distance Measurement (Part 9)

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Arduino Course - Ultrasonic Distance Measurement (Part 9)

Click the blue text above to follow us Video Teaching Lesson 9: Ultrasonic Distance Measurement 1. Course Introduction This lesson uses the ultrasonic distance sensor as an example to explain the principle of ultrasonic distance measurement and the use of OLED display based on the IIC communication protocol. Hardware required for this lesson: Arduino UNO, … Read more

How to Create an LED Scrolling Display with Arduino

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How to Create an LED Scrolling Display with Arduino

MAKER：diyperspective/ Translated by: Fun Endless Scrolling text displays are widely used in various occasions such as billboards, train stations, bank counters, toys, and even wearable electronic badges… Have you considered DIYing this feature? It is quite simple for Arduino, as you can use the existing Arduino libraries to display letters from A-Z, which is quite … Read more

Innovative Snowflake Sensor Designs for the Minor Snow Solar Term

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Innovative Snowflake Sensor Designs for the Minor Snow Solar Term

The Minor Snow solar term signifies the gradual onset of colder weather, and the season of falling snowflakes is approaching. During this time, designing a sensor capable of detecting snowflakes is particularly interesting and practical. This article will boldly envision three theoretical design schemes to help everyone better understand and apply this technology. The first … Read more

OLED vs LCD Screens: The Clarity Advantage of 120Hz OLED

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OLED vs LCD Screens: The Clarity Advantage of 120Hz OLED

After the release of the Redmi K30 Supreme Memorial Edition, with a price of 1999, netizens exclaimed how great it is. Besides the true full screen, the biggest selling point of this device is that it uses Samsung’s 1080P 120Hz true full screen. Yesterday, Samsung Display posted on Weibo to support the Redmi K30 Supreme … Read more

Why LCD’s Screen Off Display is More Power Efficient than OLED?

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Why LCD's Screen Off Display is More Power Efficient than OLED?

There was a survey that showed ordinary users unlock their screens 150 times a day, mostly just to check for new messages. The screen-off display feature was designed to save users from the hassle of repeatedly unlocking their devices. So how has this feature developed? Why is the screen-off display feature rarely used in LCD … Read more