☞ Essential Resources for Programmers to Advance to Architects, Free Giveaway ☜ The Raspberry Pi does not come with a display by default. If you want to view some system information, you need to log into the Raspberry Pi from a computer or connect an external monitor via HDMI. This can be a bit cumbersome, … Read more
1 Introduction This product is a development board for Holtek’s 32-bit MCU HT32F52367, specifically designed to be pin-compatible with the Arduino Nano development board, supporting both the Arduino IDE and Keil IDE, making it easier for beginners to learn programming. The BM18B367A uses the HT32F52367, a Cortex®-M0+ core at 3.3V, as the main MCU, supporting … Read more
Yateli AT32 MCU Forum: https://bbs.21ic.com/iclist-224-1.html *Reading Instructions: The following application cases are briefly introduced without any particular order. For detailed evaluation content and relevant source code, materials, etc., please copy the original link to your browser to view. Evaluation One I2C Collection of MAX30102 Blood Oxygen Data https://bbs.21ic.com/icview-3279602-1-1.html I’ve had the development board for a … Read more
Introduction In circuit design, level matching is a fundamental requirement, yet it is often overlooked, which can lead to device failures and communication anomalies. In this article, we will reveal how to avoid device failures caused by level mismatches and provide practical design advice to ensure your circuit designs are both efficient and stable. Level … Read more
This tutorial focuses on how to use the TM1637 4-digit display module on the Raspberry Pi Pico. Required Components – Raspberry Pi Pico or Pico W– TM1637 4-digit display module– Breadboard and jumper wires– microUSB data cable TM1637 is an LED (Light Emitting Diode) driver control circuit with a keyboard scanning interface, integrating MCU digital … Read more
Click the above “blue text” to follow the DF Maker Community and become a technical beauty lover together! Now that we are gradually familiar with the Raspberry Pi, we can start doing some simple experiments! Among digital sensors, the most commonly used are I2C communication sensors. The I2C (Inter-Integrated Circuit) bus is a two-wire serial … Read more
█ How to migrate a new sensor? First, confirm whether the hardware interfaces of the motherboard and the module are consistent. Based on specific resolution, frame rate, and other requirements, obtain the corresponding register configuration from the module manufacturer, and configure the sensor driver and DTS according to the platform requirements. After completing the corresponding … Read more
MLX90614 is a digital infrared temperature sensor developed and produced by Melexis. It can measure the surface temperature of an object without contact, achieving temperature measurement by measuring infrared radiation, making it very suitable for applications that require avoiding contact with the target object or need to measure temperature in high-temperature environments. Here are some … Read more
Hardware List1. Principle of Ultrasonic Distance Measurement2. Using HCSR04 Ultrasonic Sensor3. Using LCD1602 Liquid Crystal Display1. I2C Communication Protocol on Arduino2. Displaying “Hello World!” on LCD16024. Completing Ultrasonic Distance Measurement5. Conclusion Hardware List 1. Principle of Ultrasonic Distance Measurement The ultrasonic sensor we use is the HCSR04. It has two “eyes” that function the same … Read more
RPPAL is a powerful library that provides a user-friendly interface for Raspberry Pi, allowing you to easily access peripherals such as GPIO, I2C, PWM, SPI, and UART. It not only enables you to control these peripherals effortlessly but also supports USB-to-serial adapters, allowing for more interesting development on the Raspberry Pi. The Core Advantages of … Read more