There are many programs on the Internet for driving RC522 with MSP430, but beginners don't know how to modify them. unsigned char SPIByte(unsigned char SPI_Byte) { unsigned char SPI_Recv; USISRL = SPI...
I received a call today and unexpectedly received a small prize. It turned out to be the prize from this event. The timeless IoT solution [/size][/b] [b][size=3] It looks small and exquisite, and feel...
[i=s] This post was last edited by dontium on 2015-1-23 11:34 [/i] This is a classic work by the master of National Semiconductor. It explains the fault diagnosis of analog circuits in detail. Haha, I...
Project requirements: Scan the QR code (including 16 bytes of data) laid on the ground on a car moving at 1.5m/s, and complete image acquisition and processing within 50ms. Considered platform: stm32f...
LCD1602 data transmission problem? I have a question: DB0~DB7 are the data transmission ports of LCD1602. Usually we write data in this form: PORTA=dat; that is, PA0~PA7 are used to transmit data to D...
[b]1-6-3-2. Calculation of the parameters of the forward switching power supply transformer[/b] The calculation of the parameters of the forward switching power supply transformer is mainly considered...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
In recent years, with the increasing demand for manufacturing and automated production management, industrial barcode scanners have gradually become an indispensable part of the industrial manufact...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[Details]
Recently, South Korean robotics giant WIRobotics launched its first general-purpose humanoid robot, ALLEX, at the Robotics Innovation Center (RIH) at the Korea University of Science and Technology....[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
For today's new energy vehicles, they have different configurations from fuel vehicles, and some configurations have also become a selling point for manufacturers. Compared with traditional vehicle...[Details]
Definitions of VR
, AR, and MR:
What is Virtual Reality?
Virtual Reality (VR), also known as "spiritual realm" or "illusion," is a high-tech technology that has emerged in recent ye...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[Details]
Recently, I received a request to use OK1028A-C to output PWM square wave. However, I found that there was no relevant instructions on the OK1028 platform, so I started writing this article.
A...[Details]
On August 19, Huawei's Executive Director and Chairman of the Device BG, Richard Yu, shared a Weibo post about a conversation he had with a Zunjie S800 owner. The owner had driven over 5,000 kilome...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]