Today's high-speed PCB design has increasingly stringent requirements for layout. The layout basically determines the general direction and structure of the wiring, the division of the power and groun...
Common control interface
EN：Enable. Enable the chip to work. When it is needed, open the EN pin, and when it is not needed, close it. Some chips are high enable, some are low enable, you need to read ...
Since the RF front end is a core component of mobile communication products, it needs to adapt to multiple communication standards and multiple frequency bands. With the commercialization and populari...
LittleFS has the advantage of write load balancing (improving the life of flash), so the current default file system format of micropython is LittleFS, while the old version uses FAT format. So how to...
LED display unit board:
A. The whole board is not lit
1. Check whether the power supply and signal line are connected.
2. Check whether the test card can identify the inter...[Details]
I recently received a project to design a software and hardware system for a taxi meter. I designed a solution using the 51 single-chip microcomputer, and the effect is pretty good. Welcome everyone ...[Details]
Introduction: The host computer sends a message to the slave computer through the RS232 serial port. The slave computer receives the message and performs two actions: (1) LED light changes. (2) R...[Details]
Xiaomi Community’s official account recently released an official response progress report, answering some questions that Mi fans were concerned about last week. IT Home learned that the p...[Details]
The reference power supply has little to do with the power supply itself and its process, but its temperature characteristics are stable, and it is widely used in analog circuits. The temperature char...[Details]
High-pressure sodium lamp (HPSL) is a kind of high-intensity discharge lamp (HIDL-High Intensity Discharge Lamp). It is widely used in outdoor lighting, such as squares, roads, docks, etc., because of...[Details]
Huawei, a global ICT company and leading supplier of solar inverter technology, has recently confirmed that it has worked with EPC company Greencells Group to complete a 62 MW solar PV portfolio in...[Details]
Recently, the first digital RMB charging station in Beijing, developed and constructed by State Power Investment (Beijing) Comprehensive Energy Company, a subsidiary of State Power Investment Beijing ...[Details]
1. Preparation before transplantation Preparation of uboot source code ported by Samsung Ubuntu14.04 restart network card command, ifdown eth0, ifup eth0 Install openssh and log in to Linux remotely ...[Details]
The latest global survey of element14 reveals that Industry 4.0 will become the dominant application of the Internet of Things within 5 years The third annual element14 IoT survey also confirmed t...[Details]
When we use the power analyzer for testing, we select the appropriate synchronization source. If the synchronization source is not set properly, the measured value may be unstable or erroneou...[Details]
Since the reform and opening up, the security industry has experienced rapid development for nearly two decades. Taking security video surveillance as an example, its technology has developed from...[Details]
Security designers and constructors often overlook the security power supply, which has a significant impact on system stability. As the "heart" of the security system, any security equipment canno...[Details]
Introduction
Driven by modern technology, it is increasingly used in daily life and work scenarios. This article will introduce MercuryX1, an advanced robot that uses the camera at the end o...[Details]
In an intelligent workshop in the Chengdu Economic Development Zone's Jingrong Digital Economy Industrial Park, workers are working in an orderly manner, and the fully automatic production line is run...[Details]
PCB Design
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