[color=Red]The problem is: when hcode is initially a value (0xef or 0xdf..), only the key value of this row can be scanned, and pressing the keys of other rows is useless[/color]//4*3 keyboard, row sc...
Foreign netizens share their experience of using NXP iot: [url]https://www.hackster.io/vlasov01/my-air-with-nxp-rapid-iot-0e63a5[/url] [img]https://hackster.imgix.net/uploads/attachments/707982/my_air...
Demand Analysis of Smart Home SystemOverview:
The main purpose of this system is to be able to send control instructions to the sub-controller through PC , mobile phone or system offline. The sub-cont...
Cadence is a large-scale EDA software that can complete almost all aspects of electronic design, including ASIC design, FPGA design and PCB board design. Cadence has absolute advantages in simulation,...
I want to make a module through RS232 interface and use RS232 interface to provide power. Do pins 9 and 10 of the 25-pin interface have 10V voltage? If not, do other pins provide voltage?...
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]
The power transmission system between a car's engine and drive wheels is called its drivetrain. It ensures the necessary traction and speed under various driving conditions, and coordinates these t...[Details]
Electronics engineers all know that transient voltage suppression (TVS) diodes are used to protect ports, preventing damage to downstream circuits caused by transient voltage surges. In short, TVS ...[Details]
This series of articles aims to help readers have a brief understanding of the Hongke KPA Automation system and to quickly get started with MoDK, including: an introduction to Hongke KPA Automation...[Details]
Since entering the electronic components industry, I've learned that electronic components come in different packaging types. Some people have argued that different types of components may look the...[Details]
In a previous article, we introduced
the origin of
AVTP
and the meaning of the various header fields when using it to transmit audio. This article will explain the meaning and constraints of...[Details]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[Details]
New energy electric vehicles are energy-saving, environmentally friendly, have low operating costs, and enjoy strong support from national policies. With the growth in sales of new energy electric ...[Details]