For example, a frame of received data is stored in the array rx[]={0x87,0x81,0x82,0x83,0x84,0x85}. How can I display it using the 12864 LCD? The display effect is: 87 81 82 83, etc. In the past, it wa...
Since the serial port signal is a pulse signal, that is, it belongs to AC, why do we use the DC range to measure it? Is the value measured by the DC range an effective value? Can we use the AC range t...
[color=#000000][color=#008000][color=#ff6600][font=Verdana]As the creator of the global RISC standard, ARM's dominant position in the field of embedded processors has long been recognized by everyone....
A TFT LCD, driver chip ST7735, the microcontroller can be connected to 5V or 3.3V power supply. When using 3.3V, the LCD pins use resistors to divide the voltage to get 3V level, the LCD displays norm...
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[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]
Introduction: Traditionally, lead-acid batteries have primarily been used to provide backup power and power regulation based on location. In typical applications, the battery's actual use (discharg...[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]
Wireless Communications
Ethernet protocol
Touch screen and 200Smart
In real-world systems, multiple PLCs are distributed throughout a single workshop, centrally controlled by a...[Details]
1. Overview of the current status and future development of the bionic market
Bionic robots, innovative products that integrate biomechanics and robotics, have experienced explosive growth...[Details]
Ever since smartphones became popular, their battery life has become a major concern. Although current phones often have large batteries of 3,000 to 4,000 mAh, heavy users still have to charge thei...[Details]
A speaker box, also known as a loudspeaker enclosure, combines high, mid, and low-frequency speakers within a specially designed enclosure. A crossover network routes high, mid, and low-frequency s...[Details]
Organic light-emitting diodes (
OLEDs) offer numerous advantages, including inherent brightness, low power consumption, minimal thickness, short response time, high contrast, wide viewing angle...[Details]
A new wave is coming, and the supply chain often leads the way.
With
the widespread adoption of
smart cars
,
LiDAR
has become a must-have feature in smart cars, like a saf...[Details]
As semiconductor performance and efficiency continue to improve, today's mobile devices are rapidly increasing in functionality and complexity. In particular, as mobile devices begin to surpass the...[Details]
The SB42511, SB42520, and SB4282 operate with an input voltage of 6 to 25V and output currents up to 1A. They feature built-in temperature protection, current limiting, and PWM dimming circuitry. T...[Details]
Analog electronics
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