High-voltage inverters often use switching circuits for energy saving, maintenance, or when one inverter is used to control multiple motors. There are three types of switching requirements: (1) "Cold"...
I made a download cable with PL2303 and M16 for the 51 board. There are few parts on the 51 board. If you connect the 51 board to the download cable first and then connect it to the computer USB port,...
After returning from a business trip for a week, I found a package on my desk. It turned out to be software + dongle from Electronic Engineering World. What a surprise! Thank you very much! But I woul...
In TI's official routines, there is a usage of watchdog, for example:
C:\ti\simplelink_cc2640r2_sdk_2_40_00_32\examplestos\CC2640R2_LAUNCHXL\drivers\watchdog
This is the watchdog project in my SDK dir...
[color=#000]Now I want to improve the read and write speed of DDR2. If I modify the value of DDR related registers in the Gel file, the program will run away. Is it because the speed of L138 accessing...
Independent network camera is a digital video equipment that integrates many advanced IT technologies such as video compression technology, computer technology, network technology, embedded technology...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]
Industrial Control Electronics
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