Thanks to my colleague for providing the phone :congratulate:If your phone is still under warranty, disassembling it yourself means you have given up the warranty.Disassembling is risky! Disassembling...
[i=s]This post was last edited by ceozxy on 2014-8-9 17:01[/i] [p=30, 2, left][size=3]I would like to share with you some experience of using the RL78 evaluation board:pleased:. After getting the Rene...
As shown in the figure, when I use J-link simulation (AT91SAM7SE256), if it is in RAM or SDRAM, there is no problem, but in FLASH, the following error is reported. The settings in RDI should be fine....
IT Home reported on December 20 that some netizens reported that there was a problem with the Xi'an One-Code server, the service crashed, and it is currently unavailable throughout the city. The offic...
PWM module (servo control and DC motor speed regulation)They are all verifiedpwm modulesmodule pwm(clk,pwm_out,data,en,select);input[1:0] select;input en;input[8:0] data;input clk;output pwm_out;reg p...
[i=s]This post was last edited by le062 on 2022-2-25 12:05[/i]Jerry's plan, the standard for dissuading people from doing business.
Recently, I saw the disassembly of two thousand-yuan wireless microp...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[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]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]