I built a board according to the classic telephone circuit, the schematic diagram is shown below. MT8888 is a DTMF transceiver, and TEA1062 is a telephone voice chip with a dialing interface. The TONE...
I am using the F2802-60 device. The program I wrote runs well when it is simulated in RAM using the emulator and CCS3.3. However, after changing the flash configuration cmd file, compilation and downl...
[p=22, null, left][color=rgb(60, 60, 60)][font=微软雅黑, Tahoma,]1 Overview[/font][/color][/p][p=22, null, left][color=rgb(60, 60, 60)][font=微软雅黑, Tahoma,] In order to reduce the tedious process of manual...
Our project is to do an embedded simulation. When I read the SPI manual of s3c2410, I don't understand the following questions. I would be grateful if any expert can give me some advice! ! Here are th...
My computer was shut down several times due to power outages. As a result, it was very slow when I turned it on in the afternoon. It took more than ten minutes to boot up. I couldn't open it with anti...
I am a TI M4 novice. I just bought a LaunchPad on Taobao. I followed the UART program of a friend in the forum and wrote a short code myself, but the running result is incorrect. The function of the p...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]