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...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[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]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[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]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[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: 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]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[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]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]