I stored the mobile phone number in E2PROM and then read it out. I want to find a simple way to determine whether the number is a valid mobile phone number. How can I determine it? I use embedded C la...
HOLTEK[/font]Holtek distributor, selling the full range of Holtek products. The key stock models are (the following tax-excluded prices start from [font=Times New Roman]/1000[/font])[/color][/align][a...
[color=#FF6600]Hardware platform: Hi3510[/color] [color=#FF6600]Library: [/color] libhiapi.a [color=#FF6600]The whole process: [/color]After the camera captures the video, it is sent to the encoding c...
[font=微软雅黑]In our forum, there is a discussion on "Is analog circuit outdated?" I think Chunyang's words can better describe the role of analog: analog circuit is no longer the mainstream of engineeri...
[i=s]This post was last edited by damiaa on 2015-3-31 09:26[/i] BitCloud is ATMEL's ZIGBEE version, which currently supports profiles such as smart home, smart energy, and smart sensor. The latest Bit...
[i=s] This post was last edited by iirqc on 2015-4-18 17:35 [/i] Please help: When I used the 430 microcontroller recently, I bought an emulator. The board was made by myself, and the microcontroller ...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[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]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[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]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]