The company has just assigned me a task to develop a multimedia messaging system. The main requirements are: PC (Windows platform) + multimedia messaging software system + GPRS MODEM to achieve multim...
[font=微软雅黑][size=4][color=#ff0000][b] I was a senior student at that time, facing graduation, and I didn't know anything. [/b][/color][/size][/font] By chance, the school organized a training, which m...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:44[/i]Don't some chips have an enable terminal? Is the enable terminal connected to ground or power? It seems that I read in the book that th...
This team is located in Hangzhou, and undertakes the design, development and production of various digital and analog circuits for Zhejiang's small and medium-sized electronic enterprises; Development...
I'm interested in getting a binocular USB camera module, preferably one that can be exchanged for an STM32F469[color=#000]IDISCOVERY. If interested, please leave a message. [/color]...
Why is there an error in my spwm wave generation? ?
#include#define uint unsigned int#define uchar unsigned charuint j=0;uint k=0;uint b[100] = {11.3088,33.9152,56.4882,79.0055,101.4447,123.7839,146.0...
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]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[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]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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 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]
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]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[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]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[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]