Can DSPF2812 control two modules that need serial port control with one serial port? A voice module and an LCD module. Both of them need serial port to send commands and receive the same content!...
How should I analyze this circuit diagram, [img=110,0]https://bbs.eeworld.com.cn/ajaximage.php?aid=93546&size=300x300&key=82d8e62ef9272a74cd176c3374945057&nocache=yes&type=fixnone[/img]? How did I bui...
Hello friends: I have a Bosch infrared passive detector. When the alarm is triggered, it outputs a disconnected switch signal. I want to use this signal to control the speaker to send out an alarm sig...
The square wave signal has a low voltage of 0V, an amplitude of 3.3V, and a frequency of 1Hz to 2MHz. How to use analog circuits plus FPGA to measure the rise time of the square wave's rising edge?...
KylinlinkDIY This DIY mainly introduces a digital remote control of a flight control system, with the openpilot's oplinkmini as a reference. The main tasks are as follows: 1) Add RF modules with 100mW...
[b][color=rgb(57, 154, 178)][url=http://www.cnblogs.com/jasonxiang/archive/2012/10/17/ubuntu_boa.html]Configuration and setup of boa server under Ubuntu[/url][/color][/b] [color=rgb(51, 51, 51)][backc...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[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]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
introduction
The air compressor unit in the operating area of a lead-zinc mine in Guangdong is a key equipment in mining production. There are six imported Ingersoll Rand CENTAC air compress...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]