For design engineers who need a quick solution for old serial port based projects, the first attractive strategy is to use a patch system. This can be achieved by adding a custom USB-UART converter be...
Dear all,I use STM32 to implement Virtual COM Port. If only one is plugged into the same computer, it is correct, but if two are plugged in, there will be problems. I wonder if anyone has encountered ...
I plan to use AO3407 as a switch and a CH340 to convert USB to serial port, but it is not used most of the time. The device is powered by a battery because I want to turn off the power of CH340 at ord...
Interrupt is a very important concept, and every microcontroller has interrupts. Different microcontrollers handle interrupts in different ways. Like the Cortex-M4 and M3 , the Cortex-M4 is equipped w...
Please help me: I want to use CVI programming to collect data from multiple points using the 485 serial port. The signals of the 13 points are transmitted to the PC through the 485 bus. The signal is ...
[i=s]This post was last edited by dcexpert on 2016-12-17 21:02[/i] First, let me report on the crowdfunding situation. As of this Saturday, 15 netizens have signed up, and the expected goal has been r...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[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]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
The coking workshop of Tianjin No. 2 Gas Plant is the core of the whole plant's production and an important source of economic and social benefits. Its production automation level and management an...[Details]
1. Composition of product standard system
LED is a new type of lighting appliance product. LED products include the LED itself, the supporting control devices and the lighting products that us...[Details]
Abstract Using FPGA control module, the OLED true color dynamic image drive control circuit is designed. The method of using FPGA to realize OLED peripheral control circuit and 256 grayscale is int...[Details]
Automotive electronics design must provide more competitive cost advantages under the conditions of multiple design requirements such as performance, reliability, and time to market. This article w...[Details]
Supercapacitor is a new type of power storage device that has only been mass-produced in recent years, also known as electrochemical capacitor. It has the advantages of high discharge power of electro...[Details]
As test engineers, we have to deal with the complex testing of Electronic Control Units (ECUs) before assembly. In this short article, I will try to make you more aware of the various applications ...[Details]
Electricity is now widely used by people. Electric energy has become the most common energy used by people. Electric energy is also an important symbol of a country's comprehensive national strengt...[Details]
introduction
Analog-to-digital conversion is a technology that converts analog input signals into N-bit binary digital output signals. Digital signal processing can easily implement variou...[Details]