When I was doing 485 communication between PC and 51 MCU, I used three wires to connect, A, B and GND, and used 232-485 converter on PC side, and ran Serial Port Wizard. During communication, MCU firs...
Things to pay attention to in the development of power amplifier products: electromagnetic compatibilityStrong current loops and weak currents cannot be grounded. Try to use a single point grounding. ...
In the picture, the feedback control loop of the reference voltage chip based on TL432, 1 is the sampling circuit, 2 is the feedback loop, what is 3 and what is its function?...
I use the msp430 microcontroller to send out a PWM control buck circuit with a certain duty cycle. The voltage has dropped from 16v to 5v, which is very stable, but the current does not meet the requi...
[code]LIBRARY ieee;
USE ieee.std_logic_1164.all;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;ENTITY TrafficLight ISPORT (Clk: IN STD_LOGIC;S,Reset: IN STD_LOGIC;mg,my,mr,cg,cy,cr : OUT STD_LOGIC );
END TrafficLig...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[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]
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]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]