What is the minimum width of the wiring in a general PCB processing factory? The 0.2MM and 0.15MM width lines I drew that time were too thin and easy to break....
I used CCS to program Launchpad and everything went smoothly. But because the GPIO was too few, I used an F149 board and an unofficial FET430UIF emulator. When I was programming, it prompted that the ...
What does the vertical line between the brackets [ | ] mean, for example: [ {CONFIG} = 16 THUMBCODE SETL {TRUE} CODE32 | THUMBCODE SETL {FALSE} ] What does this mean? IMPORT |Image$$RO$$Limit| ; End o...
Has anyone in the forum used a voice chip? Not a voice recognition chip, but just a general voice prompt chip. If you think that one has more information or is easier to operate, please recommend it! ...
[i=s]This post was last edited by lcofjp on 2017-5-24 03:56[/i] I recently collected two old household appliances on Xianyu, and used them to disassemble them to satisfy my curiosity and to find the j...
What is pull current, what is sink current? What is absorption current? 1. Concept Pull current and sink current are parameters that measure the output drive capability of the circuit (note: pull and ...
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]
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]
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]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[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]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]
PCB Design
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