I am a beginner. I finally wrote a running light. Now I want to learn PWM. I want to use PWM to control the brightness of the LED light, but I don’t know how to write it. Please give me some advice....
I am looking for a circuit or control chip that can output negative voltage. The input voltage is required to be 19-28V. The output voltage is -50 or below. There is no specific requirement for the ou...
[color=#444444][font=Tahoma,]I've been working on GPRS recently, and I'm using the YYW_M203C module. [/font][/color] [color=#444444][font=Tahoma,]This module has both GPRS and GPS positioning. [/font]...
When I initialize the MSP430f149, the program will run away at the next step of opening the main interrupt. I am a novice and don't know why. Program: void Init_Mcu(void) //config GPIO { WDTCTL = WDTP...
SummaryHC32M140 series products are 32bit MCU based on ARM-Cortex M0+ developed by Huada Semiconductor. Compared with traditional CPU cores, they are more efficient and have lower power consumption. W...
It's been nearly a month since I got the board. Unfortunately, I haven't been able to do anything with it due to many other things. I always look at the OS API and feel that I understand it, but I don...
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[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]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[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]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[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 Challenge:
Improving Siemens Wind
Turbine Controls
System software automated testing for regular releases, validating wind turbine control system components during the developme...[Details]
Introduction
The LED market has seen tremendous growth over the past few years. Advances in thermal dissipation, packaging, and processing have resulted in higher brightness, higher efficien...[Details]
In recent years, network technology has developed rapidly, especially the rapid development of peer-to-peer networks, which has become one of the focuses of the industry. Related applications based on...[Details]
1. Don't say "Give me a code" as the first sentence when you see someone else's reply. You should think about why. When you figure it out yourself
and refer to other people
's
tips, you will...[Details]
Facility cultivation technology mainly refers to the technology of using ordinary greenhouses or greenhouses to produce crops such as vegetables and fruits. With the popularization of facility cultiva...[Details]
Automobile testing is an important means to discover various problems in automobile design and development. Based on the test results, an objective evaluation of various automobile performances can...[Details]
Microcontroller MCU
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