32-bit low-power microprocessor based on ARMCortexTM M0+ core [b][color=red]Event details: Get 500 LPC800 mini boards for free to experience the excellent performance of MO+ first. Event link: [/color...
[font=微软雅黑][size=4]After the initial evaluation by soso and the re-evaluation by senior engineers, it was decided to give the prize to wstt besk Dontium[/size][/font] [font=微软雅黑]Goo woo, please contac...
My idea is to use timer 0 to generate a pulse every 0.1ms, then use a variable to count the time, and then let the LED (P2_0) light up for one second and then turn off for one second.[code]#include re...
[font=宋体][size=10pt]Recently, many netizens have been asking questions about CRC on BBS. Here is a brief summary with pictures and text translations. I hope you can benefit from it. [/size][/font][fon...
I have searched a lot of information about STM32 hardware I2C on the Internet, but have not found a satisfactory answer, so I wrote down my experience using STM32 hardware I2C, hoping to help friends ...
The direct drive method does drive the LCD, but when the number of scans is large, such as displaying all four numbers, the brightness of the screen is greatly reduced and it is not at all ideal. Does...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[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]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[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]