During the Chinese New Year this year, I played with smartphones non-stop. I had an iPhone 3G, Google's Nexus, and Samsung's P1010. I felt that they were really good. I also opened Weibo accounts, inc...
TCCR1A = 0X23; TCCR1B = 0X1B; OCR1A = 1249; OCR1B = 500; The above program outputs a frequency of 100Hz. I want to output a frequency of 2KHz. According to the formula, OCR1A=61 is calculated, but the...
[i=s]This post was last edited by MianQi on 2021-10-13 19:44[/i]Due to the problem encountered in the combination of "Ubuntu 20.04 + STM32CubePorg":Therefore, I used "Windows 10 + STM32CubePorg" inste...
[backcolor=rgb(232, 232, 232)][color=#000000]The program is borrowed from dp83848. Now the situation is to test the data of stm32f107 end rx0, rx1 and tx0, tx1, a8 output 50M crystal oscillator, that ...
This article analyzes the ever-changing methods of car theft and the corresponding development of car anti-theft technology, focusing on TI's latest car anti-theft solution - the encryption technology...
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]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[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]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[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]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]