Let me take a look at the hot topics of the past two days. The Huawei CFO incident has caused a lot of controversy. Most people still support Ms. Meng. Of course, there are also people who are indiffe...
[i=s]This post was last edited by qwqwqw2088 on 2021-6-22 09:35[/i]This article mainly introduces the simulation method of CH55x microcontroller using ISD51 and gives simple operation routines.advanta...
1. IntroductionProduction testing is an important part of the production process, ensuring product quality and improving product image. The light production testing solution is designed to save produc...
[i=s]This post was last edited by jennyzhaojie on 2021-1-26 00:20[/i]The only peripheral resource on board is the LED light, and its circuit schematic is shown in Figure 1. Let's make good use of it.F...
At present, in the official tutorials and functions, it seems that only one PWM wave with adjustable duty cycle is sent out. If you want to use one timer like DSP to send out two complementary PWM wav...
The TMS320F28335 has three serial ports, SCIA, SCIB and SCIC. The GPIO pins correspond to the following:
SCIA corresponds to two groups of GPIO28/29 and GPIO35/36, SCIB has four groups of pins to choo...
According to the Nikkei, Sony announced its consolidated financial results (US GAAP) for the fiscal year ending March 2021 on the 28th. The financial report showed that net profit doubled from the pr...[Details]
The detector is widely used in on-site detection in petrochemical, coal, metallurgy, chemical, municipal gas, environmental monitoring and other places. It can meet the measurement needs of special o...[Details]
The Qichacha APP shows that on April 6, Guangzhou Juwan Technology Research Co., Ltd. underwent industrial and commercial changes, adding several new shareholders including Guangxi Tencent Venture Ca...[Details]
5G is just around the corner and will bring many changes over the next decade and transform our relationship with technology. Features of 5G include ultra-high speeds and unprecedented response tim...[Details]
1. Move the robot in the forward direction so that the spacer block falls on the piston rod.
2. Place the spacer on the exposed piston rod between the fisheye fitting and the cylinder, pus...[Details]
1. The concept of priority in STM32 (Cortex-M3) There are two priority concepts in STM32 (Cortex-M3): preemptive priority and response priority. The response priority is also called "sub-prio...[Details]
Product introduction: ●The ultimate pursuit of measurement accuracy and high-frequency characteristics Equipped with 4-channel power input, the reading value error is ±0.04%, and the full-scale error...[Details]
According to the International Energy Agency (IEA),
19% of
the electricity
consumed worldwide
is used for lighting. Therefore, in recent years, countries around the world have been committed ...[Details]
This year, affected by various factors, the global stock market has continued to be sluggish, and the three major A-share indices have not been immune. As of March 11, the Shanghai Composite Index fe...[Details]
An ultrasonic rangefinder is made using the STC89C52 microcontroller, ultrasonic module (HC-RS04), DS18B20 digital temperature sensor and LCD1602 liquid crystal display module. The first line of the ...[Details]
One of the important properties of noise is its spectral density. Voltage noise spectral density is the effective ( RMS
) noise voltage per square root hertz
(usually in nV/rt-Hz). Power spectra...[Details]
On December 17, the first Dishui Lake China RISC-V Industry Forum was held in Lingang, Shanghai. At the meeting, Yang Qing, product line director of Feisling Microelectronics Technology Co., Ltd., in...[Details]
1. ULN2003 chip introduction
ULN2003 is a high voltage, high current Darlington array, consisting of seven silicon NPN Darlington tubes. The features of this circuit are as follows:
...[Details]
Recently, I was studying the 51 microcontroller and learned about timers. Since my foundation is not very solid, I spent a lot of time on this aspect. Here, I will introduce the timers and interrupts...[Details]
1 Introduction
Fieldbus is the most active field in the current industrial bus field, and CAN bus is one of the important fieldbuses in the industrial data bus field. CAN is the abbreviation o...[Details]