Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
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Recently, I made a TFT screen SPI driver. Since the MISO pin is not used for unidirectional data writing, the SPI is configured as SPI_Direction_1Line_Tx mode. However, when debugging, I found that th...
Capacitive touch technology has been used in kitchen appliances for several years, for example in ovens and frying pans, with discrete buttons behind opaque glass panels. These touch controls have gra...
[i=s]This post was last edited by Jack315 on 2021-1-25 00:52[/i]The transfer function of a single zero is:The Bode plot of the zero point is shown below:On the amplitude-frequency characteristic graph...
Teach you how to learn STM32-M3 series video : https://training.eeworld.com.cn/course/4930This video will guide you to learn the various functions of STM32F103 from the basics to the advanced, and sta...
Use the timer interrupt method to measure the frequency of each clock. The platform used in the experiment is MSP-EXP430G2 LaunchPad, and the MCU is MSP430G2553.1. Check the datasheet. Original manua...
Lithium batteries give electric cars a range of hundreds of miles, and their ability to store energy is well known, but so is the risk of fire, a phenomenon battery professionals call "thermal ...[Details]
The structure and working principle of the low-power clock device DS3231 launched by Dallas Company in the United States are introduced. DS3231 can count the year, month, day, hour, minute and second...[Details]
"Always on, always connected" has become a deeply rooted lifestyle, and mobile phones play a vital role in it. They allow us to obtain data anytime and anywhere, and stay in touch with others th...[Details]
The following figure shows a novel circuit for IR53HD420 to drive light-emitting diodes. In the figure, VDC is 320V DC. It is obtained by rectifying and filtering 220V AC. The IR53HD420 output gene...[Details]
Recently, Qualcomm Technologies International, Ltd., a subsidiary of Qualcomm Incorporated, recently released the "2019 Usage Status Survey Report". This annual report surveyed 6,000 smartphone users...[Details]
This paper adopts a combination of software and hardware design method, uses the area equivalence method, and implements SPWM control of the experimental inverter system based on PIC microcontroller....[Details]
On December 18, the GCL Photovoltaic Energy Storage Industry Integration Project was signed and settled in Kunshan. Suzhou Municipal Party Committee Secretary Liu Xiaotao and GCL Group Chairman Zhu Go...[Details]
=Last week, Fourier announced that
the universal humanoid GR-1 was available for pre-sale
. According to reports, the GR-1 has 44 degrees of freedom throughout its body, and the joint modul...[Details]
The 22nd China International High-Tech Fair was grandly opened on this year's "Double 11". This event can be said to have yielded fruitful results. It is understood that more than 3,300 exhibito...[Details]
Visible light communication (VLC) technology is an advanced fiber-optic wireless communication technology in which visible light (375nm-780nm) is used as a medium for secure data transmission. Compar...[Details]
Playing music with a single-chip microcomputer or playing the electronic keyboard actually outputs a series of square waves at a specific frequency. In order to output a suitable square wave, we shoul...[Details]
There is no doubt that LED products have a broad market prospect, especially in the field of lighting. If LED light sources are widely used in the field of lighting, it will be a revolution in ...[Details]
Heart sound identification refers to a technology that uses human heart sound signals for identity identification. Heart sound is a reflection of the mechanical movement of the heart and cardiovascul...[Details]
LED Lamp is mainly composed of five materials: bracket, silver glue, chip, gold wire and epoxy resin.
1. Bracket:
1) The function of the bracket: used for conduction and support
...[Details]
【1】Hardware connection Use MAX232 to form a serial port level conversion circuit to connect the SST89E516RD microcontroller system to the computer's serial port 【2】Software settings ...[Details]