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.
With the advent of China's 5G era, this article discusses one of the important development directions: narrowband Internet of Things applications (Cat-M/NB-IoT). From the perspective of RF devices, th...
The car's accelerator pedal position sensor converts the amount (angle) of pedal depression into a voltage signal, thereby providing the engine control unit with a signal of the actual opening angle o...
JPG format images can be displayed on the GEC6818 development platformI. Task: Display RGB color LCD screen -- For example: Fill the LCD with purple.1. Analysis of technical points1) Understand the co...
As shown in the picture, it is a screenshot of the PCB in Altium Designer 16. How can I set the 2D line of this part of the PCB as the silk screen layer at once? Instead of setting it section by secti...
It's a Friday evening and you decide to make fish tacos, so you pop into your local supermarket on your way home from get off work. It only takes a few minutes to find the cilantro, or, more accuratel...
1. I want to go to a retirement home, and I want to go to various retirement units, such as state-owned enterprises, civil servants, and public institutions near my home. 2. I still insist on my choic...
0 Introduction
The PCI bus is a local bus independent of the CPU. There are generally two solutions to implement the PCI interface: using programmable logic devices and dedicated bus interface...[Details]
Volkswagen will make a major upgrade to the Car-Net infotainment system in most 2020 vehicles , allowing owners to use a smartphone app to remotely start the vehicle or set the car as a secure ...[Details]
Preface
RFID tags are divided into two types: passive tags and active tags. Passive tags are contactless IC cards. Due to the short reading distance of passive tags, they are limited in many a...[Details]
1. Initialization function GPIO_Init(GPIOB, GPIO_Pin_3, GPIO_Mode_In_FL_IT); EXTI_SetPinSensitivity(GPIO_Pin_3, EXTI_Trigger_Falling); //Error, will be explained below 2. Interrupt function INT...[Details]
PLC currently has 5 standard programming languages, including graphical programming languages and textual programming languages.
Graphical programming languages include:
Ladder Diag...[Details]
In 2023, domestic autonomous driving has been involved in urban navigation and assisted driving for a long time. However, I dare say that the number of users who have truly experienced urban functi...[Details]
At the beginning of the new year, in the automatic packaging workshop of the lithium salt factory of Jiangxi Ganfeng Lithium Co., Ltd., bags of packaged lithium hydroxide were sent to the warehouse al...[Details]
According to reports, Google's Fuchsia operating system has always been mysterious, but at this I/O developer conference, Hiroshi Lockheimer, head of the company's Android and Chrome browser, finally...[Details]
//Not much to say, let's go straight to the program void ADC1_DeInit(void) { ADC1- CSR = ADC1_CSR_RESET_VALUE; ADC1- CR1 = ADC1_CR1_RESET_VALUE; ADC1- CR2 = ADC1_CR2_RESET_VALUE; ...[Details]
On June 26, at the theme summit of the 5th Jiwei Semiconductor Summit titled "The Heart and the Core are in Harmony, and Changes are Like Kunpeng", Xu Hongxing, an academician of the Chinese Academy ...[Details]
Recently, at the Henan Provincial Independent Innovation System Construction Work Conference held at the Yellow River Guest House in Zhengzhou, the Henan Provincial Major Science and Technology Projec...[Details]
1. Dynamic speaker
1. Check from the appearance and structure
Observe the iron frame of the speaker from the outside to see if it is rusty; whether the paper cone is damp, moldy, or cracked; wheth...[Details]
After launching iQOO Pro 5G and NEX 3 5G, vivo, which took the lead in the 5G market, has achieved the largest market share. As 2020 is approaching, vivo launched its first dual-mode 5G mobile p...[Details]
In the field of digital signal processing, the output response of a discrete-time system can be directly obtained by the discrete convolution of the input signal and the system's unit impulse respo...[Details]
Xie Jingdong, professor at Shanghai University of Electric Power and former director of the Market Department of East China Energy Regulatory Bureau
Since the promulgation of Document No. 9 of...[Details]
RF/Wirelessly
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