[i=s]This post was last edited by oxygen_sh on 2022-3-17 19:54[/i]I am going to use the National Technology M4 development board to make a three-phase motor control application. I searched the box and...
Problem description:For most chips, there is usually a soft start pin in the chip's function pins. Its function is to slowly increase the output voltage to the set value and reduce the inrush at the s...
1. I recently encountered this problem when adjusting the board: the board functions normally when the emulator is plugged in and running online, but some functions of the board are abnormal when it i...
We often come into contact with crystal triodes and are familiar with their use. Relatively speaking, we are a little unfamiliar with crystal field effect tubes. However, due to the unique advantages ...
1. High frequency resistor
The most common circuit element in low-frequency electronics is the resistor, which is used to reduce voltage by converting some electrical energy into heat. The high-freque...
The tree topology of the Zigbee wireless communication protocol includes Co-ordinator (zigbee module-coordinator) nodes, multiple Routers (zigbee module-router) and Enddevice (zigbee module-coordinato...
Function of the circuit
High-frequency amplitude modulation can be achieved by changing the transistor collector voltage to modulate the carrier amplitude. For amplitude modulat...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Handheld Group, a leading manufacturer of rugged mobile computers, today introduced the SP500X Scanning Printer, a wearable device that brings revolutionary technology and efficiency to logistics ope...[Details]
LED, as the fourth generation of green, energy-saving, power-saving and long-life lighting, has attracted wide attention and is developing rapidly. Since LED light sources are semiconductor devices...[Details]
Recently, Zhongcheng Dayou Industrial Group Co., Ltd. (hereinafter referred to as "Zhongcheng Dayou") signed a strategic cooperation agreement with BYD Energy Storage. Zhongcheng Dayou Chairman...[Details]
Recently, Hanbo Semiconductor received 1.6 billion yuan in B1 and B2 rounds of financing, led by Alibaba Group, PICC Capital, Matrix Partners and 5Y Capital, and followed by China Life Science and Te...[Details]
AMD will upgrade to the 5nm Zen4 architecture next month. Including the transitional Zen+ architecture, AMD has launched 5 generations of Zen architecture from 2017 to now. The process has been upgra...[Details]
This chapter discusses the following: ●Absolute address access ●Interface between C and assembly ●Common files in C51 software package ●Segment name conversion and program opt...[Details]
As early as last year, leaker Ming-Chi Kuo mentioned that Apple would cancel the physical buttons on this year’s iPhone 15 Pro and completely eliminate button holes. Today, Ming-Chi Kuo once again ...[Details]
DJI Industry Applications exhibited its latest drone security solutions at the 14th China International Public Security Products Expo, using technology to assist police forces and serve public secu...[Details]
GPIO Task Event blocks (GPIOTE) A GPIOTE block enables GPIOs on Port 0 to generate events on pin state change which can be used to carry out tasks through the PPI system. A GPIO can also be driven to...[Details]
Google is testing the ability to schedule messages in its Google Messages app, and the feature appears to be in limited testing at this point, as it's only showing up for some Google Messages users v...[Details]
According to research by IHS iSuppli, following six consecutive quarters of sequential growth, global semiconductor sales fell 3.7% in the fourth quarter of 2010, the first sequential decline since ea...[Details]
1. Why choose envelope tracking technology?
A power amplifier operates at its highest efficiency when the output power reaches its peak, i.e., when gain compression occurs. For a typical W-CDMA/HSP...[Details]
What is Automotive Radar
Automotive radar is the core sensor of the driver assistance system (detection distance, speed). The long-range radar (LRR) is used to realize automatic cruise control...[Details]