Semiconductor materials are electronic materials that have semiconductor properties (conductivity between conductors and insulators, resistivity in the range of about 1mΩ·cm to 1GΩ·cm) and can be used...
[i=s] This post was last edited by yjguohua on 2019-4-25 11:14 [/i] [color=#008000][backcolor=rgb(255, 255, 255)][font=Tahoma,]I would like to ask, how should I drill the heat dissipation holes on the...
As the title says, I saw a SGM38042 chip from Shengbang Microelectronics participating in an annual power management/voltage converter award voting today. I was immediately curious and learned about t...
The huge demand for wireless access to the Internet and wireless multimedia data services has promoted the rapid development of wireless communication technology. Broadband, IP and mobility of communi...
1. Current status of sewage metering in Shengli Oilfield The metering of sewage reinjection in oilfields is a key link in the reasonable allocation of oil wells. A large amount of industrial sewage i...[Details]
#include //Include a 52 standard kernel header file
#define uchar unsigned char //Define for easy use
#define uint unsigned int
#define ulong unsigned long
#define WriteDeviceAddress 0xa0 //Defin...[Details]
Huawei will release its foldable screen flagship Mate X2 this month, kicking off the foldable screen mobile phone market in 2021. It is worth noting that Samsung is also preparing its own fol...[Details]
Problem: Because there is no 5V pin on the stm32 minimum development board, the VCC and GND of the ultrasonic module are connected to the computer USB port for power supply, and the power supply of t...[Details]
According to Jiwei.com, on July 8, the signing ceremony of the Jinrong Cili Science and Technology Innovation Industrial Park project was held in Cili County, Zhangjiajie, Hunan Province. At the sign...[Details]
Large battery packs consisting of series-connected, high-energy-density, high-peak-power lithium-polymer or lithium iron phosphate (LiFePO4) cells are used in a wide range of applications, from pure...[Details]
Not half an hour, not ten minutes, not even a minute.
Recently, scientists have developed a new type of battery that can be fully charged in seconds, which is faster than refueling. It...[Details]
1: Created the MC9S08A project with default parameters;
2: The sprintf function is used in the program, causing the program to run away
question:
(1): First, reference the header file: s...[Details]
The function of pushf is to push the value of the flag register onto the stack, while popf pops data from the stack and outputs the value of the flag register. The following are examples of the use...[Details]
Digital storage is the storage of signals in the form of digital codes in an oscilloscope. When a signal enters a digital storage oscilloscope, or DSO, the oscilloscope will sample the signal volta...[Details]
Not long ago, a Waymo driverless taxi and a cyclist had an accident in San Francisco. The accident occurred around 3 pm local time. After the accident, the cyclist was not seriously injured and did...[Details]
Abstract: The concepts of transformer, electronic transformer and high-frequency electronic transformer are analyzed in detail, and the development direction of high-frequency electronic transforme...[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]
The intelligent compact shelving control system is a highly automated storage device, which is widely used in libraries, archives, warehouses and other places. It realizes intelligent control and m...[Details]
RF/Wirelessly
京公网安备 11010802033920号
EEWORLD
