Our school uses the campus network. There is only one socket in the dormitory. Now there are five people who want to go online, and the socket is obviously not enough. Now I want to buy a hub to expan...
We undertook a project with 10 instruments, which were about 30m away from the host computer and used two-wire RS485 transmission. When the transmission rate was 57600 bps, the two instruments farthes...
[color=#333333][font="][size=14px]For the same schematic, stm32f103test.hex and 10.hex files are loaded respectively. Loading stm32f103test.hex file can simulate normally, but loading 10.hex file give...
[i=s] This post was last edited by shihuntaotie on 2017-10-11 19:40[/i] I haven't played with electronic things for a long time. Suddenly I remembered that I still have a broken track chassis that I b...
[i=s]This post was last edited by dql2016 on 2021-7-25 14:13[/i]The EFM32PG22 official website provides a lot of detailed information.
The PG22 Development Kit is a development platform for the EFM32P...
In the header file of LM3S9B96 [line 399], there is such a definition: #define GPIO_PORTF_DATA_R (*((volatile unsigned long *)0x400253FC)) After checking the manual, I didn't see this register! Haha, ...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]