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.
After seeing the news that TouchGFX is free, I downloaded it and tried it out right away. I used the STM32L4R9 development board. Through TouchGFX, I can directly generate code and burn code to develo...
In the past few decades of hardware design, this term is very unfamiliar to Chinese people, especially our 50HZ and 60HZ systems.
What is bridging? The explanation in Wikipedia is about communication ...
Registration for the 2021 STM32 National Tour Seminar is now open!About Roadshow
In September 2021, the 15th STM32 National Tour Seminar will be launched.This STM32 seminar will go to 12 cities across...
EEWORLD社区ST Sensors & Low Power Wireless Technology Forum
I want to make a controllable constant current source with a load resistance of 50 ohms to 10k ohms. The current output is about 1ma in pulse form. There is a switch that outputs current pulses when t...
[color=#333333][font=微软雅黑][color=#000080]Q: We cannot download the latest batch of core boards using our original environment. Later, we downloaded your latest download tool and 4.4 official image fro...
Abstract:
This design mainly realizes that the LED display changes its brightness with the ambient light to avoid unclear display during the day or dazzling at night due to too bright; and com...[Details]
ARM has 7 basic working modes User: Non-privileged mode, most tasks are executed in this mode FIQ: This mode will be entered when a high-priority (fast) interrupt is generated IRQ: When a low-prior...[Details]
China Energy Storage Network News:
On March 14, Zhongjian Technology signed a large order of carbon fiber and carbon fiber fabrics worth 2.169 billion yuan, with applications in the high-en...[Details]
Recently, the industry's first academic paper was published in the top international energy journal "Journal of Power Sources" (SCI Zone 1, IF: 9.794), using a real commercial all-lug large cylindric...[Details]
The 8051 microcontroller has four 8-bit parallel I/O ports, denoted as P0, P1, P2 and P3. Each port is an 8-bit quasi-bidirectional port, occupying a total of 32 pins. Each I/O line can be used ind...[Details]
Recently, Apple has been caught in a whirlpool of public opinion. According to the latest report released by Gartner, in the second quarter of 2019, global smartphone sales reached 368 million uni...[Details]
This program has been tested on STC89C52!
Crystal oscillator 11.05926,
occupying resources, external interrupt 1,
LCD1602, display decoding!
Serial communication baud rate 4800KBS;
...[Details]
Among the many trendy electronic devices in cars, the smart key system is very eye-catching. The keyless entry technology brings excellent convenience, and the one-touch start brings a full sense ...[Details]
introduction
Low-voltage and high-current DC-DC module power supplies have always accounted for about half of the market demand for module power supplies, and research on its related technolo...[Details]
This is not a power plant in the traditional sense.
Here is an innovative platform based on the ubiquitous power Internet of Things, which can access 11 types of ubiquitous adjustable resource...[Details]
Key points of using printf() function in keil When searching for information online, I found an article introducing the use of printf() function in keil. I copied it here as a memo. In Keil, pri...[Details]
As of 4:00 a.m. on December 18, the ±800 kV UHV Zhongzhou Converter Station, the receiving-end converter station of the Tianzhong DC Project, the first "double 800 UHV DC project" in China and the ...[Details]
O Introduction
Solar semiconductor refrigeration and air conditioning is a special refrigeration method based on the photovoltaic effect of solar energy, that is, through the "light-electr...[Details]
1. Experimental Purpose Use STM32 to generate two signals with different frequencies at the same time, and observe the flashing speed of the two LEDs on the development board, as well as view the wav...[Details]
In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]
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