With the IR infrared receiving module as an accessory, the development board can remotely control the LED light. Its overall structure is shown in Figure 1.
Figure 1 Overall composition
The pin connec...
1. The so-called varistor voltage is the breakdown voltage or threshold voltage. It refers to the voltage value under the specified current. In most cases, it is the voltage value measured when 1mA DC...
An LED lamp at home is broken. This is a common 9W LED bulb. Since it cannot be used, I thought of disassembling it and analyzing it.It is easy to disassemble. Just squeeze the lampshade in front and ...
Shrek-shaped MP3 player Those who like Shrek will definitely be interested in this MP3 player. It borrows the head shape of Shrek.People's thinking is really amazing. There is nothing that cannot be d...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
In recent years, as energy consumption and environmental protection issues have attracted people's attention, my country's solar photovoltaic power generation industry has shown a rapid development...[Details]
On April 17, the U.S. Department of Commerce suddenly announced that it would completely ban U.S. companies from
selling parts, goods, software and technology
to
ZTE
within 7 years. This als...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
Recently, the " ZTE
incident"
caused by the Sino-US trade war
has caused heated discussions in the electronics industry. It not only reflects that Chinese companies are lagging behind in the...[Details]
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
In Windows environment, the source code is encoded in UTF-8. If the source file created by STM32CubeMX contains Chinese comments, then using STM32CubeMX to regenerate the source code will cause the C...[Details]
introduction In the general project development process, two or more microcontrollers are often required to communicate to complete data transmission. For example, a quadcopter wirelessly transmits d...[Details]
Since China began to try to produce panels independently in 1998, in 2018, China's panel industry has gradually upgraded from a marginal industry to the largest production scale. Especially in the ...[Details]
I rewrote the main part of this program. The program uses the watchdog as a normal timer and scans the digital tubes in the watchdog interrupt. In addition, I added a display buffer. If you want to d...[Details]
Recently, Zhejiang Lipu Crushing Equipment Co., Ltd. invested 50 million yuan to build a new "annual production of 1,200 high-efficiency and energy-saving ultra-fine pulverizer construction project...[Details]
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
I believe that many netizens who have watched "Interstellar" will remember this classic line, "Do not go gentle into this good night, nor let passion be drowned by the gloom of twilight". Different...[Details]
As photovoltaic power stations come into people's view, people are paying more and more attention to them. Recently, some netizens asked me how to match the inverter and components of photovoltaic ...[Details]
RF/Wirelessly
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