I really have no other choice. I need help from experienced friends. This weekend is just torture. I can’t figure it out! ! Below are two core tasks in the Zhougong uCOS+UDP communication routine, and...
[b]The role and principle of TL431 in switching power supply In the feedback system of common switching power supply, TL431 and isolation optocoupler are often used. What is their role? How to choose ...
Openmv for hpm has been updated by the author in the past few days, mainly fixing the following:In addition, using the face recognition example of openmv, under RGB565 HQVGA, with the default find_fea...
Our college assigned a task, to make 1hz and 10hz sine wave oscillators, and then be able to switch between the two waves using a single chip microcomputer, and the sine wave can be detected by the si...
[b][color=#ff00ff]If you haven't disassembled it, you haven't owned it! [/color][/b] --Nicholas Eric I like this saying, it perfectly describes the joy of disassembling! I have a half-dusted multimete...
[size=2]Let me talk about my recent learning experience[/size] [size=2]In general, there are six sensors on the SensorTag[/size] [align=left][color=rgb(64, 64, 64)][size=2][font=symbol]·[/font] [font=...
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]
Since the second half of 2017,
the market share of
quantum dot
displays has dropped significantly, with global sales falling from 3.42 million in 2016 to 2 million in 2017, a 42% decrease; d...[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]
The ARM11 (S3C6410) processor is selected as the hardware platform, the embedded Linux operating system is used as the software platform, the background difference method and the frame difference...[Details]
Since the 20th century, our data
storage
has evolved from media such as magnetic tapes, floppy disks and CDs to sophisticated semiconductor
storage
chips that can store data in coun...[Details]
WPG Holdings announced that its subsidiary Youshang has launched a wireless smoke alarm solution based on STM and Semtech . With the development of the national economy and the enhancement of...[Details]
According to TechRadar, given rumors that
Google
is developing a Pixel Watch
,
the
recently renamed Wear OS
smartwatch
operating system may soon be able to show its full cap...[Details]
The analog watchdog of the ADC is used to check if the voltage is out of bounds. It has two upper and lower bounds, which can be set in the registers ADC_HTR and ADC_LTR respectively. The library fun...[Details]
The role of the watchdog: Since the operation of the microcontroller is often interfered by the external electromagnetic field, the program may run away and fall into an infinite loop. The normal ope...[Details]
The STM32 watchdog has two WWDG and IWDG. The biggest difference between the two is that IWDG has only one lower limit for feeding, while WWDG, as the name implies, must be fed within a range to ensu...[Details]
Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[Details]
1. What is PWM What is PWM? Professionally speaking, it is pulse width modulation. In layman's terms, it is the continuous output of high and low levels. For example, the microcontroller outputs...[Details]
Microcontroller MCU
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