I learned about Xianji Semiconductor last year and have been paying attention to it. Later, I saw Yehuo selling HPM6750 and HPM6450 chips on Taobao. I wanted to buy a development board when Yehuo rele...
[i=s]This post was last edited by RCSN on 2021-6-26 16:28[/i]1. Design Intention
Last year, when I was on a business trip, I needed a lot of serial communication or debugging on site. I also brought a...
I am a newbie in microcontrollers, please give me some advice!!!
Design a battery voltage detection device
Voltage displayed on LCD1602
When the voltage is lower than 2.6V, the indicator light flashes...
[i=s]This post was last edited by dql2016 on 2021-1-16 16:59[/i]The MCU used in the NUCLEO-L552ZE board is STM32L552ZET6. The STM32L552xx is based on the Cortex-M33 core , the Armv8-M with Mainline ex...
Does the ESD protection device have to be placed close to the connector? Why is this? Can someone please explain this to me?
Lower the series inductance? Is that correct?...
According to the official account of Guizhou Radio and Television Network Co., Ltd., the construction of the Guizhou provincial node of China Radio and Television's 5G core network was officially lau...[Details]
In addition to measuring the basic parameters of radar pulses directly in the oscilloscope, you can also use more powerful vector signal analysis software. The figure below is an example of using Keys...[Details]
Measuring oil well production is an important task in oilfield production management. Accurate and timely measurement of oil well production is of great guiding significance for understanding reservoi...[Details]
One day, an engineer told me that he was developing a product using the STM8S chip, using a certain ADC channel, using the continuous acquisition mode, and enabling the ADC conversion end interrupt. ...[Details]
July 8 news, more than 6,500 Samsung Electronics workers went on strike today, demanding higher wages and performance adjustments. South Korean union leaders hope that this three-day strike protest...[Details]
When talking about low-power processors, the first thing that comes to mind is always MSP430, but in fact STM32 can also have good low-power characteristics. Through reasonable software settings, the ...[Details]
Millimeter-wave radar chips have always been almost monopolized by foreign manufacturers such as NXP, Infineon, and Renesas Electronics. China has not yet formed a scale in the field of millimeter-wa...[Details]
From a novice to an expert, it seems a bit arrogant, but it is true. The official has brought us a more practical stm32 tool. This tool is STM32CubeMX, which was mentioned when I played free...[Details]
This part of the circuit is mainly composed of a 315MHz wireless data transmission module and an integrated coding PT2262. The schematic diagram of the wireless transmission module is shown in Figure...[Details]
Recently, SamMobile reported that Samsung is developing two new Exynos chips, one for flagship devices and one for mid-range devices. The flagship chip that the company is developing is code-named si...[Details]
In the previous issues, we introduced the testing of WLAN terminals. In this issue, we will talk about the conduction test items of WLAN AP.
The test environment is shown in the figure below. The...[Details]
1 Introduction
In industrial production and daily life, temperature is one of the important parameters that need to be measured and controlled. Many physical phenomena and chemical properties of o...[Details]
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8*8LED dot matrix——display digital experiment
Implementation phenomenon: After downloading the program, the number 0 is ...[Details]
In recent years, the domestic new energy market has seen a continuous increase in new cars and explosive growth in sales. Compared to the "thriving" new energy market, as more and more manufacturers ...[Details]
1 Introduction
In recent years, with the maturity of wireless communication technology, wireless sensor telemetry systems have shown great advantages. The telemetry system is to achieve long-di...[Details]