STM32 uses an internal oscillator. When debugging the code that used to work, I found that it always died in the HAL_RCC_OscConfig function of the stm32f0xx_hal_rcc.c file. The following code was repe...
Preface
I have never used silicon chips before, and I know nothing about this brand. I remember it was a gecko logo. I was lucky enough to participate in the review this time, so I started to understa...
Question 1: When performing trigonometric operations, which method is faster? I am currently using cossp in c67fastMath downloaded from the official website, but the time it takes is about six times t...
When debugging, you often need to check some signals inside the module under test or even the signals inside multiple submodules instantiated in the module under test to find the cause of the problem....
There is nothing much to say about the unboxing. It is a paper box, two micro data cables and a development board. There is a voice broadcast when it is powered on. The screen is quite beautiful.My co...
Recently, the signing ceremony for the subscription of shares of Shanghai Kaishitong, a subsidiary of Wanye Enterprise (600641.SH), was officially held. It is understood that the founding team of Kai...[Details]
This is the signal generator class project I made. The schematic diagram was drawn with proteus and written in C language with keil4.1. The simulation schematic diagram is as follows The microcontr...[Details]
Semiconductor test equipment supplier Advantest announced that it has signed an agreement to acquire US-based R&D Altanova. R&D Altanova is a leading supplier of consumable test interfaces, substra...[Details]
introduction
AD1836 is a high-performance single-chip vocoder newly launched by ADI, suitable for digital audio systems. It uses 5V power supply, and the digital interface input and output...[Details]
In the hot and thunderstorm season, due to various reasons, the power generation does not increase but decreases, which not only affects the economic benefits of photovoltaic power stations, but al...[Details]
News from Changzhou shows that on July 6, the first phase of Jiangsu Ruien New Energy’s Ruien high-rate lithium-ion battery cell R&D and manufacturing base project started construction in Changzhou N...[Details]
On March 7, when talking about his thoughts on the government work report, Liu Jiang, deputy to the National People's Congress and general manager of Changhong Holdings Group, said in an interview wit...[Details]
Liquid crystal displays are composed of liquid crystal boxes and backlight components. The backlight provides sufficient brightness and high uniformity for the liquid crystal panel to ensure the di...[Details]
This article introduces the main features and advantages of SSL1623PH, block diagram and typical application circuit diagram.NXP's SSL1623PH is a switching power supply (SMPS) controller that can work...[Details]
Use the ds18b20 sensor on the development board to measure the current temperature, and use the digital tube to output the current temperature value. Achievement results: The test results show t...[Details]
Problems encountered and understanding when using keil4 to implement serial-to-parallel conversion. 1. Serial to Parallel 74HC595 1. Question: (1) During the compilation process, an error messa...[Details]
On January 29, Broadcom Integrated released its earnings forecast, stating that the company expects its net profit attributable to shareholders of listed companies in 2020 to decrease by RMB 204.39 m...[Details]
By surveying more than 5,000 consumers in the United States, Germany, the United Kingdom and China, the Strategy Analytics Consumer Insights team released the latest free report "Working from Home Be...[Details]
I wonder if you have noticed this detail when watching Huawei's press conference: when Huawei releases new products, the manufacturers used for comparison are basically Samsung and Apple, rather than...[Details]
The circuit explained here is basically a warning signal generator designed mainly for automotive applications. It triggers a warning signal when the turn indicator switch is not returned to the ne...[Details]