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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]

Wang Xiaochuan, the "Wudaokou Goalkeeper", is going through a level that he has never gone through before. For example, Sogou's (NYSE: SOGO) financial report, artificial intelligence, and the futur...[Details]

In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]

1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows:  The output is as follows:  It can...[Details]

All relevant units: In accordance with the relevant requirements of the provincial and municipal electric vehicle charging infrastructure construction work, in order to further standardize the...[Details]

The last two blogs talked about a version problem of STM32CubeMX and the problem of hardware reset. When you solve these two problems, you will find that after the program is burned into the board, t...[Details]

Automotive LCD Instrument Clock EMI Solution As early as 2014, the market size of China's automotive full LCD instrument has reached 3.506 billion yuan, and it is expected that by 2020, this s...[Details]

　　At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]

This small program is still the use of timer, which is relatively simple. The specific parts are noted in the comments, please refer to the comments. /*********************************************...[Details]

What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]

1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]

Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]

1) Independent watchdog has no interrupt, window watchdog has interrupt   2) Independent watchdogs can be divided into hardware and software, while window watchdogs can only be controlled by software...[Details]

The first one is a DMA mode of multiple channel acquisition void ADC_DMA_Config(void)  { ADC_InitTypeDef ADC_InitStructure; RCC_HSICmd(ENABLE); while (RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET);  ...[Details]

    The STM8L contains a 12-bit ADC with 25 input channels, including an internal temperature sensor, an internal reference voltage     As can be seen from the figure above, there is an internal re...[Details]