M80-4T10205F3-09-321-11-301

Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[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]

The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]

I have always wanted to write some posts and blogs, but I just couldn't bear to do it as I just graduated. After some preparation, I decided to write down some of the things I learned in the past few...[Details]

Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[Details]

Time flies. Since the beginning of 2018, news related to home appliance companies have repeatedly made headlines, and competition in the home appliance market continues to intensify. In order to be...[Details]

In most countries, the military is a fairly large group, and the health of soldiers is particularly important to the combat effectiveness of the army. The US Department of Defense's Advanced Resear...[Details]

    With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]

Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]

The adoption rate of serverless cloud computing is gradually increasing, but it has not yet reached people's expectations. Various surveys show that serverless is still an eme...[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]

　　As the brain of a mobile phone, the mobile phone processing chip is of great importance. Xiaomi, which started out as the MIUI company, has long been keenly aware of the gap between China and devel...[Details]

In recent years, in addition to Huawei Kirin chips in the mobile phone industry , Xiaomi's own processor Pengpai S1, AI chip start-ups such as Cambrian, Horizon, and Deephi Technolo...[Details]

According to the description provided in the official manual of ST, it is not difficult to see that the ADC analog watchdog is actually that the user can set an upper and lower limit of the AD value...[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]