75000H-11B-5XB

On April 24, Sungrow released its annual financial report. The report shows that in 2017, Sungrow's global shipments reached 16.5GW, of which domestic shipments reached 13.2GW, a year-on-year incre...[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]

CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]

├── STM32_USB_Device_Library                                 USB从设备库 │   │   ├── Class │   │   │   └── hid │   │   │       ├── inc │   │   │       │   └── usbd_hid_core.h │   │   │       └── src │   ...[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]

　　Recently, the US embargo on ZTE has attracted much attention. Let's take a look at the relevant content with the automotive electronics editor. 　　On April 16, local time, the U.S. Department of Co...[Details]

This program mainly uses the comparison output function of the timer to generate PWM waves to control the LED. The comparison output of timer A corresponds to P2.3 P2.4. Therefore, a matching working...[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]

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]

    1. Brief description     A summary of "How to build uClinux kernel transplantation on ARMSYS development board with S3C44B0X as core", including the analysis of Bootloader function and the key co...[Details]

The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]

Notes on inverter installation and maintenance: 1. Before installation, you should first check whether the inverter is damaged during transportation. 2. When selecting an installa...[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]

The pins of stm32 have two uses: GPIO (general purpose io) and AFIO (alternate function io) For some pins (depending on the chip), neither of these two uses exists. For example, in 64-pin products, O...[Details]

I have encountered many problems when tinkering with LD driver recently. I will record them one by one below. Otherwise, who will remember who in five hundred years? 1. Configuration issues of multi-...[Details]