HDM04-BC15N

In recent years, as energy consumption and environmental protection issues have attracted people's attention, my country's solar photovoltaic power generation industry has shown a rapid development...[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]

Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]

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

In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]

1. Development Environment       1. Applicable chips: All STM32F4 chips       2. Firmware library: STM32F4xx_DSP_StdPeriph_Lib_V1.8.0       3，IDE：MDK517 2. Driver source code       Delay.h...[Details]

Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]

In 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]

Our photovoltaic power station starts working at 5:30 in the morning. When you are still sleeping, the inverter starts working to make money! Some people are skeptical. The sun hasn't even...[Details]

As many companies listed with the concept of touch screen begin to "transform and upgrade", the official voice of the TP industry is getting smaller and smaller. At the same time, the list o...[Details]

At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source laser TVs . The outstanding color performance ...[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]

From concept proposal, prototype exploration, technology accumulation to product iteration and industrial development, VR has gradually expanded from the military market to the consumer market...[Details]

As photovoltaic power stations come into people's view, people are paying more and more attention to them. Recently, some netizens asked me how to match the inverter and components of photovoltaic ...[Details]