I have done 1 or 2 EVC development projects. They are basically industrial control, that is, the touch screen controls the hardware to complete some actions. Users are always a little dissatisfied wit...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] It was learned from the launch ceremony of the 2011 China Home Appliances Expo that the home appliance expo, which has been succ...
It's like this. I wrote a DLL and put it on the phone. (No need to consider the CPU problem, because I wrote it on the POCKET PC 2003 platform) Then I used CeRapiInvoke to connect on the PC. But it al...
I just started to get involved in communications, and I would like to ask you experts a question. I hope you will not criticize me and answer me patiently. Thank you in advance! My question is, I want...
Recently, I have a project that requires peripherals with 5V and 3.3V. The main control is 3.3V, and there is a screen powered by 5V. The current is about 300+mA. The lithium battery is a single-cell ...
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]
ZTE
The communication embargo incident has impacted the communication industry and sounded the alarm for the semiconductor industry. Let's follow the embedded editor to learn more about the r...[Details]
This part of the code in the void SystemClock_Config(void) function in the main file generated by stm32cubemx RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; This bug occurs, and the f...[Details]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[Details]
Recently, the "Smart Photovoltaic Industry Development Action Plan (2018-2020)" jointly issued by six departments has put this concept on the forefront. Photovoltaic smart solutions will become the ne...[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]
The frequency calculation formula of the PWM wave generated by the output comparison mode of the timer is: 72M/((2*(arr+1))*(psc+1) ) For example, if you set: PWM_Init(1000-1,72-1); (PWM_Init(arr,psc...[Details]
/*----------------------------------------------- Name: IIC protocol PCF8591 AD/DA conversion Content: Use DA input, digital tube display output digital quantity, LED display analog voltage size ...[Details]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
The technical collaboration with Swedish battery manufacturer Northvolt will focus on developing system design solutions to integrate energy storage into wind and hybrid power plants.
Vest...[Details]
Understanding the concept of inverter
The process of converting AC power into DC power is called rectification, the circuit that completes the rectification function is called a rectif...[Details]
China Energy Storage Network News:
According to the State Grid Zhejiang Electric Power Company, the company has actively formed a research and development team to jointly develop a blockchain...[Details]
Regular inspection
Check the terminal voltage and internal resistance of each unit battery regularly. For 12V unit batteries, if the terminal voltage difference between each unit battery i...[Details]
Following the commissioning of Ningbo Moxi's 500-ton annual graphene microsheet production line, the graphene-modified high-energy-density lithium-ion supercapacitor jointly developed by Ningbo CRR...[Details]