The 86 box has built-in 00 01 that supports the use of modbus (can be used as a slave or a host). Currently, it only supports 03 and 10H instructions. The default baud rate is 1115200, and the baud ra...
Today is December 31, 2021, the last day of 2021. I should summarize what I have gained at EEworld on this day.Summarizing 2021, I feel that time has passed too quickly. In a blink of an eye, another ...
The influence of antenna structural parameters on antenna performanceThe parameter scanning analysis function of HFSS is used below to analyze the actual effects of the resonant length L of the invert...
Keil's code optimization is really annoying. Last night, the program failed when I selected -O0 optimization. Today, the program failed when I didn't select -O0 optimization. I don't know what to do....
1. Tools and materialsComputer, Windows systemESP8266 development boardmicro-USB cable1 LED light 1220Ω resistor 1breadboard + some jumpers
2. Hardware Connection3. Method steps1. Open the Zero Knowle...
The rk3568 chip is very powerful and can support many screen interfaces. The display interface support is very rich.The sunychip-rk3568 development board supports the screen with MIPI interface. The i...
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Function: Read_74HC595
Description: Read the input data of n 74HC595s
Calls: HC595_delay; GPIO_ResetBits; GPIO_SetBit...[Details]
The rise of self-driving cars will largely disrupt the travel industry, bring new opportunities and challenges, and change business models. One of Didi's main advantages in developing self-driving ...[Details]
After a long time of struggling, I finally figured out how to compile and run arm bare metal programs in Linux. To compile and run arm bare metal programs, you can consider using the arm tool chain to...[Details]
Introduction Both of them are pseudo instructions: ADR is a pseudo instruction for reading addresses in a small range, and LDR is a pseudo instruction for reading addresses in a large range. The prac...[Details]
With the continuous development and application of automation technology, programmable logic controller (PLC) has become an indispensable part of modern industrial control systems. As one of the wo...[Details]
Akamai Launches Akamai Connected Cloud and New Cloud Computing Services
The service takes a radically different approach to cloud computing, integrating core and distributed computin...[Details]
1. Why do we need to do electromagnetic compatibility design for products?
Answer: To meet product functional requirements, reduce debugging time
,
make products meet the requirements o...[Details]
Traditional DDS was proposed by American scholars Tierney et al. It is implemented using a lookup table structure and is difficult to meet the requirements of high precision, high resolution, and r...[Details]
In the blink of an eye, Audi digital lighting has entered the 2.0 era. This generation of digital headlights has expanded the functional range and design freedom, and realized communication with th...[Details]
Nubia has launched another gaming phone, the Red Magic 6R, with a starting price of 2,699 yuan, which is positioned lower than the Red Magic 6 smartphone series. The Red Magic 6R has a 6.67-inch pu...[Details]
Nowadays, car multimedia systems are almost as important as airbags, and have even become standard equipment. With the advancement of technology, car multimedia systems are becoming more and more int...[Details]
The Philippines’ energy bureau has called on the international community to donate inverters and batteries to help build solar energy supplies as the country struggles to get back on its feet after...[Details]
Cook circuit (CUK) circuit basic structure
Circuit working process
1. VT is turned on, inductor L1 charges and stores energy, capacitor C1 charges capacitor C and
discharges ...[Details]
I have never understood why the AC97 IP downloaded from the official website cannot run. The whole IP is just an empty shell. When bit_clk is input, no signal is output. From the RTL of the IP, even i...[Details]
On October 14, Neijiang Vice Mayor Bi Sheng led a team to the Chuanwei Lianjie Base to care about the development of the enterprise. Neijiang Municipal Government Deputy Secretary-General Peng Yun,...[Details]