On the expansion board designed in the previous article, the 8-bit IO port was expanded using PCF8574 with I2C communication. Now let’s test the input and output.1. Hardware CircuitThe PA8 and PA9 I2C...
This recruitment is for spring social recruitment. Interviews will be organized in major cities across the country at the end of February. Recruitment position: Embedded software direction Recruitment...
I have just received a wince project. First, I installed a wince5.0 operating system on the development board. Now that the platform has been built, what I want to do is to run the wince system provid...
I am using the ADC of Tiva C LaunchPad TM4C123GH6PM to collect data, but once the amount of data increases, it cannot be displayed in real time. I expected to collect 512 data points, but once it reac...
I am a beginner, and now I want to press the button in p3_4 to increase the displayed number by one. How can I achieve this? Please help me, experts!...
China's photovoltaic power generation installed capacity achieved rapid growth in 2017, and distributed photovoltaics achieved explosive growth. In 2017, the country's photovoltaic installed capaci...[Details]
International Solar Photovoltaic Network News: Chinese inverter company Sungrow announced that it will build a 3GW photovoltaic inverter manufacturing plant in Bangalore, the capital of Karnataka, ...[Details]
In the past few days, the Chinese display panel giant
BOE
has been flooded with articles supported by Liu Shuwei. Let's follow the embedded editor to learn about the relevant content.
...[Details]
1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]
1. Placement suspension void NVIC_Configuration(void) { NVIC_InitTypeDef NVIC_InitStructure; /* Set the Vector Table base location at 0x08004000 NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x4000)...[Details]
Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
After searching a lot of information, I finally understood the time base timer. I did not use any library functions but operated the registers directly. The following introduces the systick in STM32...[Details]
Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows: Then, we need to use TIM1 to set PWM: Then,...[Details]
1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
Processors with artificial intelligence are mostly integrated into cars, PCs, security cameras, smart speakers, robots and other related technology equipment, but
AI
chips were initially de...[Details]
At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]
Every era has its own representative company, and the small game between representative companies in the big era also reflects the big game between countries to a certain extent. Let's learn about ...[Details]
Superconductors have physical properties such as zero resistance effect, Meissner effect and Josephson effect, which make them have broad application prospects and unparalleled advantages in many b...[Details]
Many embedded geeks are wondering what the future holds if they continue to invest time, energy and money in MICroChip's PIC32 series MCUs. Will their investment be safe, and how does it compare ...[Details]
With the development of information technology, intelligence, informatization and networking have become the development trend of modern industrial control. Since the 1980s, the rapid development...[Details]