2.2.2One-way protocol ( 1-1 line) PLC is used as a receiver. The process of receiving 2- bit data is as follows:stepPLC sideData directionSending device sideRemark11→Communication start signal2←1Confi...
1. After failing the interview at ZTE, ZTE recommended me to your company. 2. I heard that ZTE was hiring, so I came. 3. I admire Mr. Hou Weigui of your company, so I came to apply. 4. Hello, I am her...
In order to improve the efficiency of I2C, micropython has added a new function: i2c.writevto() The basic form of the function is: i2c.writevto(addr, (buf1, buf2)). It allows writing I2C in the mode o...
Everyone should know that if GPIO is used to simulate SPI, it involves the output high and low levels and read levels of GPIO. Let's first look at the GPIO registers [align=center][/align] (1) GPIOx_C...
Coincidentally, before I received the NUCLEO-L452RE development board, I happened to get an STM32G431 development board at an event. After putting the two together, I felt that the overall difference ...
The global PV inverter market will shrink from $6.3 billion in 2017 to $3.7 billion in 2022 due to falling prices, according to GlobalData.
Global PV Inverter Market Value to Shrink to $3.7 Bil...[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]
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]
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]
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]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
There has been a lot of news about Huawei
phones
recently
. At the
Huawei
Global Analyst Conference
on the 17th
,
Huawei
announced that it will launch
5G
phones
in the seco...[Details]
According to foreign media reports, the 2018 GMC Terrain Denali is equipped with multiple collision detection systems, and a recent test verified the safety of the system. Even when driving in a bu...[Details]
This program uses the eight-channel ADC single acquisition mode. According to the configuration, ADC12SC will automatically reset after the conversion is completed in the single mode, so it is necess...[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]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
Why does MCU have a watchdog? With this question, let's learn about watchdogs. Even the 51 single-chip microcomputer has a watchdog, which shows that this dog has a special meaning to us. The purpose...[Details]
1. Common knowledge about DMA. 1. Function: to achieve high-speed data transmission between chips. That is, it can achieve data transmission without occupying the CPU. 2. Mode: There are three tran...[Details]
Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]