[Purpose] The Fang·Xingguang development board and the DWIN serial port screen are realized through serial port communication. First of all, the serial port debugging must be passed.
1. Connect to the...
IntroductionAs an engineer, I work with power supply design engineers every day. I find that no matter whether they are veterans, experts or novices in power supply design, they are almost at a loss w...
Since RAM data will be lost when power is lost, if the RAM+FLASH+power-off detection circuit solution is adopted, how much data can be transferred to the flash when power is detected? The processor ca...
In order to conquer nature, humans have used many positioning methods from ancient times to the present. From the earliest observation of the sky, to compasses, paper maps, and today's satellite posit...
In conventional ultra-short wave wireless communications, the problem of short communication distance of handheld devices is often encountered. Because the handheld device is restricted by many factor...
With the widespread application of 3D facial recognition technology, face recognition is replacing fingerprint recognition as the mainstream of payment and security authentication. WeChat and Alipay ...[Details]
The key to choosing 5.8G monitoring-level headphones is to understand the difference between monitoring headphones and other headphones. Monitoring headphones are meant to restore the most realisti...[Details]
There are still some similarities between 12864 and 1602, but in terms of functions, 12864 is much more powerful!
There are two operating modes for 12864----(serial and parallel). Personally, ...[Details]
No matter how complex the automotive electronic instrument is, it is composed of a traditional transmitter (such as a cooling water temperature switch, a fuel tank float variable resistor, etc.) a...[Details]
The operating frequency of Bluetooth is in the 2.4G ISM (Industrial, Science and Medicine) band. Specifically, it is 2400-2483.5MHz, the channel bandwidth is 1M, and there are 79 channels. The channel...[Details]
The main circuit of the power supply is shown in Figure 1. It is divided into two parts, the upper part is the voltage source part, and the lower part is the current source part. Each part adopts a...[Details]
As LGD's 8.5-generation OLED panel production line in Guangzhou is about to go into production, LGD has begun a large-scale publicity campaign in the hope of promoting the development of OLED TVs. Ho...[Details]
1 Introduction
Among the mainstream fieldbus industrial communication technologies such as FF, LonWorks, Profibus, CAN, and HART, the CAN (Controller Area Network) bus not only has the characte...[Details]
On September 3, according to foreign media reports, the US Federal Communications Commission (FCC) announced the results of the 5G spectrum auction on Wednesday local time. Among them, Verizon spent ...[Details]
Some media discovered that a few days before the opening of the Huawei Developer Conference, Huawei had officially announced the installation details and download address of the Ark Compiler in the o...[Details]
introduce:
Parallel robots are not only a hot topic in the current field of robot research, but are also gradually being recognized by the industry due to their high rigidity, strong load-bear...[Details]
Zeng Lincui, Jin Meng, Wang Li, An Le, and Dong Rui, researchers from Xi'an Xidian High Voltage Switchgear Co., Ltd., wrote in the 2nd issue of "Electrical Technology" magazine in 2020 that with th...[Details]
Take A/D conversion as an example.
#define rADCCON(*(volatile unsigned*)0x58000000) //ADC control register #define rADCTSC(*(volatile unsigned*)0x58000004) //ADC touch screen control register #defi...[Details]
1. Steps to write ts driver (beginners can just take a look at it, the content is a bit confusing)
1. Copy the header file;
2. Write entry and exit functions
3. All...[Details]