The serial dot matrix module is a dot matrix display module with MAX7219 as the control chip. In the case of single-stage use, one MAX7219 can control an 8*8 dot matrix display block. If the cascade m...
Huawei's Hongmeng 2.0 was released yesterday. If you missed it, you can check it out here: Born for the Internet of Everything, China's own mobile phone operating system Hongmeng is released!I woke up...
This manual is divided into three parts: The first part is divided into four chapters, which introduce Cadence cdsSpice, Virtuoso Editing, Diva and Verilog respectively. The second part mainly introdu...
In the name of SOLDER layer, SOLDER means welding. Which guru insisted on translating it into solder mask layer? Please help me explain it. Thank you....
As the title says, I want to create a task in esp32 to periodically obtain the file name and number of files in the file system of the micropython task...
Figure 1 Oscilloscope screen display in XY mode
Simply put, the XY mode converts the voltage-time display into the voltage-voltage display. In fact, in the ZDS2022 oscilloscope, the Y-axis va...[Details]
The biggest news in the automotive and digital circles recently is that Geely is going to enter the mobile phone market! This is a foregone conclusion, whether it is the strategic cooperation agreeme...[Details]
After falling from the altar, Mobileye, a smart driving chip supplier, is trying to catch up again. At this year's CES Consumer Electronics Show, Mobileye brought three automotive-grade chips, name...[Details]
Optical spectroscopy in the near infrared (NIR) or visible spectrum offers a simple analytical method for characterizing materials in a variety of applications. However, the cost and size of suitable...[Details]
According to multiple semiconductor industry sources, Samsung will increase the price of NAND flash memory chips by 10-20% in the fourth quarter of this year, and will increase by 20% in the first an...[Details]
Schottky diodes are divided into two types of packages: leaded and surface mounted (chip type). Schottky diodes with leaded packages are usually used as high-frequency and high-current rectifier di...[Details]
As major industry specifications continue to evolve, such as PCIe, our test and measurement tools must also keep pace. The DPO70000SX oscilloscope provides unparalleled accuracy and expansion capabili...[Details]
If a company wants to develop sustainably, cost control will be a lifelong issue for management. And this is often the most direct way to increase profits. For example, in the field of mobile phon...[Details]
On the evening of October 19, OPPO held the OPPO Smart Lifestyle Conference in Shanghai and officially released the OPPO Connected Family Bucket, including smart TVs including S1 and R1, headph...[Details]
At present, there are mainly the following methods to expand the serial port: ①, using serial port expansion chips, such as ST16C550, ST16C554, SP2538, MAX3110, etc. Although the cost is relatively...[Details]
Ethernet is a family of frame-based computer networking technologies used in local area networks (LANs). By analyzing Ethernet traffic at the physical and protocol layers, you can understand the oper...[Details]
China Energy Storage Network News:
Sichuan is one step ahead in the research and construction of new power systems. Recently, the first provincial new power system research platform in the ...[Details]
Today's switching power supply technology relies heavily on power semiconductor switching devices, such as MOSFETs and IGBTs. These devices offer fast switching speeds and can withstand irregular v...[Details]
I bought a new energy vehicle for 170,000 yuan, but when it was time to upgrade, I found that a second-hand new energy vehicle could only be sold for 40,000 yuan. What's more ironic is that replacing...[Details]
LED is called the fourth generation lighting source or green light source. It has the characteristics of energy saving, environmental protection, long life and small size. It can be widely used in...[Details]
GD32 MCU
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