Burn the project in the nRF5_SDK_15.2.0_9412b96\examplesfcecord_text folder to 52840 and read it through NXP's pn532:The data of the NFC block is shown in the red line: Hello World![code]static ret_co...
I usually use the soldering station below to solder things. Sometimes, if I need to work outside, it is not convenient to carry such a large thing, so I will bring a 220V soldering iron. Some of the s...
I have done an experiment on Zigbee communication, which requires communication between the Bluetooth module and the mobile phone Bluetooth module to receive RSSI. For a long time, the problem of garb...
RTRT
Does the clearance below the crystal oscillator refer to the layer where the chip is located or all layers?
Now I find that some designs only have clearance below the layer where the crystal osci...
I would like to ask friends who are participating in the competition and use K210, whether they have encountered the following problems:
Problem 1: When K210 loads the SD card, it is unstable. Sometim...
A new research report from Frost & Sullivan shows that the European photovoltaic market recovered significantly in 2017, adding 8.6GW of solar power generation capacity, mainly due to c...[Details]
Recently, NI’s official WeChat account summarized NI’s new partner members in 2021, including Nanochip, Shanghai Coal Science and Technology, Solomon, China Automotive Data and many other local Chine...[Details]
The world's first bamboo fiber diaphragm really fragrant top equipped with OPPO Enco Free3 released March 21, 2023, Shenzhen, China - OPPO released the new true wireless noise-canceling headphones ...[Details]
1. Instrument model: Agilent/Keysight N5230C Microwave Network Analyzer. 2. Fault phenomenon: After booting up, the computer stays on the test interface and cannot enter the system. 3. Testing pr...[Details]
The electromagnetic flowmeter consists of two parts: the electromagnetic flow sensor and the electromagnetic flow converter. The application of electromagnetic flowmeter in the corresponding field c...[Details]
This afternoon, OnePlus China President Li Jie announced the game comparison data of OnePlus Ace and rival Snapdragon 8 models. When the 90-frame e-sports mode of "Peace Elite" was turned on, On...[Details]
First, estimate the power of the UPS power supply According to the power consumption of the microcomputer and its external devices, the total power consumption of the equipment is calculated. The ...[Details]
First, determine the hardware before doing the software. Determine the keyboard type:
Elastic key: Closed when pressed, automatically disconnected when released. Such as computer keyboard
Self-lock...[Details]
It is reported that CATL once again topped the ChiNext with a market value of 375.1 billion yuan. Against the backdrop of a wailing stock market at the beginning of 2020, its market value has nearl...[Details]
With its many functions and ease of use, it has become an indispensable tool in the hands of engineers. However, if we want to give full play to its role and obtain accurate data quickly and accurate...[Details]
Researchers at the University of Waterloo collaborated with General Motors' Global Research and Development Center to study the heat treatment technology of battery silicon negative electrodes to...[Details]
Among single-phase asynchronous motors, special motors account for a large proportion, and their structures have their own characteristics and various forms. In terms of their commonality, the stru...[Details]
Introduction: Aiming at the characteristics of embedded systems, this paper takes the cost-effective 32-bit ARM embedded processor AT91RM9200 as the hardware core, builds a general industrial control...[Details]
TSMC's wafer factory in Phoenix, Arizona, will start producing 5nm chips in 2024. The company said that its monthly production capacity will reach 20,000 pieces by then. According to CNBC, TSMC's Chi...[Details]
The push-pull converter circuit shown in Figure 12 is actually composed of two single-ended forward converter circuits. Therefore, when the switching transistor is turned off, the voltage on each swi...[Details]