The tremendous growth of the wireless communications industry means that there has been an explosion in the testing of components and subassemblies for wireless devices, including the testing of the v...
Due to the defects of the Bluetooth security protocol itself, mainstream Bluetooth chips from companies including Apple, Intel, Samsung, Qualcomm, CSR, etc. are facing the threat of BIAS counterfeit a...
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The TPS61022 constant and adjustable output power heating unit power supply solution introduced mainly includes a lithium battery, a boost circuit ( TPS61022 ) and a heating resistor (2 Ω). This solut...
Does anyone remember a video about the principles of network communication? The video starts with the serial port, and then develops to Ethernet and data framing. In the middle, there is also RS232 co...
On June 1, Kuai Kong Technology, a leading domestic supplier of automotive software and Ethernet components, released a new generation of "Shenxing" DDS vehicle middleware suite and service-oriented ...[Details]
GY-30 digital light intensity module BH1750FVI data. The compressed package contains data sheets, wiring diagrams (schematic diagrams), example programs for STC89c52 to display illuminance data using...[Details]
The performance of a rechargeable battery pack will degrade prematurely if any one or more cells are allowed to discharge excessively. When the pack reaches a fully discharged state, the ILOAD?RINT...[Details]
1. Solar panels and battery parameters
The main parameters of solar panels and batteries that need to be measured are:
• Open circuit voltage (Voc), the voltage of the battery when there is...[Details]
1. The direction of the instrument installation should be such that the direction of the arrow shown on the instrument housing is consistent with the direction of liquid flow, and the installation po...[Details]
The wind direction has changed. The battery swap model, which was called a "dead end" a few years ago, has now become a popular commodity that everyone is vying for. Since the beginning of this year,...[Details]
Flow rate is a dynamic quantity. Its measurement process is related to the flow state of the fluid, the physical properties of the fluid, the working conditions of the fluid, the length of the straigh...[Details]
1. RCC Characteristics 1.1 HIS internal high-speed clock The HIS clock signal is generated by an 8MHz RC oscillator and is automatically selected as the system clock when the power is reset. However...[Details]
When Xiaomi 9 was submitted to DxOMark for testing, it cunningly set the video shooting quality to 4K by default. After the test results came out, Xiaomi 9 scored first because it set the video quali...[Details]
According to Sina Technology, on December 21, the "Answer Me 2020: Tencent Fengyun Speech and 2019 Economic Annual Meeting" hosted by Tencent and co-hosted by Peking University Guanghua School of Man...[Details]
Today, at the "Huawei 2021 Global Analyst Conference" held in Shenzhen, Huawei's Vice Chairman and Rotating Chairman Xu Zhijun said in his speech that the global panic stockpiling caused by US sancti...[Details]
As early as more than 10 years ago, many scholars have proposed concepts such as smart planet, smart city, and smart home, and in reality, many scenarios of smart concepts can indeed be seen. However...[Details]
Electric bicycles are low-speed vehicles, and they are the first of their kind in China. The number of electric bicycles in China has reached nearly 300 million, and the annual output value exceeds 1...[Details]
introduction
With the continuous improvement of the integration level of single-chip microcomputers, modern single-chip microcomputers have digital signal processing functions, making it p...[Details]
Chip decryption is also called MCU cracking, MCU cracking, chip cracking, IC decryption. We usually call CPLD decryption and DSP decryption chip decryption. MCU attackers use special or homemade eq...[Details]
RF/Wirelessly
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