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1. Hazardous characteristics of heavy metals In terms of environmental pollution, heavy metals mainly refer to metals or metalloids such as mercury, cadmium, lead, chromium, and arsenic, as well as ...[Details]
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ABB robots are intelligent devices widely used in the field of industrial automation, with high flexibility and reliability. In the programming and operation of ABB robots, movej and movel are two ...[Details]
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Common knowledge about oscilloscopes
Category: Oscilloscopes and Applications
1. How are oscilloscopes classified?
They can be roughly divided into three categories: analog, digital and co...[Details]
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To switch from MCU to ARM, you need to learn the ARM architecture. ARM has more peripherals and buses than MCU. If you are familiar with the ARM architecture, I think there will be no difference betw...[Details]
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Slowing the spread of COVID-19 through BLE (Bluetooth Low Energy) solutions has proven to be feasible, but current distance measurement and positioning received signal strength indicator (RSSI) techn...[Details]
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Shortly after officially announcing the introduction of funds from the Nanchang Municipal Government, OFILM issued an announcement on the evening of June 28 regarding the verification of the "Advance...[Details]
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In recent years, major automakers have jumped into the pool of electrification, and even Scania, which has long focused on building large vehicles, has not been immune. At the UITP Global Public Tran...[Details]
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74LS273 is an octal D flip-flop with common clock reset
74LS373 is a three-state in-phase octal D latch
The pinouts of 273 and 373 are the same, the only difference is the functions of pin...[Details]
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IoT devices, such as portable health monitors and wearables, are inherently vulnerable to hacking because they are connected to the internet. From attacking devices with a distributed denial of servi...[Details]
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In the process of information data transmission, in order to ensure the working performance of the data communication system, people apply some new communication technologies to its special purpose, ...[Details]
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1 Introduction
With the rapid development of my country's economy, the country has introduced a series of policies such as preferential policies, subsidy policies, and old-for-new policies, wh...[Details]
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1. Header File In the #include reg52.h header file, the register addresses in the microcontroller are encapsulated and defined as macros for us to call. As a beginner, we don't need to understand the...[Details]
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Nowadays, with the continuous emergence of new technologies and the continuous increase of new demands in various industries, the pace of launching more differentiated products into the market is a...[Details]
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With the continuous iteration of technologies such as 5G and AI, the technology of intelligent connected vehicles is developing rapidly, which has brought about a large increase in the flow of automo...[Details]
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Hardware description: PB5 of ATmega48/88/168 is the SPI clock output, connected to the shift clock input of 74HC595/74HC165; PB4 is the MISO data input of SPI, connected to the data output of 74HC165...[Details]
Power technology
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