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On the evening of February 27, Pulutong (002769) announced that the company planned to jointly invest with Nayi New Energy to establish a holding subsidiary Puna Times New Energy Co., Ltd. (hereinaft...[Details]
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Apple is working on technology to make physical buttons like the iPhone power button or the keys on a keyboard thinner, while also adding options for different tactile feedback. Apple's U.S. P...[Details]
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In recent years, due to the widespread use of carbon dioxide as a food additive, the demand in the international market has expanded dramatically, and the production of food-grade carbon dioxide h...[Details]
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Project Background:
CNC machine tools are widely used in 3C, automobile and other industries due to their high efficiency and precision machining capabilities. Traditional CNC loading and ...[Details]
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When we need to test the logic circuit of the microcontroller interface, the test work is required not to affect the state of the circuit under test. In this circuit, if a multimeter is used for t...[Details]
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Analysis of the internal storage structure of the microcontroller
Let's think about a question. When we write an instruction into the microcontroller in the programmer, and then remove...[Details]
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The box-type free-release coiling machine consists of a 1000mm active pay-off frame, a tension device wire accumulator and a coiling machine.
After the cable is released from the active pay-...[Details]
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What is a Class A amplifier?
Class A amplifier is a specific amplifier classification, also known as Class AB amplifier. It is a way of dividing the audio signal into positive half-cycle and n...[Details]
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On July 9, the International Telecommunication Union (ITU) Wireless Communications Sector (ITU-R) held a meeting and announced that NB-IoT met all indicator requirements and was officially accepted a...[Details]
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There are multiple ways to program a product when it comes to high volume production. In a previous article, we showed you a homemade test PCB that could be created to program an ATtiny. In this arti...[Details]
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The main system consists of the following parts:
1. Four drive units:
Cortex-M3 core, DCode bus and system bus (S-Bus), general DMA1 and general DMA2
2Four passive units
Internal SRAM, internal...[Details]
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1. Resistor detection method and experience: 1. Detection of fixed resistors A. Connect two test leads (regardless of positive and negative) to the two ends of the resistor to measure the act...[Details]
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There are nearly 100 types of LVDS connectors used in general cars, and hundreds of LVDS connectors used in one model. With the increasing requirements for automobile safety, environmental protecti...[Details]
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How to solve the length problem of magnetic flap level gauge The magnetic flap level gauge can be used to directly observe the liquid level of the medium in various containers. It is suitable for...[Details]
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Introduction
SNMP (Simple Network Management Protocol) is widely used and powerful. As long as the management software has MIB (Management Information Base) and has appropriate permissions...[Details]