If Saudi Aramco is understood as the "PetroChina" of this Middle East country, Saudi Basic Industries Corporation can be called Saudi Arabia's "China Chemical Industry." The state-controlled giant also sells chemicals, and is the largest chemical manufacturer in the Middle
Read TutorialAs a hardware siege lion, I've been affiliated with FPGA/CPLD until now, from MaxplusII to Quartus, from ISE to Vivado. From the input of the gate and register schematics to writing a splitter using Verilog, I had a shit at Verilog that wasn't straightforward or incons
Read TutorialBackground Information The use of batteries in everyday devices is becoming more and more popular. In many of these products, charging connectors are difficult or unusable. For example, some products require a sealed enclosure for sensitive environmentally sensitive electro
Read TutorialOLED (Organic Light-EmitTIng Diode), the full name of "organic light-emitting diode", is a display screen technology. The OLED TV manufactured by OLED technology no longer needs an LCD liquid crystal panel, and the RGB color signal is directly displayed by the OLED d
Read TutorialIn this paper, STMicroelectronics' STM32F103RB based on ARM's latest Cortex-M3 core is selected as the main control chip. By selecting the appropriate LCD module, a high-performance and low-power Chinese human-machine interface system is constructed. 1, the working pr
Read TutorialNormally, the DC power input anti-reverse protection circuit uses the unidirectional conductivity of the diode to achieve reverse-connection protection. As shown in Figure 1 below: Figure 1. Diode type reverse connection protection circuit This connection is simple an
Read TutorialA pig flies up! On April 26th, at the 6th Chengdu International Urban Modern Agriculture Expo, more than 1,500 Chinese and foreign agricultural enterprises from 23 countries around the world gathered together to carry out trade procurement, production and marketing docking, ex
Read TutorialIt is reported that Siemens is providing an advanced lithium-ion battery-based energy storage solution for offshore facilities called BlueVault. This energy storage solution is suitable for all-electric and hybrid energy storage applications and is designed to help ensure power continuity while maxi
Read TutorialOn October 18, the "New Retail, New Business, New Breakthrough - 2017 China Household Appliances Circulation Annual Meeting" sponsored by the China Household Electrical Appliance Business Association was held in Nanjing. Many well-known home appliance brand enterp
Read TutorialCircuit breakers, as the name implies, are a kind of security protection tool. On the one hand, when the voltage is too large, it can automatically control the opening and closing of the circuit and shut down. On the other hand, the product can avoid the trouble of manual operation and protect the
Read TutorialFigure 6-9 shows the structure of a dedicated multi-pattern LED string control ASIC HJ94030 and its typical application circuit diagram. It has an idea output, and a button control can select different variations of the pattern. HJ94030's function: HJ94030 is packaged in black paste, Figure
Read Tutorial"The world's second largest economy has deployed 'destructive' technology in the South China Sea to strengthen its territorial ambitions." On August 12, the NBC Financial Channel (CNBC) described some sensational descriptions in the report. An underwater unmanne
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