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On November 15, 2021, Beijing Dangsheng Materials Technology Co., Ltd. (hereinafter referred to as "Dangsheng Technology" or "the Company") and SK Inc. (hereinafter referred to as "SK Corporation" ...[Details]
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Thermal expansion valve failure phenomenon
Fault phenomenon 1: The refrigerant flow provided by the thermal expansion valve is insufficient (small opening).
Fault phenomenon 2: The refrig...[Details]
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1 Introduction
The motion control system is an electrical transmission control system that takes the motor, the driving device of mechanical motion, as the control object, takes the contro...[Details]
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The TBS1152B digital oscilloscope is the only 2-channel oscilloscope of its kind designed to support a wide range of monitoring and analysis activities. Features such as 34 automatic measurements, 15...[Details]
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On November 1, Jiangxi Ganneng Co., Ltd. (hereinafter referred to as Ganneng Co., Ltd.) and Guoxuan High-tech Co., Ltd. (hereinafter referred to as Guoxuan High-tech) signed a strategic cooperation...[Details]
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摘要:针对有线组网方式布线复杂、维护困难的问题,提出了一种基于ZigBee无线组网技术和嵌入式Web服务器,对家庭环境进行远程监控的实现方法。采用溫湿度传感器DHT11实现温湿度的采集,烟雾传感器MQ2监测厨房烟雾浓度是否超标,人体红外感应模块实现家庭安防。并且通过红外技术控制空调和加湿器或热水器的打开或关闭,从而实现对溫度和湿度的调节,对热水器的远程控制。实验结果表明,该系统体积小、功耗低、运...[Details]
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Direct access to registers and ports
definition
sfr P0 0x80
sfr P1 0x81
sfr ADCON; 0xDE
sbit EA 0x9F
operate
ADCON = 0x08 ;
P1 = 0xFF ; ...[Details]
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Push-pull output: can output high and low levels and connect digital devices;
Open drain output: The output terminal is equivalent to the collector of the transistor. A pull-up resistor is required...[Details]
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Downed Model Locator II
Here is another device to help you locate your downed R/C sailplane in the bushes and weeds. Similar to the other design, this circuit plugs into a spare servo s...[Details]
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The new MOSFETs will target multiple markets, including DC-DC, offline AC-DC, motor control, uninterruptible power supply (UPS), solar inverter, welding, steel cutting, switched-mode power supply (SMP...[Details]
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Infrared remote control is widely used, and encoding and recognition are often the most headaches for microcontroller beginners. In fact, infrared encoding and recognition are not difficult. The ...[Details]
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Recently, the Digital Economy Industry Research Center of CCID Consulting released the "2020-2021 China Blockchain Industry Development Research Annual Report" (hereinafter referred to as the "Report...[Details]
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Everywhere you look, you hear the phrase “the car of the future.” As the automotive industry continues to leap forward with self-driving cars, what will the driving experience be like when people do...[Details]
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1. A computer (Windows 7 Ultimate 64-bit is recommended) 2. Choose the appropriate burning/debugging tool 2.1 The "Device Support.html" file lists which burning/debugging tools all devices can su...[Details]
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Overview
The battery management system (BMS) is a control system that protects the safe use of power batteries. It monitors the battery's usage status at all times, alleviates the inconsistenc...[Details]