I have too many chargers now. I wonder if I can customize a switching power supply to integrate the chargers for mobile phones, PSP, laptops, etc. into one switching power supply and connect them to d...
[size=3]I have been collecting security calculation tools recently. If there is a security calculator, can you discuss with me? [b]Are there things that need to be calculated in security projects? [/b...
The output voltage of the control chip is 3.3v, vcc is 7.2v, the motor current is 0.11A, the motor is loaded, the pull-up resistor in the circuit diagram is not soldered, as long as the motor rotates ...
The 3700 Series Mainframes have a wide range of markets and applications. The main sales target is production / functional testing of electronic products and equipment. These are the main target custo...
It is known that the clk_in clock is 50MHZ, and I am using TI DSP C6455. The main frequency of this chip is 1GHZ. 1. What is the operating frequency of the CPU after the DSP is powered on? Is it 50MHZ...
Course Description
STM32WB is a new generation of wireless dual-core IC, supporting multiple mainstream 2.4GHz protocol stacks, including: BLE, ZigBee, Thread, etc. It also supports static and dynamic...
eric_wangST Sensors & Low Power Wireless Technology Forum
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]