Abstract: This paper summarizes the principles and performance of UPS power supply and lead-acid battery, and discusses the design process and design basis of DC UPS power supply with examples, gives ...
When the DSP chip accesses the external memory, it can use the external memory interface EMIF. However, the C54XX series chips do not have an EMIF interface. What should I do?...
The MCU is ultra-low power, but the other RF parts are not low power, so I want to use a relay to turn off the RF part.Please recommend an ultra-low power relay that can be controlled by a microcontro...
Source program: MOV #2345H, R5 SUB #4563H, R5 The result of execution is R5=0DDE2H, C=0 with carry. How is this calculated? What should be done if a negative sign appears?...
Live broadcast time: March 19 (Thursday) 10:00-11:30 amLive broadcast content: Introduce how to develop the ST sensor development platform SensorTile.box, the bone vibration sensor LIS25BA that improv...
Work location: Nanjing Work time: Full-time Salary: Negotiable Basic requirements: 1. Familiar with MCU application design. 2. Familiar with circuit design and layout. 3. Have a good theoretical found...
Medical and industrial applications often require isolation voltages of 2500Vac or higher for patient and equipment operator safety. The isolation barrier must not only transmit power to the sensin...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communication technology since the advent of digital communications. Many new wir...[Details]
A financial analyst pointed out that the signal reception problems of Apple's 3G iPhone may be caused by some defective chips.
Richard Windsor, an analyst at Nomura Securities, said in a resea...[Details]
CVC5.0 (CSR recently announced the fifth generation of clear voice capture technology) is the only solution on the market that provides advanced audio enhancement and noise suppression to both the ...[Details]
1 Introduction
Digital video is the use of video capture devices such as cameras to collect external image information and digitize the image information, and then record it to storage med...[Details]
In the new generation of automotive exterior mirrors, the number of built-in functions has increased significantly: side retro-reflectors or turn signals/flashlights, door exterior lights, defroste...[Details]
In embedded control systems, it is often necessary to collect data and process real-time physical quantities on site, and the system is required to have good human-computer interaction functions. A...[Details]
Would you like your car to start the engine as soon as you approach; record all service and diagnostic information; remember your preferred seating position, air conditioning and infotainment setti...[Details]
In microcomputer measurement and control systems, A/D conversion is often used. A common method is to expand one or more A/D acquisition cards. When there are few analog quantities or slowl...[Details]
1 Performance and features of MAX121 chip
The MAX121 chip is a 14-bit analog-to-digital conversion integrated circuit (ADC) with a serial interface. It contains a bottom-overflow, bottom-noise...[Details]
1 Introduction
The measurement and monitoring of electrical parameters are an important part of the power system. Starting from the engineering practice of the test system, this paper complete...[Details]
In the modern information society, embedded systems are increasingly used due to their flexibility and convenience. The use of SoC technology can integrate the entire system into a single chip, whi...[Details]
1 Introduction
There is often a blind spot at the bend of a bend. The driver cannot see whether there are vehicles passing on the other side of the bend, which causes a large number of...[Details]
1 Introduction
At present, the main model B1 cigarette packaging unit in most cigarette factories in my country is a high-speed soft pack packaging unit introduced from the German company ...[Details]
Abstract: Motorola's MCl45163P is a CMOS large-scale integrated phase-locked frequency synthesizer. It contains a reference divider, two phase comparators and a 4-bit BCD/N divider. With loop filterin...[Details]