[backcolor=rgb(239, 245, 249)]I have a 20~40MHz sweep signal output, and I want to convert it into a constant current source output. How can I do this? I have tried using the integrated chips OPA861 a...
The product needs to reset the MCU in certain states during design. Huada MCU contains 7 reset signal sources. Each reset signal can make the CPU run again. Most registers will be reset to the reset v...
[align=left]This event has been awarded [url=https://bbs.eeworld.com.cn/thread-501220-1-1.html] Click here to view the award details [/url][/align] [align=left][color=#000000]The Olympics are here, th...
Has anyone used the S-8209A chip from Seiko Semiconductor? Does the corresponding lithium battery have to be a lithium iron phosphate battery to work properly? Or can any lithium battery be used?...
It would be better if there is a way to disable/enable interrupts of a certain priority level without affecting interrupts of other priority levels....
Introduction: Design of automated test systems
Challenges
To ensure the quality and reliability of products delivered to customers, test managers and engineers use automated test system...[Details]
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
In the development of high-stability lasers, real-time monitoring of the working state of the laser is an issue that needs to be focused on. This system realizes the high-stability laser temperatur...[Details]
0 Introduction to the direct method of feedback linearization based on dynamic equilibrium state theory
The basic idea of the direct method of feedback linearization based on dynamic equilib...[Details]
In view of the problems in the actual FPGA development process, such as difficulty in locating faults, long compilation time after repeated code modification, and inability to confirm fault solutio...[Details]
Adding "intelligence" to measurement systems is becoming more common as 8-bit microcontrollers are inexpensive, widely available, and can be programmed using today's common high-level languages, su...[Details]
Compared with traditional light sources, light-emitting diodes (LEDs) have many advantages, such as low operating voltage, high energy efficiency, small size and directional light. They can provide...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
1 Introduction
The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[Details]
Multi-parameter monitor is an important device in clinical nursing. It can monitor the patient's ECG, blood pressure, blood oxygen saturation, respiratory rate, pulse rate and temperature. At present,...[Details]
introduction
The data detected by various
measuring instruments
often need to be transferred to a PC for data processing and archiving, so as to make full use of the rich hardware an...[Details]
Some application designs have higher requirements on the speed at which the system's switching power supply can provide voltage output. Figure
1
shows
the
bootstrap
...[Details]
According to In-Stat/MDR, the number of mobile phones with Bluetooth capabilities will reach at least 300 million by 2005. One of the clear evidences of the increasing adoption of Bluetooth is that...[Details]
Abstract: This paper introduces the origin and new features of MP4, and introduces the core audio compression technology MPEG-2 AAC (Advanced Audio Coding) based on MP4. Finally, it briefly summari...[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]