画中画广告开始Luxurious MCU development system 498 yuanFor stable video output:S3C2410 ARM9 development board 780 yuan DSP5402 learning development board II 200 yuanSummer discount: S3C44B0 development board...
I am currently writing a program to get sound from a Linux sound card. I save the data read from /dev/dsp to test.wav and then play it, but the sound seems discontinuous. I suspect that the sound card...
The main difference between traditional DC-only Vgs-id and DC IV testing via the 4200- RBT , bias- tee is the number of SMUs . For DC IV testing via the bias- tee , 2 SMUs are used with their source a...
[i=s]This post was last edited by lugl4313820 on 2022-1-29 00:27[/i]After a day of hard work, the CAN communication between N32G45 and STM32F103 was finally established:Can anyone teach me how to reco...
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[Details]
0Introduction
In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
Preface
In the analog era, due to the unchanged specifications and relatively simple device connections, as well as users' low requirements for image quality, the relatively simple environment...[Details]
Fetal monitoring is an important means to ensure the safety of perinatal mothers and fetuses and achieve eugenics. Intelligent fetal monitoring is a monitoring method that analyzes the health stat...[Details]
l Introduction
Traditional human-computer communication is achieved through keyboard or mouse. The speed of information exchange is relatively slow, and the operator is required to have certain...[Details]
Fieldbus is an open, digital, multi-point communication control system local area network, and is one of the most promising technologies in today's automation field. CAN bus is a hot application in fi...[Details]
Novaled, a German company, has successfully developed p-type and n-type field effect transistors based on a single-layer pentacene semiconductor layer by using its own p-type and n-type dopants. This ...[Details]
When it comes to ATX power supply, people will think of two "classic" ICs: pulse width modulation chip TL494 and voltage comparator LM339. The new dedicated control chip AT2005B has the functions ...[Details]
1 Introduction
With the rise of my country's automobile industry, the demand for related in-vehicle electronic products is growing, and has become a research and development hotspot in the...[Details]
Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]