[i=s] This post was last edited by lzwml on 2018-8-16 10:40 [/i] [md]- System: Linux Platform: i386, ARM have been tried- Tools: bluez toolset (hciconfig, hcitool, bluetoothd, rfcomm), dbus - Software...
I want to make a Hall speed sensor to detect gear speed. I hope this sensor has 3 voltage digital signal outputs: 2 speed voltage digital signals and 1 rotation direction digital signal.
I have contac...
I have already made the circuit, but I don't know how to write the program. Can anyone help me and give me some advice? Thank you! Another problem is that when I annotate the PCB network table, an err...
1 Introduction With the development of embedded microcomputer control technology and fieldbus technology, the process control of modern trains has developed from a centralized direct digital control s...
Ideally, the power management system would be almost completely transparent to as many layers of the software stack as possible. In fact, this is the route that Transmeta has taken in its Crusoe archi...
Designers use PSpice primarily to simulate analog circuits. However, it can also be used to simulate digital filters. The main components in a digital filter are delay elements, adders, and multipl...[Details]
As medical equipment develops towards intelligence, miniaturization, serialization, digitization, and multi-functions, the logic control devices in medical equipment have also evolved from medium- a...[Details]
The particularity of portable medical devices determines that they should be user-friendly, must work in a sterile environment, and occupy little space and consume low energy.
At the same time, por...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its excel...[Details]
In order to meet the requirements of video systems, industrial and medical display and video transmission applications such as eliminating the limitation of long connection cables, increasing data ...[Details]
Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[Details]
Introduction
High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[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]
Abstract: By controlling the supply voltage of the radio frequency (RF) power amplifier (PA) in a CDMA/WCDMA cellular phone, the PA efficiency can be improved, heat generation can be reduced, and t...[Details]
0 Introduction
Implantable medical devices can be divided into two types: passive and active. Most passive implantable medical devices are non-electronic products, such as contact lenses, hear...[Details]
Abstract
: This paper introduces the general structure of the driver under the currently popular open source embedded operating system μClinux, as well as the connection between the touch scr...[Details]
Introduction
DFT (Discrete Fourier Transformation) is an important transformation tool for digital signal analysis and processing such as graphics, speech and images.
The amount of calcula...[Details]
With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]
Designers have the most say, they believe that the most decisive integrated circuit technology in the 21st century is the field programmable gate array (FPGA), and traditional gate array and struct...[Details]
0 Introduction
With the development of society, people's awareness of medical care is getting stronger and stronger, so the training of doctors has become a very important link. Although m...[Details]