[size=16px]【Exclusive launch】Detailed description of the porting of the linux-2.6.33 kernel on the Feiling 2440 development board[/size] As Feiling promised, we will provide the latest and most comple...
Now it is quite simple to connect one DS18B20 to read the temperature and display it. But I am not sure how to connect two. Many people say that you should connect them one by one, write a ROM() progr...
hardware: EPIA CN (IVA) board (X86) wince: 5.0. USB HDD boot disk created with USBOOT tool, (CMOS set to USB HDD boot) after power on and hardware detection, the message "verifying DMI Pool Data…" app...
rg1.StepAngleMax = _IQ((float)128/20000); How are the formats converted between them? Can anyone tell me if you know? I have been struggling with this for several days: Cry:...
My computer was bought in 2006, and it has serial and parallel ports. It is on the verge of death. I don’t know if it can survive this summer. I want to buy a new laptop. I asked in the market, and th...
[i=s]This post was last edited by qwqwqw2088 on 2016-3-23 09:56[/i] In ancient times, there were three kingdoms, Wei, Shu and Wu. Today, China, the U.S., Europe and Japan divide the world. Now let's s...
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]