Friday, July 28, 2006 20:46:13Experiment on the effective value method of power consumption measurement Measure test for RMS method of power lossAbstract: This paper derives the calculation formula fo...
[i=s]This post was last edited by yl20084784 on 2014-10-27 17:34[/i] [size=4]I've been debugging the serial port 1 of an MSP430 recently. Sometimes it can send and receive normally, but it stops worki...
[i=s] This post was last edited by dontium on 2015-1-23 11:35 [/i] Based on the characteristics of LDC1000, a vehicle detection test board was made. The processor used is STM32F103, and the SPI read a...
[i=s]This post was last edited by ysf108 on 2014-6-21 17:13[/i] As the title says, I made a temperature acquisition program for the first time. I used configuration software + Altai's MODBUS data coll...
JMDM-COM4Dfilm 3D/4D/5D dynamic movie controller, 4D movie special effects controller, 4D cinema controller, 4D seat controller, multi-dimensional cinema special effects controller, ring screen cinema...
I don't know what it means. What do LCD_CS, LCD_BIT, LCD_CLK, LCD_COM, and LCD_DAT represent? Can anyone explain this to me? Thank you. #define LCD_CS 0x80 // 1000 0000 GPC7 - VD4 #define LCD_BIT 0x40...
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
This paper describes the design method of electronic multifunctional watt-hour meter, the key technology of hardware design and the software design process. Taking NEC's μPD78F0338 microcontroller ...[Details]