library ieee; use ieee.std_logic_1164.all; USE ieee.std_logic_unsigned.all; use ieee.std_logic_arith.all; entity vga isport(reset : in std_logic;clk : in std_logic;vga_hs_control : out std_logic;vga_v...
[backcolor=rgb(239, 245, 249)]I am a newbie and would like to ask you a question. I want to use TNY276 to make a power supply with 220v input and +5v +12v -12v output, single-ended flyback. The +5v ou...
Is there a mechanism similar to "PostThreadMessage" in Windows to send messages to tasks in vxworks? There is no need to create a message queue by yourself, just use the message queue of the vxwork ta...
The design and performance of the local oscillator (LO) has a significant impact on whether a mobile phone can meet or exceed the original design goals. Most CDMA mobile phones designed for the North ...
How can one host control the rotation of multiple optical transceivers? I tried to control the rotation of one optical transceiver with one host, but when connected in parallel, the rotation of anothe...
ARM Cortex-M0 Starts HereFor beginners, the selection of microcontrollers may be a headache. From 8-bit to 32-bit, there are many types of microcontrollers. The more common cores are 8051, AVR, PIC, A...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
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]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]