What's wrong with my keying program? Why is RA3 never 1? Can anyone help me figure it out? Thanks!
void main(void) {init_usart();TRISA= 0xCC;TRISB= 0x00;TRISC= 0Xc0; //RC7 is RX, set as inputTXREG='';...
Circuit grounding1 may look simple in a schematic; however, the actual performance of a circuit is determined by its printed circuit board (PCB) layout. Moreover, analysis of ground nodes is difficult...
My LCD is Innolux 5.6-inch AT056TN52. Symptoms: No backlight display, and the image is very weak. It feels like I can't emit any light, and I can only see the image with natural light. Reason: Every t...
[table][tr][td]Compiling Xilinx HDL Libraries for ModelSim SE Simulator Language => verilog Backing up setup files if any... Source Tools ('AUTO_DETECT') => [null] ERROR:CAEInterfaces:326 - COMPXLIB[e...
Husband's Diary (A Very Simple Husband - -) (Reprinted) >> > ※ My wife is away on a business trip for a week >> > 1. My wife was away on a business trip yesterday, so she was not home today. No dinner...
The communication characteristics of the CAN bus are: broadcast. Each node sends a message, and all other nodes will receive the message, and then filter to determine whether the message is important ...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[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]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[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]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]