I am a beginner in microcontrollers. I am learning how to use a program to make a diode of a microcontroller flash. I used the following program: #include
sbit D1=P0^0; unsigned int i; void main() { D...
I use 147 chip, use external reference 2.5V (generated by LM285-2.5) to connect to pin 10, then connect a 1.25v voltage to channel A4, and 1.4v voltage to channel A5, then I use my initialization prog...
I have built a 2812 system and want to expand USB communication. The chip I use is CYPRESS's CY7C68001. Now I find that some versions of the chip directly connect the data line to the 2812, while some...
I used to burn assembly programs very smoothly, but I have problems burning C programs.I wrote a C program, the simulation is OK, but it is not correct after burning.What is the difference between bur...
Hello everyone. I'm Yufy. There are several new job opportunities just opened, I want to post them here to see if there are any friends willing to try. Work location: Dalian Due to customer requiremen...
Can any of you please help me? I'm in trouble. I don't know what application range AL3201 can be used for. I heard that it can be used for effect processing, but I have no experience in this area. Now...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]