I just graduated this year and applied for a job in a company that said it was doing driver development. However, the department I applied for was the software department, not the driver department, a...
The keyboard uses interrupt mode, but after I press the keyboard, the program does not respond. When tracking, there is the keyboard value.In the P1 keyboard interrupt, first determine the keyboard va...
After drawing the schematic, click create netlist under tools. The generated netlist results in an error. Click OK and the PCB design GXL software will...
[i=s]This post was last edited by kejoy on 2014-10-3 22:33[/i] [postbg]1.jpg[/postbg] The problem of downloading hex files from R7F0C802 was actually mentioned in an early post: [url=https://bbs.eewor...
After staying up all night to debug the code for the challenge, I reviewed some of the pitfalls I encountered {:1_98:} [b]1. After BlueNRG-1 enters Sleep or Standby mode, wakeup starts from the Reset_...
[font=微软雅黑][size=3]The college entrance examination is over. I wish all the candidates: success! The rest of my wishes are in the picture! :pleased:[color=#0000ff] [/color] [b][color=#0000ff]Which yea...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[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]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]