Why does the keilc debugger jump to a sub-function that has not been called when running the main function? After putting that sub-function in the main function, the main function will run to a part a...
The content is as follows: 1. Through the serial port, prompt the user to enter the countdown time (0~999 seconds); 2. After the time setting is completed, prompt the user to select the control mode: ...
I want to study voice recognition recently, but I don't know which voice chip is better, especially for non-specific speech recognition. How about Lingyang SPCE061a? Please give me some advice!...
Has anyone used 2812 to display real-time waveforms on an LCD screen? I am currently using sed1335 as the LCD driver chip. Now, there is a problem: when I am drawing a line, the screen will not displa...
EPROM is a ROM memory with erasable function. It can be reprogrammed after erasing. Before writing, the contents inside must be cleared by irradiating the transparent window on its IC card with ultrav...
When compiling in the iccavr compilation environment, when a variable is defined, the following situation will occur. iccavr -o Uart_Boot -LC:\icc\lib\ -g -ucrtatmega.o -bfunc_lit:0x8c.0x20000 -dram_e...
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]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[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]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[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]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[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]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]