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COSEL launches new compact 2"x3" power supply series to meet the needs of demanding medical applications March 22, 2023 • Medical isolation level 2MOPP input/output 4kVAC isolation • Low leakage...[Details]
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1. What will happen if the 89c52 microcontroller is not connected to a crystal oscillator?
Answer: The microcontroller will not work and the program cannot be burned in... etc.
2. If the 89c52...[Details]
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Main file code:
/******************************************************************************/
/* This file is part of the uVision/ARM development tools */
/* Copyrigh...[Details]
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In recent years, with the development of society, PLC programmable controllers have been widely used in industrial production. At the same time, the requirements of technicians for their use are al...[Details]
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The location interface of what3words When in transportation, one of the core demands of users is to find the precise time and space location. The "map as desktop" design of Tesla's large-screen car ...[Details]
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74HC595: It is an 8-bit serial input and parallel output shift register, in which the parallel output is a three-state output (i.e., high level, low level, and high impedance). The shift regi...[Details]
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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]
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In recent years, with the rapid development of consumer electronics, MEMS devices have officially entered people's sight. Major manufacturers have launched numerous MEMS devices in the past two years...[Details]
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In order to reduce product size, reduce costs, extend battery life, and improve the performance of battery-powered systems, thermal meter personnel have accelerated the development and application ...[Details]
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Circuit principle: This circuit has a charging status display function. The red light flashes when it is charging, the green light flashes when it is about to be fully charged, and the green light...[Details]
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Software plays an increasing role in high-frequency design, especially as more functions are packed into smaller circuits. Design engineers have many choices in computer-aided engineering (CAE) sof...[Details]
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The initial code is familiar to everyone, the most basic interrupt jump
b ResetHandler
b HandlerUndef ;handler for Undefined mode
b HandlerSWI ;handler for SWI interrupt
b HandlerPabort ;handle...[Details]
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#include "Usart.h"
#include "stdio.h"
void usart_Configuration(void)
{ GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
...[Details]
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Floating point operation instructions (FNC110-FNC1320) are used for floating point number processing. Floating point numbers are 32-bit numbers, including 13 instructions such as floating point com...[Details]
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NC (Numerical Control) is a technology that controls machine tool processing through computer programs. In CNC processing, NC programs are the key factor in controlling machine tool movement and pr...[Details]
GD32 MCU
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