First of all, RF engineers must master the technology of circuit system analysis, which is also an indispensable part of engineering. In some communication equipment companies' projects, RF engineers ...
Cold chain intelligent management system based on CH2601
Author: Liu JianhuaProject BackgroundThe author has been engaged in immunization planning for a long time. The top priority of immunization pla...
Serial port printing log is one of the commonly used debugging methods. This post attempts to use SSV5 graphical IDE to configure the serial port. The code that the user needs to write in the whole pr...
[i=s]This post was last edited by symic on 2022-3-1 21:31[/i]I have heard of the name of Pingtou Ge for a long time, and finally I have the opportunity to try it out. After an agonizing wait, I finall...
The cold solder joint depends on the package. DSP chips are commonly LQFP or FBQA. The cold solder joint of a single chip is not difficult to solve. It can be solved by adding tin and dragging solder....
Things to note when designing a single chip microcomputer
1. Reduce the external clock frequency
The external clock is a high-frequency noise source. In addition to causing interference to the ap...[Details]
With more than a dozen dual-mode GSM/UMTS phones on the market and many centers having UMTS coverage, repair centers are often faced with the question of which tests to run when a phone is reported...[Details]
According to the latest report from foreign media, starting from January 20, 2020, the Scottish police will begin using so-called "cyber kiosks" to check and extract data related to investigati...[Details]
Usage 1: Use static to define a variable in a function body to ensure that the variable is initialized only once
Example: #include "stdio.h"
int test(void)
{
static int i=0; //The corresponding...[Details]
The design uses high-performance microcontroller C8051F020 as the control chip to monitor the status of 40 buttons, 3 coding switches and 4 potentiometers on the oscilloscope panel. The working princ...[Details]
Recently, the complete configuration of vivo NEX 3 was exposed in an offline event. Photos of the offline event show that vivo NEX 3 will use a borderless waterfall screen with a screen-to-body ratio...[Details]
I finally made the clock circuit that I always thought was very advanced. Now that I think about it, it is actually quite simple. Some things you have to do yourself and do them carefully, and you wil...[Details]
1 Introduction
Since the frequency of my country's mains electricity is fixed at 50 Hz, for some applications that require a frequency greater than or less than 50 Hz, a variable frequency powe...[Details]
The STM32F10x on-chip storage area has three parts: built-in Flash, built-in SRAM, and built-in ROM (system memory). This defines three ways to start the system: starting from built-in Flash, startin...[Details]
The groundbreaking ceremony for Konka Group's storage chip packaging and testing project and the opening and completion ceremony for the region's key industrial projects were held in Jiangsu Yancheng...[Details]
At present, there are three mainstream control technologies in the industrial control drive level: V/F scalar control, flux vector control and direct torque control (DTC). In China, most controls s...[Details]
Many application systems require program code upgrades. If the program code is in an external Flash memory, the program code upgrade can be directly operated on the external Flash. However, for s...[Details]
Apple India has launched a Diwali promotion, offering free AirPods when buying an iPhone 11. It is reported that the offer will start from October 17. Apple launched its online store in In...[Details]
Infineon Technologies acquires start-up Industrial Analytics to strengthen predictive analytics for machinery and industrial equipment
Infineon Technologies AG has completed the...[Details]
On October 24, Bloomberg reported yesterday that Arm plans to cancel the license that allows its long-term partner Qualcomm to use Arm intellectual property to design chips.
Today, analy...[Details]
PCB Design
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