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On September 11, the 2020 Electronic Information Enterprise Competitiveness Report and Top 100 Enterprises Release Conference was held in Ningbo under the guidance of the Ministry of Industry and Inf...[Details]
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(1) Direct measurement That is, the voltmeter is directly connected in parallel to the two ends of the circuit being measured. When measuring with an analog voltmeter, attention should be paid to the...[Details]
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When you use an 8- to 14-bit analog-to-digital converter (ADC) in your system, it is important to understand the converter's voltage reference path. Figure 1 shows a circuit that can accommodate th...[Details]
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With the continuous expansion of the monitoring scope, the traditional wired monitoring alarm can no longer meet the needs of users. However, with the development of the GSM network, the hardware i...[Details]
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Ten years of experience in the industry, teaching you the MCU introduction, Lecture 22:
Before starting this chapter, let me correct a small bug in Section 17. I wrote in the original text:
"Save v...[Details]
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introduction
The main component of crystal is silicon dioxide, commonly known as quartz. Quartz has extraordinary mechanical and piezoelectric properties, making it a basic clock device si...[Details]
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Bypass capacitors
are not perfect.
Every capacitor includes a parasitic series inductance called lead inductance, package inductance or mounting inductance.
Each capacit...[Details]
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On December 22 (Tuesday) at 20:00, two technical experts from Innosilicon, a leading one-stop IP and custom chip company in China, will be guests at the live broadcast room of Jiwei.com, a well-known...[Details]
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Introduction Digital multimeters are commonly used instruments in many industries and often malfunction. This time we have compiled some repair methods and tips to share with you. First, let's summ...[Details]
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Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can gre...[Details]
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In recent years, as the country has vigorously supported the development of the local integrated circuit industry, semiconductor-related investment projects have gradually increased. At the same time...[Details]
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vivo will launch the vivo X80 series smartphones in the Chinese market on April 25. In addition, a model of the vivo S15 series will also be officially released on the same day. It is reported that...[Details]
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1. Introduction Relays, as an automatic control element with isolation and switching functions, have been widely used in satellites, missiles, rockets, aircraft, ships, tanks, artillery, nuclear plan...[Details]
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#define uint unsigned int
#define uchar unsigned char
sbit lcdrs = P1^0;
sbit lcdrw = P1^1;
sbit lcden = P1^2;
sbit key0 = P2^0; // Function key, select hour, minute, second
sbit key1 = P2^1; //Add...[Details]
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The "call" instruction in the ABB robot programming instructions is a very important instruction, which allows the programmer to call another program or subroutine in the program.
Overvi...[Details]
MCU
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