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#include "STC89C51RC_RD_PLUS.h"
#define SENDBUFSIZE 0x0f
#define BR_19K2 0xfd
#define RMAX 0x10 //Must be an integer power of 2. Seen on 21ic, seems to be the idea of "Senior Liu"
unsigned char ...[Details]
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Jiwei.com News (Text/Xiaoshan), according to China News Service, today (22), the Ministry of Education held a press conference and issued a three-department "Opinions on Accelerating the Reform and D...[Details]
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With the popularity of thin and light notebooks and tablets, the "travel weight" of business people on each business trip has been greatly reduced, but devices such as laptops or tablets are still in...[Details]
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At present, the requirements for real-time and fast digital signal processing are getting higher and higher, both in military and civilian fields. As programmable logic devices (PLDs) are rapidly...[Details]
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/********************************************************************* Purpose: Create LCD1602 operation library Target system: Based on AVR microcontroller ...[Details]
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Nuvoton's N76E003 can replace STM8S003F3P6 pin-for-pin, and it is very cheap, so it is the best time to use it as a replacement. Let's start preparing materials and building the environment: 1. Go ...[Details]
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LCD high-definition digital TV is becoming a hot application in the field of TV technology. Compared with traditional analog CRT TV, LCD high-definition digital TV has higher requirements in terms ...[Details]
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A good switching power supply must comply with all functional specifications, protection features, safety regulations (such as UL, CSA, VDE, DEMKO, SEMKO, Great Wall, etc., voltage resistance, flame r...[Details]
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China Energy Storage Network:
Regardless of the model, the difficulty in development lies not in the technology itself, but in its operating mechanism. The difficulty in the operating mechani...[Details]
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Modern people are paying more and more attention to personal and property safety, which has led to the rapid rise of the video security surveillance market. Based on the attention to this market an...[Details]
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introduction
Although the 5-channel circuit introduced in this article uses only one MAX5927A 4-channel hot-swap controller, it can implement the hot-swap function of 3 positive power supplies an...[Details]
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Because cold cathode fluorescent lamps (CCFL) are very low cost, large-screen liquid crystal displays (LCDs) usually use CCFL as backlight to produce uniform white light. However, the use of light-...[Details]
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Discrete difference amplifiers with op amps and external gain setting resistors have mediocre accuracy and significant temperature drift. Using 1%, 100ppm/°C standard resistors, an initial gain erro...[Details]
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The "war" between Samsung and TSMC over process technology has spread to automotive chips. Samsung and TSMC, two silicon chip foundries, are competing for customers in many fields that require chip...[Details]
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The frequency converter is an electrical device used to control the speed of an AC motor. It achieves speed control of the motor by changing the frequency and amplitude of the input power. In pract...[Details]