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May 23 news According to Taiwan media reports, ASUS's revenue in the first quarter has shrunk due to the impact of the new coronavirus epidemic, and the new generation of gaming laptops and mo...[Details]
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HUD, or head-up display, maps key information onto a transparent medium or windshield in front of the driver, reducing the number of times the driver looks down at the instrument and navigation, ensu...[Details]
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1. Brief description For buttons, it is common to use MCU to continuously detect the state change of the GPIO connected to the button (high - low or low - high) to confirm whether there is a key in...[Details]
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Gong Mengze, our reporter Recently, the China Automotive Power Battery Industry Innovation Alliance (hereinafter referred to as the Battery Alliance) released the latest data showing that since the be...[Details]
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Overview: The frequencies involved in electromagnetic compatibility measurement include all radio wave propagation characteristics such as surface waves, reflected waves, and linear propagation. Rad...[Details]
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The main methods for ammonia nitrogen in China are: salicylic acid colorimetry, Nessler's reagent colorimetry and ammonia sensitive electrode method. Simply put, there are two categories: colorimet...[Details]
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At present, the main oil pumping units at home and abroad are oil beam type oil pumping units, which have the following disadvantages: long transmission chain, poor controllability, low system effici...[Details]
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Delta PLC and Jingyan inverter communicate via serial port 485, master-slave control detailed explanation #plc #electrician #automation #manufacturing #electrical
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In order to achieve win-win results in integrating resources and become stronger and better in strategic cooperation, INVT Solar and State Grid Shanxi Integrated Energy Services Co., Ltd. signed a str...[Details]
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Introduction to DS3231 DS3231 is a high-precision I2C real-time clock chip, and the I2C bus address is fixed to 0xD0 Built-in temperature compensated crystal oscillator (TCXO) to reduce crystal fre...[Details]
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When we see a shining LED , we don't see that the LED light-emitting diode requires many procedures and technical requirements when it is assembled on the production line. Let's talk about the tec...[Details]
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Jiwei.com reported on April 20 that today, the Honor Play 5T Vitality Edition was officially launched on the Honor Mall, providing a 6+128GB storage version, priced at 1,299 yuan. Reservations are no...[Details]
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#ifndef __SPI_H_ #define __SPI_H_ #include "common.h" #include "delay.h" // cs p1.21 //sck p1.20 //miso p1.23 //mosi p1.24 #define SPI_CLOCK 12000000 void spi0_select_cs(void); void spi0_...[Details]
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A variable resistor can compensate for a regulator's temperature drift if it incorporates a programmable temperature-indexed lookup table. In this case, the lookup table changes its resistance ever...[Details]
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Basic concepts of suspension and electronically controlled suspension Suspension (also known as suspension in English) is a general term for all force transmission connection devices between the fr...[Details]
Analogue and Mixed Signal
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