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#include reg52.h #include intrins.h #define LCD12864_Data P2 #define uint unsigned int sbit LCD12864_E = P3^7; sbit LCD12864_RW = P3^6; sbit LCD12864_RS =P3^5; sbit LCD12864_REST=P3^4; void dela...[Details]
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Bus addressing (1) Addressing byte bit definition The I2C bus uses a 7-bit addressing byte, and the addressing byte is the first byte after the start signal. D7 to D1 constitute the sl...[Details]
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1 Introduction
With the wonderful appearance of TD-LTE test network at the World Expo and Asian Games, and China Mobile's huge investment in the construction of 6+1 city test network in 2011, the i...[Details]
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On March 21, local time, according to Evertiq, Ericsson said that in response to Russia's invasion of Ukraine, it has decided to suspend supplies to Russia and Belarus. Ericsson said it had decided...[Details]
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Introduction
In order to meet the application requirements of smart cards and trusted computing, a dedicated SoC chip is designed and implemented. The chip consists of a microprocessor, program...[Details]
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Desuo Precision Industrial Engineer pointed out that connectors for new energy vehicles are one of the main types of connectors. In recent years, with the development of new energy vehicles in the ...[Details]
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1 Overview
1.1 Background
Digital signal processors (DSPs) are generally used to run core data processing algorithms, but in some special environments, DSPs must be used to ma...[Details]
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The differential pressure method is the basic method in gas permeability testing, and the vacuum method is the most widely used method in the differential pressure method. Since the key components req...[Details]
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On December 8, the Xiangtan County Jinshi 400MW∕800MWh independent energy storage project was successfully signed. The project covers an area of about 100 acres, with a planned total investment of a...[Details]
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Abstract: This control system uses STC89C58RD single-chip microcomputer as the controller, and is mainly composed of constant current source circuit, clock timing circuit, display circuit, photosen...[Details]
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I've been playing with car LCD instrumentation recently. I used Arduino+USART LCD before, but later found that Arduino's performance was not enough, so I turned to STM32. Since I needed to display mo...[Details]
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ARM is a RISC structure. The movement of data from memory to CPU can only be completed through L/S instructions, that is, ldr/str instructions. For example, if you want to read data from somewhere in ...[Details]
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Recently, many manufacturers including Midea, Hisense, and Whirlpool have released new air conditioners for 2020 by testing the new method of online live broadcasting. The reporter noticed that altho...[Details]
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The debate over whether lidar is needed for autonomous driving has never subsided. On the one hand, because the detection effect of pure visual perception is far from meeting expectations, many manuf...[Details]
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In recent years, with the accelerated development of intelligence, electrification and networking, cars are transforming from a single means of transportation to a third space that integrates leisu...[Details]