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On September 25, 2021, the day Meng Wanzhou returned to China, Huawei released a new operating system - openEuler, and Ren Zhengfei personally appeared on the stage. Previously, Huawei has released...[Details]
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1. The fastest running speed of the MCU is STM32F103 is 72MHz. The system uses an 8MHz external clock crystal by default. If the hardware uses a 24MHz crystal, the software needs to modify the clock ...[Details]
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2022 is the window period for intelligent driving to leap from L2 to L3/L4. More and more automakers are starting to deploy higher-level intelligent driving mass production, and the era of automotive...[Details]
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A wireless sensor network node system that uses audio signals to achieve autonomous measurement of node spacing. The system includes a dsPIC6014A microcontroller, 512 KB of SRAM, a 2.4 G band RF tr...[Details]
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1. Interrupt number
2. The use of interrupt and using in C51 interrupt
The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer ...[Details]
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The rapid development of autonomous driving technology is accompanied by severe challenges in data privacy protection. China's Personal Information Protection Law (PIPL) and the EU's General Data P...[Details]
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The rising costs and the weakening voice are pushing one car company after another to make batteries themselves. The camp is growing. For GAC, which does not want to be a worker, making batteries is a...[Details]
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BlackBerry Mobile announced on Twitter today that TCL will stop selling BlackBerry phones on August 31, 2020. This means the end of an era. BlackBerry Mobile said that we are sorry to tell you that f...[Details]
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The figure shows a precision limiting amplifier circuit composed of a general-purpose II type F007 operational amplifier. In the limiter, the limiting curve changes gradually from linear to saturatio...[Details]
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Intelligent voice interaction solutions were first implemented in artificial intelligence technology. As the artificial intelligence industry continues to grow, voice chips have become ubiquitous i...[Details]
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Affected by the downturn in the global economy, TSMC and Innolux have recently encouraged employees to take vacations. Wenmao recently held a press conference. As the capacity utilization rate droppe...[Details]
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WPG Holdings announced that its subsidiary WPI has launched a short-range automotive radar solution based on Texas Instruments (TI) products. The solution provides a basis for the use of the AWR...[Details]
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The circuit diagram is as follows:
code show as below:
#include reg51.h
unsigned char code tab ={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
//unsigned char code tab ={0x7f,0xbf,0xdf,0xe...[Details]
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Abstract: Based on the analysis of the topological classification of passive lossless snubber circuits and the switching losses in the hard switching conversion process, the structural principles a...[Details]
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0 Introduction
Modern mobile communication systems, from GSM to GPRS to CDMA, have frequencies from hundreds of Hz to 900 MHz, 1.8 GHz, 2.4 GHz, 5.8 GHz, and even higher. At the same time,...[Details]
ADI Reference Circuit
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