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As a major supplier of smartphones and automotive electronics, STMicroelectronics provides technical support for greater convenience and security in these two important intersecting markets. STMicr...[Details]
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In the intelligent driving system created by Huawei, "providing consumers with sufficient safety functions" is the biggest selling point. In the luxury era when multi-sensor fusion 5R11V1L (5 milli...[Details]
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In 2010, in Shanghai, Wang Dalu became one of the first owners of SAIC Roewe 350. Using the InkaNet car networking system installed in the car, he could check nearby restaurants. Basic voice interact...[Details]
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Recently, the US Securities and Exchange Commission announced the prospectus of XIAO-ICORPORATION (hereinafter referred to as XIAO-I Robot), a holding company of XIAO
Robot
. According to t...[Details]
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随着电竞事业的普及，不少曾经被当作是智商税的游戏外设逐渐成为了用户选择电脑外设时的心头好，曾因成本与手感被薄膜键盘取代的机械键盘就是最好的例子。尽管20年前用户普遍对这种「又重又硬」的键盘表示反感，但在20年后，机械键盘已经成为了「高端键盘」的代名词，更有甚者将机械键盘与「工作健康」挂钩，将其列为所谓的生产力工具之一。 但问题是在这20年间人类的手腕、手臂结构与机械键盘的造型并未出现显著的...[Details]
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Karlno bought two Arduino sensors from the Internet, one for light intensity and the other for soil moisture. Both sensors output analog voltage. Since the Wanna module has ADC input function, they ca...[Details]
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The difficulty in charging old, dilapidated and small cars seems to be a global problem. One of the major practical reasons that restricts the popularization and promotion of new energy vehicles is...[Details]
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#include reg52.h typedef unsigned int u16; typedef unsigned char u8; sbit LSA=P2^2; sbit LSB=P2^3; sbit LSC=P2^4; void delay(u16 i) { while(i--); } u8 code smgduan ={0x3f,0x06,0x5b,0x4f,0x...[Details]
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This paper uses 200kHz rectangular pulse to synchronize the pulse front edge of two control units with exactly the same structure to reduce electromagnetic interference (EMI). The new generatio...[Details]
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On the morning of July 11, LG's plan to sell iPhones in its stores has been shelved after a number of companies publicly protested. LG announced its official withdrawal from the smartphone busi...[Details]
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1. Then it says that the addresses of port A, port B, port C and control register of 8255 are 7FFCH, 7FFDH, 7FFEH and 7FFFH respectively. How is this calculated?
The high eight bits 7F are because p...[Details]
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When fixing some bugs in the STM32 microcontroller, debugging alone is not enough. Sometimes you need to print logs to view the changing trends of certain variables over a period of time. However, th...[Details]
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1. Heap and stack size
Define the size in startup_stm32f2xx.s
Stack_Size EQU 0x00000400
AREA STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem...[Details]
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Recently, Contemporary Amperex Technology Co., Ltd. ("CATL") and Daihatsu Industries, Ltd. ("Daihatsu") announced the signing of a memorandum of understanding on strategic cooperation. The two ...[Details]
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The so-called level refers to the logarithm of the ratio of two powers or voltages. Sometimes it can also be used to express the logarithm of the ratio of two currents. The unit of level is decibel...[Details]
Microcontroller MCU
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