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With the advancement of 5G commercialization, crystal oscillators, as an indispensable component of electronic products, have ushered in a period of rapid growth. They have key applications in base s...[Details]
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Data end of 74595: QA--QH: Eight-bit parallel output terminal, which can directly control the 8 segments of the digital tube. QH': Cascade output terminal. Connect it to the SI terminal of the next 5...[Details]
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Recently, Xijing Technology completed a new round of financing of over 100 million yuan. Investors include Essence Securities, Xiongtao Technology Co., Ltd., Inspur Investment, Dongling Yuda Capital,...[Details]
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It is not easy to learn RTEMS, an RTOS, and this system is comparable to VxWorks in terms of performance and other aspects. It is a pity to abandon it, so I want to pick up what I have learned. In th...[Details]
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Data Timing Diagram High and low level time of 0 and 1 codes: Use the single-wire protocol to light up the WS2812X analog IO compatible with OS /********************************...[Details]
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1 //****************************** 2 // 51 MCU simulates breathing light 3 // 2012.9.23 4 // 5 // p0.0 is connected to an LED light, state 0 is on 6 //****************************** 7 ...[Details]
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Recently, Forbes China released the 2021 China's Most Innovative Companies list, nominating a total of 50 of China's most innovative companies, covering 10 fields including new infrastructure, semico...[Details]
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“Hey Google, take me to Google I/O 2019 at Shoreline Amphitheatre.” Ready to go - set up - go. The Android-based in-car infotainment system is now available, with built-in Google Assistant, Google...[Details]
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Apple today released the GM version of the upcoming iOS and iPadOS 13.5 updates to developers, a week after four beta versions began testing and more than a month after the release of iOS and iPadOS ...[Details]
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Hechuanxing provides GL823K, a USB2.0 SD/MMC flash memory card reader single chip launched by Taiwan Chuangwei Semiconductor. Supports USB2.0 high-speed transmission and complies with the Universal S...[Details]
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We have implemented the bus device driver model before. Now let's take a look at the platform bus and platform device driver.
It is divided into platform devices and platform drivers, which ar...[Details]
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usbmouse_as_key.c driver source code: //Reference source code: drivers\hid\usbhid\usbmouse.c #include "linux/kernel.h" #include "linux/slab.h" #include "linux/module.h" #include "linux/init.h" #inc...[Details]
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;============================================
; filename: multiplication operation .asm
; chip : CSU1182B
; author :
; date : 2013-02-21
; Program download: http://www.51hei.com/f/xhdjpj.rar
...[Details]
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Temperature.h File #ifndef _TEMPERATURE_H_ #define _TEMPERATURE_H_ #include "lpc11xx.h" #define DQ_H (LPC_GPIO0- DATA |= (1 2)) #define DQ_L (LPC_GPIO0- DATA &=~(1 2)) #define DQ_IN (LPC_GP...[Details]
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The automotive Ethernet series of articles "When DoIP meets TLS" introduced the changes in the new version of ISO13400-2 specification, an introduction to TLS, and the data flow of the CANoe TLS de...[Details]
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