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When a relatively high voltage rail (12V) must be stepped down to a relatively low level (3.3V, 1.8V), the converter traditionally used is a DC/DC switching controller driving an external MOSFET. I...[Details]
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What should I do when an error occurs when using JLink with STM32 under Keil?
I have been studying the porting of STM32 and ucos recently, using the keil u4 version as the development environment. T...[Details]
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On January 30, Apple officially launched the "Apple Watch 2022 Spring Festival Challenge Medal" event. The main content of the event is that from February 1 to February 15, Apple Watch users can c...[Details]
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Recently, Wang Chenglu, President of Huawei's Consumer Business Software Department, said that Hongmeng is a unified language for different devices. Hongmeng is a new generation of smart terminal ope...[Details]
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#include stdio.h
#include string.h
#include unistd.h
#include sys/types.h
#include sys/ipc.h
#include sys/ioctl.h
#include pthread.h
#include fcntl.h
#include "s3c24...[Details]
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According to a post from QNB Group (via AppleInsider), Apple Pay has rolled out to iPhone, Apple Watch, and Mac users in Qatar, expanding the regional coverage of Apple’s mobile payment solution. ...[Details]
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According to data released by the China Automobile Association, in November this year, the production and sales of new energy vehicles in China were 1.074 million and 1.026 million respectively, a ye...[Details]
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At the "2018 Munich Electronics Show" which closed not long ago, Renesas Electronics China Automotive Electronics ADAS Application Engineer Ying Yichen delivered a speech entitled "ADAS and Autonomou...[Details]
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Abstract: This paper introduces the hardware and software design of the power detection system based on LonWorks fieldbus in detail. The object-oriented method is adopted in the software design,...[Details]
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Nidec Transmission Technology Co., Ltd. ( formerly Nidec Shinpo ), a group company of Nidec Corporation, has developed " Smart-FLEXWAVE ", which is a precision control reducer " FLEXWAVE " f...[Details]
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A wavelength converter
based on DFB laser was designed and implemented
. The wavelength converter is divided into three modules: receiving, temperature control and transmitting. The recei...[Details]
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The trend of energy conservation and environmental protection has brought more
demand for
LEDs
, and the continuous maturity of technology has promoted the popularization of LED products....[Details]
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Negative voltage converter circuit composed of LT1054
The negative voltage converter circuit composed of LT1054 is shown in the figure, and FB/SD (pin 1) is in an open circuit state. ...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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1 if (GetEPTxStatus(ENDP1) == EP_TX_NAK) then the transmission is considered completed
2 You can make corresponding marks in the callback function of the corresponding endpoint void EP1_IN_Callback(v...[Details]