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1. Experimental task: When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding-dong" sound which is output from the P1.0 port to the LM386 and then sent to the speaker after am...[Details]
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On July 29, CATL held an online launch conference for sodium-ion batteries. Chairman Dr. Zeng Yuqun released CATL's first-generation sodium-ion battery and the "transitional product" lithium-sodium h...[Details]
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The electric drive system, known as the "heart" of new energy vehicles, is the main executive structure of new energy vehicles during driving and plays an incomparable and important role. It is also ...[Details]
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iQOO was officially born in February last year. As a young brand that is only one year old, iQOO became one of the fastest growing mobile phone brands in 2019. According to GFK data, iQOO has b...[Details]
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Introduction: The safety of driverless technology has always been a concern of the public. Recently, Aptiv, an American driverless technology company, released a large amount of road test data, which...[Details]
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Engineers can now achieve 120dB of dynamic range for capturing clear, high-fidelity speech in smart home applications Texas Instruments (TI) has introduced a new audio analog-to-digital converter (...[Details]
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In order to carry out the recycling and utilization of new energy vehicle power batteries in our city, strengthen the monitoring and management of power battery recycling and utilization, and culti...[Details]
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introduction
With the increase in the number of cars and the continuous increase in the speed of cars, the driving safety of cars has received more and more attention. At present, the vehicle running...[Details]
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Wireless Sensor Networks
Wireless sensor network technology is a short-range, low-complexity, low-power, low-data-rate, low-cost two-way wireless communication technology. It is a group of...[Details]
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#include
#include stdio.h
//-------------
#define RW P1_0
#define RS P1_1
#define EN P1_2
#define BUS_LCD P2
#define BF P2_7
//----------------------------
void init(void);
void ...[Details]
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Han Jong-hee, co-CEO of South Korea's Samsung Electronics, revealed that Samsung is carefully evaluating acquisition proposals in multiple fields and will have good news soon. "We are moving faster t...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
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Serial port FIFO interrupt: RDA CTI
The receiving module of the serial port includes a receiving buffer register and a shift register. After the received data enters the shift register, it is shift...[Details]
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introduction
ZigBee Alliance defines two types of physical devices: one is full function device FFD (full function device); the other is reduced function device RFD (reduced function device). ...[Details]
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1 Industry status: Rapid increase in global share and enjoying overseas premium dividends
Current situation: Domestic market share increased rapidly in 2020, and Sungrow and Huawei maintai...[Details]