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Circuit connection (as shown in Figure 1):
Components (80c51 chip, 8255A chip, 74ls373 latch chip, l298 driver chip, three-phase six-wire stepper motor, several buttons, power supply)
Figure 1 ...[Details]
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void Touch_Init(void);//initialization
u8 Read_ADS(u16 *x,u16 *y); //Bidirectional read with discard
u8 Read_ADS2(u16 *x,u16 *y); //Bidirectional coordinate read with enhanced filtering
u16 ADS_Rea...[Details]
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Since the STM32F10x library officially uses the default external 8MHz crystal, many users also use the 8MHz crystal. However, the 8MHz crystal is not necessary, and other frequency crystals are also ...[Details]
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Several issues on LED road lighting
Ma Jian, Institute of Architectural Technology and Science, School of Architecture, Tianjin University
1 The emergence and development of LED lighting
...[Details]
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Recently, several senior executives of Qualcomm, including Michelle Leyden Li, senior marketing director of CDMA technology, Tim Leland, senior director of GPU product management, and Tavis Lanier,...[Details]
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TI MSP430 series microcontroller, the baud rate value of the usart module is determined by the following three registers: UxBR0, UxBR1, UxMCTL Baud rate = BRCLK/N, mainly to calculate N. BRCLK: Cl...[Details]
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Activation myth of new batteries: New batteries should be activated by cyclic charge and discharge.
The truth: To be precise, the above statement is not a rumor. There is a time difference be...[Details]
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Unified security was proposed by Anson as early as the beginning of 2007, but it was difficult to achieve with the existing software and hardware equipment and platforms, so it was just a concept...[Details]
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In December 2020, Volkswagen Group China and Volkswagen Group China came into the public eye due to chip shortages and faced production suspension, and this was not the first time that the automotive...[Details]
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Industry sources revealed that demand for cryptocurrency mining has slowed recently, but the output of IC packaging substrate manufacturers still cannot meet market demand. Digitimes quoted sources a...[Details]
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Introduction
The two-wire RTD temperature transmitter converts the temperature signal linearly into a 4~20mA DC standard output signal. Most analog two-wire temperature transmitters are compos...[Details]
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Recently, Xiaomi 11 Pro & Ultra's first sale sales exceeded 1.2 billion in one minute, proving that Xiaomi has established a firm foothold in the high-end market. In addition to Xiaomi, there are man...[Details]
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The global chip supply chain is being reshaped, and industry players are forming alliances. Foreign media reported that chip companies have spent a total of $100 million on lobbying in the past few...[Details]
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Anyone who has used an oscilloscope will have come into contact with a probe. Usually, the oscilloscope we are talking about is used to measure
voltage
signals (there are also those that...[Details]
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On the afternoon of October 30, Tian Ye, head of the Xingchuan Investment Department of the Sichuan Industrial Revitalization Fund, and his team visited the National Vanadium Titanium Industry Alli...[Details]
Microcontroller MCU
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