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This article records the driver development process of mounting the I2C interface touch screen on the friendly arm mini2440 platform. The kernel version is linux-2.6.32.2, and the platform is ARM9 S...[Details]
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With the completion of the Beidou-3 global satellite navigation system, Beidou is catching up with the US GPS at a very fast pace and is increasingly recognized around the world. On November 25, Ja...[Details]
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Introduction Infant incubators are mainly used in clinical medical treatment of premature infants, low-birth-weight infants, critically ill infants or maldeveloped newborns. They play an important r...[Details]
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Pressure instruments are widely used in the measurement of liquid, gas, steam pressure and vacuum in the metallurgical manufacturing industry. Among them, most pressure instruments are used in the pro...[Details]
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The purpose of learning PIC microcontroller is to make a 433M wireless switch. I have learned 51 and AVR microcontrollers before, and I have some basic knowledge of 8-bit microcontrollers, but this i...[Details]
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The insulation resistance tester is also called megohmmeter, megohmmeter, and megometer. It is used to test insulation resistance. The price varies according to the test voltage. The commonly used ha...[Details]
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All LEDs must be powered by a constant current source, but many street lamp manufacturers currently look for a suitable constant current module after the LED module has already been designed. Howev...[Details]
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Commonly used registers in GPIO GPIOx_CRH and GPIOx_CRL: can configure various modes of GPIO and perform initialization. GPIOx_BSRR: 32-bit register, can be written or cleared 1/0 GPIOx_IDR: Low ...[Details]
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As the dimensions of many electronic devices that use electricity continue to decrease, the size of the power supply appears to be much larger. People have done a lot of work to reduce the size and...[Details]
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It is no exaggeration to say that the Internet of Things is profoundly changing all walks of life. Among them, the iterative upgrade of the automotive industry can be said to be astonishingly fast. ...[Details]
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As major autonomous driving companies are frantically raising funds and burning money, the autonomous driving industry has become a battleground for both large companies and start-ups. Large companie...[Details]
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1. There is often no light spot or the waveform power supply is not turned on. The brightness knob is not adjusted properly. X, Y axis shift knob position adjustment. The Y-axis balan...[Details]
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Intel just announced Thunderbolt 5, which it has demonstrated with prototype laptops and docking stations, with bandwidth up to 120 Gbps when using a “bandwidth boost” feature.
Thunderbo...[Details]
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This article focuses on the two most common battery chemistries: Li-ion and NiMH. Through this discussion, a mixed-signal universal battery charger can be designed that can charge both types of batte...[Details]
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Universal Serial Bus (USB) is a new type of data communication interface that is being used in more and more fields. Compared with traditional PCI cards and ISA cards , data acquisition cards based...[Details]