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Reference sources are widely used in various analog integrated circuits, mixed-signal integrated circuits and system integrated chips. Their accuracy and stability directly determine the accuracy of t...[Details]
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UART Programming
1. Initialization
Our 2440 supports 3 UART serial ports, taking uart0 as an example. Then we need to implement the following functions to complete the most basi...[Details]
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The MCU program source code is as follows: #include pic.h //Call the header file of PIC16F87XA microcontroller __CONFIG(HS&WDTDIS&LVPDIS); #define U5A RB0 #define U5B RB1 #define U...[Details]
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AVR applications that are not timing sensitive can use the external RC oscillator of Figure 13. The frequency can be roughly estimated using the equation f =1/(3RC). The capacitor C must be at least ...[Details]
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PIC12F629 can operate normally without external vibration, it is the first choice for low cost, the principle is as follows: press the button once, LED1 is low light, press twice, LED2 is bright, pr...[Details]
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0 Introduction
The anti-aircraft artillery unit of the Chinese People's Liberation Army had a problem in daily training: it was difficult to judge whether the artillery soldiers were aimin...[Details]
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1. Working principle
★ When U2 is in the positive half cycle and its value is greater than the voltage Uc across the capacitor, diodes D1 and D3 are turned on, while D2 and D4 are turned off...[Details]
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1. Compilation error when changing the MCU model (from STM32F103ZET6 to STM32F107RCT6 in Keil): This problem occurs because the corresponding processor's internal resources are less than the int...[Details]
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A paper battery made of carbon nanotubes and silver nanowires can be used in portable devices; researchers claim that the new battery is disposable and can be made into various shapes according to the...[Details]
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Whether the public has noticed or not, cities and businesses have been moving away from using facial recognition technology, but federal agencies are moving more aggressively toward it. ...[Details]
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According to news on February 22, early this morning, Google announced the launch of Gemma, the world’s most powerful and lightweight open source model series. The model is divided into two size vers...[Details]
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Samsung Electronics has successfully developed a "5G integrated base station" (Access Unit) that supports the 28GHz frequency band. It is the product that can support the fastest speed among the curr...[Details]
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According to foreign media reports, Tesla recently applied for another battery patent. The new battery will not be equipped with a tabless electrode. The company's CEO Elon Musk said: "This patent i...[Details]
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Huaying Technology recently issued an announcement stating that the company has learned of the important news of Chunghwa Picture Tubes, that the assets of Chunghwa Picture Tubes are not enough to co...[Details]
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introduction
Servo motors are high-precision, high-response motors that are widely used in industrial automation, robotics, CNC machine tools, and other fields. As an important compo...[Details]