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The MCS-51 single-chip microcomputer was launched by the American INTE company in 1980. Compared with the MCS-48 single-chip microcomputer, it has a more advanced structure and stronger functions. It ...[Details]
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Summary: The printf function in the C standard library is used to output to the display. By modifying the printf function and redirecting its output to the serial port, the purpose can be achieved. T...[Details]
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1. I2C initialization Regarding the I2C initialization process, the comments in the standard library are very clear: * 1. Enable peripheral clock using CLK_PeripheralClockConfig(CLK_Peripheral_I2...[Details]
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What is a Class A amplifier?
Class A amplifier is a specific amplifier classification, also known as Class AB amplifier. It is a way of dividing the audio signal into positive half-cycle and n...[Details]
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This paper uses NXP's ARM7-based microcontroller LPC2378 and ADI's video matrix switching chip ADS112 to form a video matrix switching device, realizing a video matrix with 64 video inputs and 8 vi...[Details]
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Introduction: The following is some of my experience in practice. I found this because I encountered problems when trying to use the programming board circuit suitable for SAMSUNG S3C44B0 JTAG to pro...[Details]
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AD9854 Advantages and Features 300 MHz internal clock rate FSK, BPSK, PSK, LFM, AM operation Two integrated 12-bit digital-to-analog converters (DACs) Ultra-high-speed comparator, RMS jitte...[Details]
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First, the three-stage pipeline structure diagram of ARM is given, which is the basis for the subsequent analysis. The address of the instruction is on the far left in the above figure. According t...[Details]
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IO port principle (P1 port is the simplest, so only P1 is introduced here, the principles of other IO ports are similar) P1 port principle It can be seen that the working principle of P1 port is re...[Details]
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In practical applications, improving the heat dissipation of LED display screens can not only effectively improve the efficiency of heat dissipation of LED display screens, but also save electricit...[Details]
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It is reported that with the continuous "rise" in the price of LCD panels, the two Korean panel giants LGD and Samsung Display (SDC) have successively announced the delay of the LCD panel production ...[Details]
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On February 27, the Leshan Municipal Science and Technology Bureau held the 2024 Municipal Science and Technology Work Conference to commend the units with outstanding achievements in the city's sc...[Details]
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This article introduces the main features, block diagram, application circuit diagram and external component list of CC2540F128/256, as well as the CC2540EM reference design circuit diagram and bil...[Details]
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Adoption of SiFive solutions is accelerating, with more than 2 billion SiFive RISC-V-based chips now in the market
Munich, Germany – June 25, 2024 – SiFive Inc., the industry benchma...[Details]
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The self-discharge of electric vehicle batteries refers to the gradual loss of charge inside the battery when it is not in use, thereby reducing the battery's available energy. This is an important...[Details]
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