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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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1.3.2 Modify parameters in Linux source code 1. Unzip the kernel source code mkdir /opt/studyarm cd /mnt/hgfs/share tar –jxvf linux-2.6.29.1.tar.bz2 –C /opt/studyarm 2. Enter the kernel directory,...[Details]
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As the unshakable "big boss" in the mobile phone industry, Apple's annual flagship not only attracts the attention of Apple fans, but also attracts the attention of other users. For this year's iPhon...[Details]
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1. Inspection items:
1. Check the installation of the flow meter: After the installation of the Verabar flow meter is completed, it must be carefully checked, requiring the welding to be firm, the...[Details]
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The serial port interrupt function of the punctual atom is as follows: void USART1_IRQHandler(void) //Serial port 1 interrupt service routine { u8 Res; #if SYSTEM_SUPPORT_OS //If SYSTEM_SUP...[Details]
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When the megohmmeter is working, if people feel numbness when touching the case, it means that the meter has leakage. Possible factors: (1) The loop wire or spring lead touches the shell. (2) The us...[Details]
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introduction
The hydraulic support electro-hydraulic control system originated from abroad and was introduced into China in the 1990s. The support electro-hydraulic control system has been rapidly ...[Details]
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Preface
The sun is a huge, long-lasting, and endless energy source. Solar energy is both a primary energy source and a renewable energy source. It is abundant in resources, can be used for...[Details]
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On February 25, JinkoSolar released its performance report, achieving operating revenue of 40.48 billion yuan in 2021, a year-on-year increase of 20.26%; net profit attributable to shareholders of th...[Details]
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Wideband meter drive amplifier using OP amplifier with good high frequency characteristics
Function of the circuit
For the measurement of analog voltage, when the frequency is below 100KHZ, th...[Details]
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The MAX15026 synchronous
step-down controller
operates from a 4.5V to 28V input voltage range and produces an output voltage that is regulated from 85% of the input voltage to as low as 0.6V,...[Details]
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Since the output signals of the detection output circuit are mostly positive polarity, the amplitude separation circuit of the positive polarity video full television signal is shown as V2 in Figure ...[Details]
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A waveform recorder can collect signals for a long time and save the data to the hard disk of the device. The length of the collection time depends on the sampling rate and the hard disk capacity. Ho...[Details]
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Common knowledge of crystal diode selection
Introduction for electronics enthusiasts: This article starts with various types of diodes and introduces the selection techniques of diod...[Details]
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CAN bus (Controller Area Network) is a local area network technology used in the field of automobile and industrial automation, with advantages such as real-time, reliability, flexibility and cost-...[Details]
Wireless Connectivity
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