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C51 is widely used in single-chip microcomputers due to its high readability and portability. However, in some cases, the program written in C51 may have to be written in assembly language bec...[Details]
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Before using an insulation resistance meter to measure insulation resistance, the following inspections should be done: (1) Check whether the power supply of the device under test has been cut off an...[Details]
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1. The concept of priority in STM32 (Cortex-M3) There are two concepts of priority in STM32 (Cortex-M3): preemptive priority and secondary priority. The response priority is also called "sub-pr...[Details]
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The following content is in stm32f4xx_gpio.h /** @defgroup GPIO_Alternat_function_selection_define * @{ */ /** * @brief AF 0 selection */ #define GPIO_AF_RTC_50Hz ((uint8_t)0x00)...[Details]
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On March 16, at the 2024 China Electric Vehicle 100 Forum, Xue Yunzhi, President of Guoke Basic Stone, was invited to deliver a keynote speech on "Exploring the Development Path of Domestic Automotiv...[Details]
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Today someone asked me how to convert BCD code into decimal code. It is actually very simple. The BCD representation uses 4 binary bits to represent a decimal digit, that is, one byte can r...[Details]
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A connector is an electromechanical component that connects a conductor (wire) to an appropriate matching component to connect and disconnect a circuit. In China, it is also called a connector, plug,...[Details]
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The hazards of aging components of infrared thermal imaging cameras : The components in the thermal imager will have various problems due to their long use. For example, if the capacitor is u...[Details]
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The microcontroller source program is as follows: #include "reg52.h" sbit IN1=P1^1; sbit IN2=P1^2; sbit IN3=P1^3; sbit IN4=P1^4; unsigned char pwm_val_right=0; unsigned char push_val_right=0; unsig...[Details]
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The main control of this solution uses STM8S207C8T6, 1.7-inch 128*64 LCD display, LCD driver chip uses UC1701 (compatible with ST7565), and font display uses Qualcomm GT20L16S1Y font chip to realize ...[Details]
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MIT Technology Review asked a question: Can the mysterious development of energy storage technology alleviate our concerns about Elon Musk's latest electric truck? Let's follow the power management...[Details]
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Data acquisition technology is a comprehensive application technology based on sensors, signal measurement and processing, microcomputers and other technologies. It mainly studies the acquisition, ...[Details]
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1 Introduction
Micro-electromechanical systems (MEMS) are an emerging multidisciplinary discipline developed on the basis of microelectronics technology. Compared with traditional mechanical syste...[Details]
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On May 10, the signing ceremony of Kunshan Advanced Sodium Ion Green Energy Storage R&D Center and Pilot Base Project was held in Kunshan Hi-tech Zone. Wang Hong, founder and CEO of Shanghai Lingfang ...[Details]
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Circuit implementation function This circuit inputs household 220V AC power , and after full-bridge rectification and voltage stabilization, it outputs stable 5V DC power . Features Convenient and...[Details]