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There are techniques for measuring resistance: when measuring large resistance, it is not advisable to hold the meter with both hands to measure; but when measuring small resistance, you should hold ...[Details]
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I am currently studying how to use AVR to drive MAXIN's DS18B20. After a few days of thinking, I finally wrote its driver. Using IAR C++ Compiler #ifndef DS18B20_H #define DS18B20_H /**************...[Details]
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Next, we will use the MF47 multimeter to introduce the structure of the pointer multimeter. The MF47 multimeter is a highly sensitive, multi-range portable rectifier meter that can measure basic ite...[Details]
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Background Recently I came across an open source display framework called lvgl. When I ran the demo, I found that it was indeed a cool thing. The author of LVGL is Gabor Kiss-Vamosikisvegabor from ...[Details]
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PIC XX XXX XXX (X) -XX X /XX 1 2 3 4 5 6 7 8 1. Prefix: PIC MICROCHIP is the product code of the company, especially: dsPIC is a new type of PIC microcontroller with integrated ...[Details]
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1. Introduction PCI bus is a high-performance local bus introduced by Intel. Its data bus is 32 bits and can be expanded to 64 bits. The maximum data transmission rate is 128-256MB/s, which is much hi...[Details]
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The latest market research reports show that the demand for consumer electronics remains strong. As these consumer electronic products become smaller and lighter and have longer battery life, portable...[Details]
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By: Upal Sengupta, Senior Application Engineer, Battery Management Solutions Product Division, TI I recently got around to cleaning out some old boxes that had been tucked away in the back corner of ...[Details]
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A few words written at the beginning to warn all programmers. You may not have noticed that as we delve deeper into the field of programming, our thinking becomes simpler and our emotional intellig...[Details]
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In order to improve the battery life of the iPhone, Apple officially launches smart battery cases every year. Earlier this year, Apple launched smart battery cases for the iPhone XS series and...[Details]
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51 MCU external ROM expansion method
It is strongly recommended that users do not consider external expansion of program memory as much as possible. If expansion is necessary, it can be expand...[Details]
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Last month, Xiaomi's sub-brand Redmi launched a TV product, and Huawei's sub-brand Honor also launched a TV product (euphemistically called a smart screen). So which of the two TV products from Honor...[Details]
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Today, slashleaks website exposed the complete configuration of Xiaomi 10 5G. The leaked information shows that Xiaomi 10 uses a 6.57-inch 90Hz refresh rate AMOLED screen, supports facial recog...[Details]
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On September 6, Huawei released the world's first Bluetooth & low-power Bluetooth wireless chip - the Kirin A1 chip, which has excellent anti-interference capabilities and high-performance dual-chann...[Details]
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The USB to serial port cables on the market are very cheap, and most machines do not have serial ports. Therefore, it is quite common to develop and use USB to serial port cables under embedded LIN...[Details]
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