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Guoxuan High-tech's Yichun project has made a breakthrough recently. On August 3 and 4, Guoxuan High-tech Co., Ltd. signed formal contracts with the People's Government of Yifeng County and the Peo...[Details]
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The TX-1C board operates the 1602 LCD in parallel mode. Pins 1 and 2 of the LCD are gnd and vcc. Pin 3 is the contrast adjustment. Pin 4 is the data/command selection terminal RS. Pin 5 is the read/w...[Details]
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NetEase Mobile News, March 22, 2022, as a smartphone brand that has grown rapidly in the domestic and foreign markets in the past two years, realme has recently launched new phones. Today, realme has...[Details]
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The instruction set of a computer is the set of all instructions it can execute. The instruction set of 8051 has 111 instructions, which are composed of 42 mnemonics and 7 addressing modes. 8051 ...[Details]
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Mental arithmetic is the basis of learning mathematics. If you want to improve your child's mental arithmetic ability, you need a lot of practice. Nowadays, many parents buy a lot of math mental arit...[Details]
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Positive step-down switching regulators are common, but the complementary negative step-down function (converting a negative voltage to a smaller negative voltage) is rare by comparison.
Figure 1 ...[Details]
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A brief introduction to the concepts of the tty subsystem architecture In the Linux system, the terminal is a type of character device, which includes many types. Usually tty is used to refer to vari...[Details]
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/*****************************************************
Program name: AA.c
Hardware interface: PS2 interface: data------pa2
clk-------pd3(int1)
...[Details]
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Apple's press conferences in spring and autumn every year have captured the hearts of countless digital players, and this year's spring new product launch is scheduled for the 25th of this month, whe...[Details]
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New developer software for STM32H5 simplifies secure connections between IoT devices and AWS using ST’s Secure Manager software
October 10, 2023,
China - STMicroelect...[Details]
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Third-party research organization Canalys released a report stating that as two sub-markets in the consumer Internet of Things field, personal smart audio and wearable wristband devices have withstoo...[Details]
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Abstract: High-voltage and high-power motors have a relatively large impact on the load and the power grid when starting. Thyristor series high-voltage soft starters are widely used for their superior...[Details]
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According to foreign media 91Mobile, the 4G LTE version of Galaxy Note 20/Note 20 Ultra has been certified by the Thai regulatory authority NBTC. Unfortunately, the certification document does...[Details]
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When setting the IO port direction, you often see the following settings: //IO direction setting PC11 #define MPU_SDA_IN() {GPIOC- CRH&=0XFFFF0FFF;GPIOC- CRH|=8 12;} #define MPU_SDA_OUT() {GPIOC- C...[Details]
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There are two common R-type transformers on the market. One is the control transformer and the other is the isolation transformer. The two transformers have different uses. Let Huangli introduce th...[Details]
Analog electronics
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