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introduction
Looking at the development of the electronics industry, in 1992 only 40% of electronic systems operated above 30 MHz, and most devices used DIP, PLCC and other large-volume, f...[Details]
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1. Voltage measurement 1. DC voltage measurement, such as batteries, walkman power supplies, etc. First, insert the black test lead into the "com" hole and the red test lead into the "V Ω" hole. Sele...[Details]
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1. First, you need to define two data structures at the beginning:
static struct class *firstdrv_class;
static struct device *firstdrv_device;
2. Create the corresponding devic...[Details]
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0 Introduction
Operational amplifiers
are widely used and are an integral part of many analog and mixed signal systems. A large number of operational amplifiers with varying...[Details]
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The servo motor encoder is a very important component in the servo system. It is used to measure the rotation angle and speed of the motor shaft and provide feedback signals for the control system....[Details]
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The procedure for writing CC 1000 internal registers of P87LPC762 microcontroller is as follows: C Program write_com(uchar addr,uchar com_data) //Write internal register Device Subroutine { char i;...[Details]
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0 Introduction The current residential and building water supply systems generally adopt constant pressure water supply systems based on variable frequency speed regulation technology, which has ...[Details]
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environment:
Host: WIN7
Development environment: MDK4.23
MCU:STM32F103CBT6
illustrate:
The software sets the NSS foot and transmits using the query method
source code:
Initializat...[Details]
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1. The usage of hardware IIC is more complicated, and the process of analog IIC is clearer. 2. Hardware IIC is faster than analog and can use DMA 3. Analog IIC can be on any pin, while hardware c...[Details]
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Recently, a mobile energy storage power supply vehicle independently developed by Jiangsu Province drove to the Nanzha Street Substation in Jiangyin City, Wuxi. The technicians of Jiangyin Power Su...[Details]
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China Energy Storage Network News:
On January 4, Ye Ting, a full-time staff member of the Control Center of Nanjing Power Supply Company in Jiangsu Province, saw on the source-grid-load-sto...[Details]
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Black glass changes the spectrum of light that hits the ambient light sensor, which is a design challenge for ambient light sensors. In particular, black glass enhances the infrared portion of the ...[Details]
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When it comes to buying a car, besides car configuration, everyone must be concerned about the engine displacement. These are two typical Chinese car-buying plots. Although the turbo ...[Details]
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When stm32 is used for serial port or network data transmission, it is often necessary to use a structure to define the frame format. If the default alignment of keil (4-byte alignment) is used, th...[Details]
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According to foreign media reports, data previously released by research institutions showed that although the sales of major DRAM manufacturers fell month-on-month in the first quarter, the prices o...[Details]
Analog electronics
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