The project is implemented using TI 's RF sampling devices, with four RF sampling DACs on each board . During the debugging process, the DAC output single tone was tested and it was found that there w...
I would like to ask you, when BLUENRG-1 is used as a slave, due to power consumption issues, the slave needs to sleep. Can you tell me how to actively disconnect the slave when it is connected?...
The following code shows the main relevant information of the development board:print('board info:')import uos
d = uos.uname()
print('board name:', d[4])
print('micropython version:', d[2])print('buil...
keil stm32 debug always runs to movs r0,r0The reason is that the interrupt vector table offset is set during initializationNVIC_SetVectorTable(NVIC_VectTab_FLASH, APP_START_ADDRESS); //#define APP_STA...
Radio frequency identification technology is mainly a non-contact automatic identification technology. In its application process, it is necessary to use radio frequency signals based on electromagnet...
I am a newbie working on a hot water reversing valve project for electric vehicles. I would like to recommend a stepper motor (bipolar four-wire) driver chip. The operating temperature range of the em...
0 Preface
With the introduction of computers in industrial control systems, the software and protocols used in automatic industrial control have become increasingly complex. However, any comp...[Details]
Tektronix New Year Outlook for 2023: Leading the future of digital intelligence and helping local innovation accelerate its take-off Xiang Jiaying, Marketing Director of Tektronix China Aft...[Details]
I. Introduction According to statistics, the annual capacity of single-chip microcomputers in my country has reached 100-300 million pieces, and it is growing at a rate of about 16% per year, but my ...[Details]
The basic knowledge of 8051 microcontroller has been introduced before, including its history, characteristics, packaging and some practical applications. In this article, the editor will continue to...[Details]
LED series connection For example, when driving 28 LEDs, there are six possible connection methods. One is to first connect 14 LEDs in series (LED string) and then connect two of these series-co...[Details]
We know that there is a power management register PCON inside the microcontroller. The lowest two bits of this register, IDL and PD, are used to set whether the microcontroller enters idle mode and p...[Details]
1. The DC bus voltage is too high or too low
(1) Fault phenomenon: The central audio signal "alarm bell" sounds; the DC bus fault light sign is on; the DC bus voltage indication deviates from the...[Details]
In the face of the global chip crisis, more chip manufacturing equipment is needed to solve the chip production capacity problem. However, the machines that manufacture chips also need chips. The glo...[Details]
Convergence in the consumer space is accelerating, with the lines between consumer computers and communications applications becoming increasingly blurred as each device continues to add new feature...[Details]
After major Android phones showed off their skills in "taking pictures of the moon", Apple was no exception and strengthened its research and development related to astrophotography. According...[Details]
In the traditional high-frequency transformer design, due to the limitation of the core material, its operating frequency is relatively low, generally around 20kHz. With the continuous development o...[Details]
According to foreign media reports, Ouster, a supplier of high-resolution digital lidar sensors, announced the launch of the automotive-grade, customized digital lidar silicon receiver Chronos chip, ...[Details]
Although most home appliances and office equipment are powered by high-voltage alternating current (AC) that plugs directly into a wall outlet, virtually all of their internal circuitry requires l...[Details]
Next-generation ARC-V processor for automotive embedded software, storage and IoT applications Summary : Synopsys' new 32-bit and 64-bit ARC-V processor IP is built on its decades of pr...[Details]
Current Feedback Circuit
Figure 2 Current feedback circuit
The current feedback circuit uses a current transformer to detect the current on the switch tube, and the principle is shown...[Details]
Analog electronics
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