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Finally, I spent a day to port atomthreads1.3 to STM8L151K4. Since I had experience in porting STM8S before, the whole process was much clearer this time. And I also installed the STVP+COSMIC compila...[Details]
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Exro Technologies has launched a new application for its patented Coil Driver technology that enables electric vehicles to charge quickly and seamlessly, and feed power back to the grid , regardless ...[Details]
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With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the risk o...[Details]
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In the process of developing a single-chip multi-machine communication system, the author adopted other design methods to eliminate the unstable factors of the system. The entire system has been runni...[Details]
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The oscilloscope is a commonly used electronic measuring instrument, which is widely used in many industries. There are two key points we need to pay attention to when using the oscilloscope. The firs...[Details]
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(1) Oscillation period = clock period: refers to the period of the oscillation source that provides the clock pulse signal for the microcontroller.
(2) State cycle: Each state cycle is twice the ...[Details]
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As early as 2018, SigmaStar and Aihua Yingtong signed a strategic cooperation agreement and reached a strategic cooperation relationship. The two parties will join forces to jointly carry out various...[Details]
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Recently,
Marvell, a new
LED driver
chip supplier, launched the evaluation board of its digital flyback PFC control chip 88EM8081 and various
power
specifications
LED driver circuit
ref...[Details]
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////////////////////Scroll up and down display////////////////////8051 #include reg51.h #include intrins.h typedef unsigned char uchar; typedef unsigned int uint; sbit rs=P2^0; sbit rw=P2^1; sbit ...[Details]
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UART basic introduction: Universal Asynchronous Receiver/Transmitter UART has very powerful functions We only use the full-duplex asynchronous communication capabilities of the UART, using interr...[Details]
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I just switched from 51, and I don't want to invest too much money, so I chose the bluePill board from Taobao, which is probably the cheapest (7.6 yuan including shipping). I did some preliminary tes...[Details]
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The new generation of direct digital frequency synthesizer DDS uses a fully digital method to achieve frequency synthesis. Compared with traditional frequency synthesis technology, DDS ha...[Details]
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(I) First, you need to establish a cross-compilation environment
a) First build a cross-compilation environment
i. Unzip arm-linux-gcc-4.4.3.tar.gz into an empty folder
#tar zvxf arm...[Details]
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Principle of DC-AC Inverter The inverter introduced here (see figure) is mainly composed of MOS field effect tubes and ordinary power transformers. Its output power depends on the power of MOS field...[Details]
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ARM system clock initialization:
This requires knowing what is a clock pulse signal, what is a clock frequency, and what is a clock source.
Clock pulse signal:
Clock pulse ...[Details]
RF/Wirelessly
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