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Refer to the online examples to summarize the initialization function #define TIM2_CLK 16000000 void timer2_Init(char channal, ulong hz,int pwm) { TIM2_ARRH = (TIM2_CLK/hz)/256; TIM2_A...[Details]
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A few days ago, multiple sources pointed out that Lenovo founder Liu Chuanzhi was about to step down as chairman of Lenovo Holdings. On the evening of December 18, Lenovo Holdings issued an announcem...[Details]
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Data rates are increasing rapidly, test methods are becoming more complex, and test margins are shrinking. These factors are forcing memory designers and engineers to face new challenges when debuggi...[Details]
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SEMI (Semiconductor Equipment and Materials International) released its latest report pointing out that there may be two situations in the wafer market in the second half of 2020. First, the market u...[Details]
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1 Introduction to LTCC
Future mobile phones are developing towards lightweight, multifunctional, digital, high reliability and high performance, and the requirements for miniaturization, integratio...[Details]
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LED dot matrix screen has strong luminous brightness and good indication effect. It can produce moving luminous pictures and texts, which are more likely to attract people's attention. It has a large...[Details]
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Abstract: This paper analyzes the energy-saving principle of applying frequency converter to water pumps in the process of water supply treatment, and proposes a design scheme of using Shenou frequ...[Details]
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The ISP1907 module is a high-frequency transceiver clocked at 2.4GHz, based on Nordic Semiconductor's nRF52 system-on-chip (SoC). The LL model is based on the nRF52811, has 192 kB Flash and 24 kB SRA...[Details]
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Hardware Design The first is the selection of BANK0. If you choose to connect BANK0 to NAND Flash, you need to set the status of pins OM1 and OM0 to 0, which means it is NAND FLASH mode. . NANDFlas...[Details]
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According to Business Insider, Apple will launch its smartphone based on the latest system iOS 13 this fall. In addition to adding a "dark mode", the company announced a series of new emoji expressio...[Details]
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On June 5, Microsoft updated its official support document on June 3, announcing that it would stop developing all NTLM versions including LANMAN, NTLMv1 and NTLMv2, and that it had completely aban...[Details]
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" Power Supply (PSU)" is actually the abbreviation of "Power Supply Unit". The often mentioned "PC power supply" is actually also an abbreviation. Strictly speaking, "PC power supply" should be calle...[Details]
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“If you want to save energy and cut back on expenses, the best way to do that is to turn off all your electronic devices.” Although this suggestion is extremely simple, it is the basic principle ...[Details]
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Humanoid robots will be the next generation of terminals. The emergence of embodied robots will be the real "" moment.
By August, the track, which had been hot for half a year, has shown signs...[Details]
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Preface
The fire alarm network monitor is an intermediate device between the fire alarm system and the city fire alarm network monitoring center. It completes the information forwarding betwee...[Details]
Analog electronics
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