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As a high-precision frequency and time test instrument, the frequency meter has higher test accuracy than ordinary spectrum analyzers and oscilloscopes, so the calculation of test accuracy is more ...[Details]
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To control brightness, light-emitting diodes (LEDs) require a constant current. This is achieved by placing a resistor in series with a group of LEDs. Since both the voltage across a group of LEDs ...[Details]
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The crystal frequency of 2440 is 12MHZ, and there are two PLLs: MPLL and UPLL. MPLL generates FCLK, HCLK, PCLK; UPLL generates UCLK. FCLK provides clock for ARM core, HCLK is AHB bus clock, PCLK is A...[Details]
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The MCU source program is as follows #include reg52.h #define uchar unsigned char #define uint unsigned int uint speed = 100; //initial speed uint max = 200; // slowest speed uint min =...[Details]
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Today, Microsoft announced a new Windows 11 update for insiders in the Beta channel. Along with the update, Microsoft also released several announcements to provide some details around Windows ...[Details]
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Full increment: The stack grows upward by increasing the memory address, and the stack pointer points to the highest address containing valid data items. Instructions such as LDMFA, STMFA, etc.
Empt...[Details]
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TTape provides the unique ability to detect overheating of each lithium-ion battery, Bringing a revolution to the electric vehicle industry, improving superior safety and extending battery life. ...[Details]
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In many single-chip microcomputer application systems, electrical signals and non-electrical signals are often used to transmit control signals and data information to realize rem...[Details]
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As the world's first ultra-low-power, all-digital, event-based neuromorphic AI IP provider, BrainChip recently announced a strategic partnership with MYWAI, an edge intelligence AIoT solution provide...[Details]
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Recently, researchers from the Harvard School of Public Health found that individuals over 65 years old living in areas with higher air pollution levels (PM2.5) have a higher mortality rate than thos...[Details]
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The reporter learned from State Grid yesterday (December 20) that in 2020, State Grid will accelerate the construction of power grids in deeply impoverished areas.
Data released by the State G...[Details]
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On June 16, the bare face photos of ROG gaming phone 3 were officially revealed. Like the previous generation, ROG Gaming Phone 3 uses an OLED display with no bangs and no holes. The back s...[Details]
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In order to ensure the accurate measurement of the turbine flowmeter, the installation location and method must be correctly selected. 1. Requirements for straight pipe sections: The flow meter mus...[Details]
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In recent years, the popularity of 5G has continued. In 2019, mobile operators at home and abroad have accelerated the pace of 5G network deployment. 5G has transformed from a vague concept to commer...[Details]
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A 300W LCDTV power supply dual-phase conversion mode (TM) power factor correction (PFC) and boost pre-converter circuit based on IC controller UCC28060. As shown in Figure 1, UCC28060 is the industr...[Details]
Analog electronics
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