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1. Define the state
State definition: Clearly define the states in the system, ensuring that each state is clear and mutually exclusive. Each state should have a clear meaning and behavior.
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The latest quarterly report on global smartphone shipments from International Data Corporation (IDC) shows that despite disruptions caused by supply chain constraints and a global chip shortage, smar...[Details]
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LED display screens are widely used in industrial and mining enterprises, schools, shopping malls, shops, public places, etc. for graphic display, advertising, and information release. This paper des...[Details]
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The first mobile phone was launched, which gave "communication" unlimited possibilities and broke the "wired" distance between people; the first personal computer was released, breaking the bottlenec...[Details]
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The usage of digital tubes is no different from that of light-emitting diodes. It is just that seven or eight light-emitting diodes are combined on a module to form an 8-shaped figure and a decimal po...[Details]
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1. Memory organization Note: Each peripheral corresponds to a register group, such as the register address corresponding to the timer TIM2 is 0x40000000~0x400003FF. 2. Embedded SRAM and embedded ...[Details]
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On March 21, Lihe Micro released its 2020 annual report stating that the company achieved operating income of 216 million yuan, a year-on-year decrease of 22.09%; the net profit attributable to share...[Details]
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Introduction Digital tubes are divided into common cathode digital tubes and common anode digital tubes. Simply put, all cathodes share one pin or all anodes share one pin. Take the common cathode ...[Details]
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A gas sensor is a converter that converts the volume fraction of a gas into a corresponding electrical signal. The detector head conditions the gas sample through the gas sensor, usually including fil...[Details]
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Abstract: This paper introduces a 48bit+24bit×24bit MAC unit design with saturation processing. In the design of the multiplier, an improved booth algorithm is used to reduce the number of partial ...[Details]
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1. The sensor has no signal output
The online detection sensor has no signal output. No problems were found in the probe wiring and the amplifier board wiring. The amplifier board was removed and...[Details]
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On March 14, according to the latest forecast by Tianfeng International analyst Ming-Chi Kuo, Apple will release four iPhone models this year, namely the 6.1-inch iPhone 14 and iPhone 14 Pro, the 6.7...[Details]
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On December 27, some netizens posted real photos of Xiaomi 12, which will be officially released on December 28. The photos show that Xiaomi 12 has three rear cameras and a rectangular lens module...[Details]
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The system structure of the electric heating shear circuit is shown in Figure 1. It consists of six parts: sensor-ball switch, microcontroller timing detection and processing, working status indica...[Details]
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According to foreign media reports, some details of the upcoming Samsung Galaxy Note 10 mobile phone have been exposed recently. It is said that the new Note 10 will have a 6.66-inch ultra-large scre...[Details]
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