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For a battery-powered system, the efficiency of the entire system is an important design parameter. It affects both the battery capacity required and the operating time of the end product. The correct...[Details]
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In recent years, the most noteworthy event in the lighting field is
the rise of the
LED lighting
industry. In the mid-1990s, Nakamura and others from Japan's
Nichia
Chemical Company ...[Details]
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Half the battle for a perfect jitter measurement is setting up the oscilloscope. The goal is to capture and display the signal as it truly appears in the system environment. Since every lab has a rea...[Details]
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1. Use short variables One of the most basic ways to improve code efficiency is to reduce the size of variables. When programming in C, we are all accustomed to using the int type for loop control va...[Details]
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How many data types are there in DSP C/C++ programming? What are the differences between float, double and long double, long and long long? What are the consequences of using data types ...[Details]
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Photoplethysmography (PPG) is a popular optical technology used in heart rate monitors (HRM) and peripheral capillary oxygen saturation (SpO2) measurements. It is simple and convenient because only a...[Details]
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Apple iPhone 11 has appeared on GeekBench. The website shows that the iPhone 11 (with A13 chip) has a single-core score of 5472 and a multi-core score of 13769. At present, this score is the highest ...[Details]
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Recently, the Huafen Club Forum released the firmware version update log of Huawei Watch GT 2 Pro, and stated that the new version will be pushed to all users in 3-7 days. If you have not recei...[Details]
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Most electronic product designs today require high energy efficiency, including non-consumer electronic devices such as industrial motor drives and telecommunication network infrastructure. For power ...[Details]
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The LEDs in the figure emit light in intensity proportional to the load current, and the circuit is designed to provide a very compact circuit to replace the meter on the 12V power line of some astro...[Details]
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According to the power grid and environmental conditions of mobile base stations, a solution for the reliability, maintainability and availability of mobile base station communication power supply sy...[Details]
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1. Experimental Environment
1.1 Virtual Machine Environment
a) Vmware version: Vmware Workstation 12.5.7
b) Ubuntu version: 9.10
c) Kernel version: 2.6.3...[Details]
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Embedded operating system is the software foundation of ARMCPU. From 8-bit/16-bit single-chip microcomputer to 32-bit embedded processor represented by ARMCPU core, embedded operating system will rep...[Details]
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Abstract: Monolithic switching power supply is a new type of switching power supply chip that became popular in the world in the 1990s. This article explains the design principle of constant volt...[Details]
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Resistors are generally called resistors in daily life. It is a current limiting element. After the resistor is connected to the circuit, the resistance of the resistor is fixed. Generally, it has ...[Details]
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