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key.h #ifndef __KEY_H__ #define __KEY_H__ #include "stm32f10x.h" #ifdef KEY_GLOBALS #define KEY_EXT #else #define KEY_EXT extern #endif //IO definition #define down() GPIO_ReadI...[Details]
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Abstract: Based on the actual circuit working principle, a PFC circuit simulation model suitable for PSPICE software is established by using the average model of switching devices.
Circuit sim...[Details]
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Following the official announcement that the iQOO 5 series will be released on August 17, today blogger @小小鱼雷Y also exposed the real photos of the iQOO 5. ▲Image source: Little Torpedo Y Judgin...[Details]
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STMicroelectronics launches industry’s first cloud-based MCU edge AI developer platform Edge AI model performance can be evaluated online on the STM32 board February 23, 2023, China – STMicroel...[Details]
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2.3 Input/Output Matching Design
After determining the static operating point and stable circuit, the input and output of the transistor need to be matched. In the design of the power amplifie...[Details]
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This article is about the method of using a digital multimeter to measure the resistance of a small resistor. How to use a digital multimeter to accurately measure a resistor with a very small resista...[Details]
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“Install ETC and travel on highways without queuing”, “Apply for ETC online and have the equipment delivered directly to your home!”, “Drive on highways at a 10% discount and pass customs faster”, “T...[Details]
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0 Introduction
According to a survey, 10% of traffic accidents are caused by fatigue driving and improper operation. The car automatic cruise control system introduced in this article ...[Details]
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In the design of single-chip microcomputer system, the design of LCM (liquid crystal display module) human-computer interaction interface is often a very important link. LCM can be used to display se...[Details]
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This article introduces a real-time speech speed change system based on TMS320C5409. In addition, considering that speech compression storage and speech speed change are often required at the same tim...[Details]
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China Energy Storage Network:
Design and practice of the market mechanism for inter-provincial peak load regulation auxiliary services in Northwest China
Ma Xiaowei1, Xue Chen1, Ren ...[Details]
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Currently, variable-speed motor drive systems for electric vehicles and industrial motors are evolving to provide low-loss, high-efficiency, and high-frequency performance. The popularity of applicat...[Details]
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It is not complicated to make an inverter by yourself. Based on the basic principle of power supply circuit, the editor made a 220V temporary inverter power supply. The process and method are for yo...[Details]
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On July 10, BDStar released its semi-annual performance forecast, stating that the company expects to achieve a net profit attributable to shareholders of listed companies of 100 million yuan to 120 ...[Details]
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According to Qichacha, on October 21, Zhongke Shenlan Huize New Energy (Changzhou) Co., Ltd. (hereinafter referred to as "Zhongke Shenlan Huize") completed a Pre-A round of financing, with Sinopec ...[Details]