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1. System Configuration
1.1 Software
A PC with Step7 Micro/Win SMART software (including Modbus protocol library) installed. In this example, Step7 Micro-Win SMART V2.0 is used.
1.2 ...[Details]
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After Qualcomm broke up with Apple, it turned to work for Chinese technology companies, providing them with people and money, and also providing technical support. From the perspective of US national...[Details]
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When the airflow enters the flowmeter, the leading fluid of the special mechanism is first decelerated. Under the action of the fluid, the turbine blades form a certain angle with the fluid flow direc...[Details]
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Charger circuit diagram: MP3 charging, can also be used to charge mobile phones, input 220V, E6 high-frequency magnetic core conversion output .6V/1.5A.
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1. Add NANDFLASH in uboot From the analysis in the second section, we know that the hardware initialization is in board_init_r. We find the initialization of nand here: u-boot-2016.09$ vim common...[Details]
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1. Introduction
Based on the analysis of the working principle of the three-phase voltage-type PWM rectifier, this paper establishes the mathematical model of the three-phase voltage-type ...[Details]
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Background
Military vehicles require increasingly complex electronic systems to meet the needs of command and control, communications, weapons management, surveillance, and countermeasures. S...[Details]
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LTE （Long Term Evolution）是3GPP展开的对UMTS技术的长期演进计划。LTE具有高数据速率、低延迟、分组传送、广域覆盖和向下兼容等显著优势 ，在各种“准4G”标准中脱颖而出，最具竞争力和运营潜力。运营商普遍选择LTE，为全球移动通信产业指明了技术发展的方向。设备制造商亦纷纷加大在LTE领域的投入，其中包括华为、北电、NEC和大唐等一流设备制造商，从而有力地推动LTE...[Details]
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The biggest rival of Qualcomm 8155 chip is here. 3 月 30 日，芯擎科技宣布其智能座舱芯片「龍鷹一号」正式量产，这也是自高通 8155 芯片之后，国内首款、全球第二款开始出货的 7 纳米车规级 SoC 芯片，可实现车机从「一芯多屏」到「跨域融合」的高算力需求。 据了解，芯擎科技已经与中国一汽、亿咖通科技、东软、伟世通等国内外主机厂...[Details]
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A friend of mine, Mr. Zhang, who is new to photovoltaics, installed a photovoltaic power station on his roof. He used 120 340W modules, with a total module power of 40.8kW and an inverter of 40kW. ...[Details]
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Tesla's integrated solar-storage-charging supercharging station is here. Will it be long before Powerwall enters the Chinese market? Tesla's China charging team posted on Weibo that Tesla's integra...[Details]
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Audio analog signal circuits often need to adjust the level within a wide range, and the adjustment range of high-precision circuits can reach more than 100 dB. It is equivalent to 18 bits of binary ...[Details]
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Section 1 Absolute Address Access C51 provides three methods to access absolute addresses: 1. Absolute macros: In the program, use "＃include" to use the macros defined in it to access absolute a...[Details]
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On May 31, 2022, the country's first green new energy battery asset ABS - "Weilongjiang-Huatai-Yongxing-Green New Energy Battery Asset-Backed Special Plan (Carbon Neutral)" was successfully issued ...[Details]
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Background
GL Logger (hereinafter referred to as GL) is a special automotive data recorder, which is widely used in road tests or bench tests. This series of recorders supports data recording o...[Details]
Analogue and Mixed Signal
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