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On May 11, Mao Weiming, Chairman and Secretary of the Party Committee of State Grid Corporation of China, and his delegation went to the Xiong'an New Area Power Supply Company of State Grid to inve...[Details]
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In today's world of mixed-signal systems, many applications require the measurement and processing of a large number of analog signals, including but not limited to voltage, current, temp...[Details]
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Low-cost 4G LTE smartphones and smart feature phones are key products in the global market, driving the connection of unconnected devices and facilitating the migration to more efficient networks in ...[Details]
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This article introduces a new method for measuring the Young's modulus of metal wire by using a photoelectric sensor. The key to this measurement is to accurately measure the tiny length change of the...[Details]
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Temperature measurement circuit composed of LM324
See attached picture. The temperature sensor uses a silicon triode 3DG6, which is connected in the form of a diode. The temperature coefficient of ...[Details]
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In the ARM9 series, for a specific chip such as stm23f103zet6, it can be regarded as the integration of contex-M3 and peripherals. For a specific function (counter, spi, etc.), the state of the core ...[Details]
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#include reg52.h void main() { P1=0xB0; while(1); } Well, that's all the codes. The actual circuit may have 74H or something. But it's just one bit, mainly to record my confusion ...[Details]
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Thank you for your enthusiastic participation in last week's interactive session. The correct answer to last week's question is: approximately equal to 6ms (1/166s-40ns*10= 0.00602s). That is, every ...[Details]
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Undefined mode: implements software simulation of hardware coprocessors and instruction set extensions through software simulation. Supervisor mode: Runs the operating system protection code, suc...[Details]
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"Looking back at the Synopsys Wuhan Global R&D Center project, it was first initiated in 2010 when Synopsys President and Co-CEO Dr. Chih-Kuan Chen was invited by local leaders to visit Wuhan after a...[Details]
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Linux environment: Ubuntu 11.10
Cross-compilation tool: arm-linux-gcc4.3.2
Target board: mini2440 Flash 256M
u-boot source code: provided by Friendly Arm, based on U-Boot.1.1.6 modif...[Details]
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In this article, we will learn about 2 wire and 3 wire start stop diagram. The content of this article will include circuit diagram, working principle.
A. Circuit Schematic
This dia...[Details]
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Abstract: This paper introduces the main features, structural principles, and pin functions of the image sensor TCDl206, and analyzes its driving timing in detail. By studying the method of using V...[Details]
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As shown in Figure 3: T1 is a high-frequency switch tube. The emitter of T2 tube is connected to a current sampling small resistor R. One end of the comparator is connected to a given voltage uc, ...[Details]
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1. Overlap welding: Overlap two objects to be welded together and weld directly. This method is the most commonly used, with high efficiency, time saving and trouble saving. However, the welding must...[Details]
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