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1. Balanced bridge The principle of the Wheatstone bridge (balanced bridge) is shown in Figure 1. When R3 is adjusted so that no current flows through the galvanometer G, the potentials of points ...[Details]
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Materials: 6 common cathode SEGs (I made 4), 6 SN74HC595Ns (I used 4), pins, and some wires SEG digital tube display Digital tube serial display schematic diagram 74hc595 pin description: The mic...[Details]
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Introduction
The rapid development of various mobile devices has also accelerated the development of rechargeable batteries. In order to meet the needs of today's mobile devices, the capac...[Details]
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Software SPI and hardware SPI read and write SD card, TF card test program SD card module and SD card software SPI read and write SD card program test platform: STC89C516 and STC12C5A60S2 memory ca...[Details]
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The Si3480 is a power manager intended for use with the Si3452 Power over Ethernet (PoE) controller. The Si3480 enables the use of a smaller, lower cost, and more efficiently-utilized power supply ...[Details]
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With the popularity of automobiles, the safety of automobiles has received more and more attention. The abnormality of a system or component in the car may lead to serious consequences. Therefore, it ...[Details]
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Schematic diagram (the part used this time) When a port in P2 is 1 (high level), no current flows and the corresponding diode will not light up. Code #include reg52.h void delay(unsigned int ...[Details]
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In the Function_define.h file #ifdef FOSC_160000 // if Fsys = 16MHz #define TIMER_DIV12_VALUE_10us 65536-13 //13*12/16000000 = 10 uS, // Timer divider = 12 for TM0/TM1 #define TIMER_DIV...[Details]
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Abstract: According to the development and classification of switching power supplies, the topology and characteristics of DC/DC and AC/DC converters are explained, and the trends of new technol...[Details]
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At 14:00 on March 16, Baidu held a press conference at its Beijing headquarters. Baidu CEO Robin Li announced the official launch of the large language model generative AI product "Wenxin Yiyan". M...[Details]
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When switching from a 51 microcontroller to other chips, you will always encounter a very frustrating problem, that is, some other chips may not have bit operations. So the biggest problem is to chang...[Details]
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The B or BL instruction causes the processor to transfer to the "subroutine name" to start execution. The difference between the two is that the BL instruction copies the address of its next instruct...[Details]
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Recently, according to the guidance filing information disclosed by the Shenzhen Regulatory Bureau, China Micro Semiconductor (Shenzhen) Co., Ltd. (hereinafter referred to as: China Micro) plans to i...[Details]
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Design Background
Integrated operational amplifiers (hereinafter referred to as integrated op amps) are widely used in many military and civilian electronic systems due to their small size...[Details]
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