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/*****************************This part is the driver of the I2C bus****************************************/
#include reg52.h
#include intrins.h
#include I2C.H
#define NOP() _nop_() /* define a ...[Details]
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As an important part of electric vehicles, the test and verification of the electronic control system is a very important part of the development process.
The verification of the controller i...[Details]
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I originally expected to learn Arm7 quickly, but after reading it, I found that it was not of the same order of magnitude as C51. If you really want to learn it well, you still need to study a lot of...[Details]
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(Image source: UNIST official website) According to foreign media reports, a research team led by Professor Sang-Young Lee of the School of Energy and Chemical Engineering at the University of Sci...[Details]
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One approach to driving high-brightness LEDs is to modify the standard boost converter topology to drive a constant current through the load. However, this implementation presents a serious problem b...[Details]
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Huawei released the Mate 30 series of products in China. Referring to the recently released Xiaomi MIX Aphla concept phone, Yu Chengdong commented that it is just a concept phone and has no practical...[Details]
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In order to implement the national dual carbon goals, give full play to the advantages of both parties, and promote the full development and utilization of Youyu's new energy resources, China Tiany...[Details]
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The Galaxy S22, which will be launched in South Korea soon, is said to use Qualcomm's Snapdragon 8 Gen 1 application processor (AP), breaking Samsung Electronics' previous practice of using its own E...[Details]
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In C51 language, it does not provide input and output statements. Input and output operations are implemented by functions. In the standard function library of C51, a general I/O function library nam...[Details]
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Any transformer has leakage inductance, but the leakage inductance of the switching transformer has a particularly important impact on the performance indicators of the switching power supply. Due ...[Details]
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(Photo source: greencarcongress) According to foreign media reports, researchers at the University of Oregon have successfully improved the catalytic water dissociation performance of bipolar memb...[Details]
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The intake pressure sensor is the intake manifold pressure sensor. It is used in the D-type electronic fuel injection system (the L-type uses an air flow meter to detect the intake volume). The intak...[Details]
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Component selection: Capacitor Cl is 20p, C2 is 100p, C3 and C7 are 820p, C4 is 56p, C5 and C8 are 47p, and C6 is 47μF/50V. Inductor Ll is 22μH (color code inductor), L2 is 0.3μH. Resistor Rl is 1.6k...[Details]
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Washing machines have always been an important part of our daily lives. However, the problems we have to deal with within a few months of using them make it more difficult. Previously, we have publ...[Details]
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Overview
The relocation code copies the BootLoader itself from Flash to SDRAM so that it can jump to SDRAM for execution. Relocation is required because the execution speed in Flash is relativ...[Details]