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FAN302HL is a highly integrated PWM controller with several features that enhance the performance of general flyback converters, such as an integrated 500V JFET that cuts off the current path after...[Details]
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KEIL is a great compiler. Here are a few examples: 1. The compiler displays WARNING "expression with possibly no effect" to remind you that the current statement is doing useless work, such as th...[Details]
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In the U-Boot-2009-03 porting notes (booting from Nandflash 1), we wrote the nandflash read driver and tried to read u-boot itself from nandflash to sdram, and finally light up led1 and led2 at the...[Details]
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1. What is automobile OBD
①OBD (On-Board DiagnosTIc System) is an "on-board diagnostic system". It is a diagnostic system that can warn the driver when a system or related component related t...[Details]
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Shanghai, China, November 6, 2022 - Zeiss, a global leader in optics and optoelectronics, has appeared at the China International Import Expo for five consecutive years. This year marks the 65th an...[Details]
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The minimum system is as follows: The two capacitors on the 32768Hz crystal oscillator do not need to be soldered. In order to see the msp430f1232 pin clearly, give a large picture In addition to...[Details]
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introduction
As we all know, vision is the most important way for humans to perceive the world, and all material forms in real life exist objectively in three-dimensional space. Three-dimensio...[Details]
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In the field of speech and music synthesis, voltage-controlled filters are often used to envelope-shape the generated sound signals. However, due to high cost, many peripheral devices required, and co...[Details]
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In a single-chip microcomputer system, if more keys are used, a matrix keyboard (also called row-column keyboard) is usually used.
1. Structure and principle of matrix keyboard A matrix
keyb...[Details]
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In modern daily life, the existence of various home appliances provides people with a variety of conveniences. At the same time, with the improvement of people's quality of life, the improvement of e...[Details]
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Guided by the Ministry of Industry and Information Technology, the Chinese Academy of Sciences and the Chinese Academy of Engineering, and hosted by the Qingdao Municipal People's Government, the 201...[Details]
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There are many things to consider when disabling timer interrupts 1) When the timer is turned off, is the timer in working state? 2) When closing the timer, whether the timer happens to enter an inte...[Details]
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introduction
At present, the world has proposed several terrestrial digital television standards: such as Europe's DVB-T, the United States' ATSC, and Japan's ISDB-T, and they have all reached ...[Details]
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0) Download gdb source code: http://ftp.gnu.org/gnu/gdb/ 1) Compile arm-linux-gdb Specify the location of the cross-compilation toolchain export PATH=$PATH:/usr/local/arm/3.4.1/bin to st...[Details]
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The European electric vehicle charging standard CCS2 is a combined standard that integrates AC charging and DC charging. The combined charging system is an open international standardized system, m...[Details]
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