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The USB function test of STC8H8K64U has many problems and cannot be explained/solved, so I will not write it in the series. I will just put the record here to stimulate discussion. Code Test code d...[Details]
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MCS51 microcontroller filter program ;Limiting filter program ; Entry: A, SDAT, DELTY ; Occupied resources: B ; Stack requirement: 2 bytes ; Exit: A JUGFILT :MOV B,A CLR C ...[Details]
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The figure shows the unified model of the small signal equivalent circuit of the switching converter. From the figure, the output of the switching converter can be obtained:
Unified model of...[Details]
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Operational amplifiers are very high gain amplifiers with differential inputs and single-ended outputs. They are often used in high-precision analog circuits, so their performance must be accuratel...[Details]
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China Energy Storage Network:
Ningxia is a region rich in both traditional and new energy. In the process of building an important thermal power base and the first comprehensive demonstrati...[Details]
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At present, the domestic shared power bank market has basically formed an industry structure of "three electrics and one beast". According to the "2019 China Shared Power Bank Industry Development An...[Details]
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1. EEPROM Introduction Electrically Erasable Programmable Read Only Memory Electrically Erasable Programmable Read Only Memory Development process: ROM - PROM - EPROM - EEPROM 2. The difference bet...[Details]
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Crystal oscillator design is one of the important links in microcontroller application design, so it is necessary to understand the characteristics and composition of the crystal oscillator circuit a...[Details]
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1 Basic theory
The output
voltage
Vo of
the switching power supply
is controlled by a control voltage Vc, that is, Vc is compared with the sawtooth wave signal to...[Details]
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I organized an infrared program for the NEC protocol, the NEC protocol, the physical environment is F103 Atomic Battleship V3, and used STM32CubeMX to generate the initial program. Timer configurat...[Details]
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Why do so many people choose to use permanent magnet motors now? It is because of its energy saving, which can reach about 20%. But do you know some content about permanent magnet motors? Today, I ...[Details]
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The microcomputer has multiple input ports to receive status signals from remote field equipment. After processing these signals, the microcomputer outputs various control signals to perform correspon...[Details]
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In engineering technology, the internal structure of SMD diodes is basically the same as that of ordinary diodes, both of which are composed of a PN junction. Therefore, the detection method of SMD ...[Details]
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In the second half of 2019, the author conducted an in-depth research on the distributed market in a southern province. Judging from the research results, the situation is not optimistic, and can e...[Details]
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With the continuous development of intelligent network technology, vehicles and road infrastructure are gradually upgrading towards intelligence and networking, and the information interaction betw...[Details]
Analog electronics
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