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4~20mA to rs232, need to design a conversion board, the main functional devices on the board, including integrated ADC M...
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STC11 is an STC microcontroller (a series of STC microcontrollers, rather than a specific microcontroller model , the ro...
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First, the physical structure of the interface is differentThe RS232 interface comes in the form of 9 pins (DB-9 or 25...
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How not to support, USB to serial port is virtual, the current domestic PL2302 chip, there is one of the best, that is,...
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RS232 is a universal serial interface that can be used to connect computers and external devices, and it can transmit da...
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The computer serial port level is more abnormal, high level -12V, low level 12V, 232 can convert this level to high 5V,...
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Serial communication port, two computers can be connected with a cable to communicate, but also can be connected to some...
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Its good or bad judgment can be considered from the following aspects:1. Observe the appearance of the SP232 chip: First...
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& # 34; 232 & 422" RS-232 and RS-422 are two communication protocols.RS-232 is a simple serial communication standar...
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1. Different definitions:Uart: A Universal Asynchronous Receiver\/Transmitter, commonly referred to as a UART, is an asy...
