\r\n\r\nWhat exactly is RS232? First and foremost, it is a form of serial data transmission. Or simply put, it is a form of communication. Most people simply called it a serial connection.\r\n\r\n<\/div>\r\n<\/div>\r\n
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\r\n\r\nAt one time, it was the most used form of data transmission. You will probably recognize the standard 9 pin DB9 cable.\r\n\r\n<\/div>\r\n<\/div>\r\n