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  1. rs232 - What is the difference between RS-232 and RS-232-C ...

    Jan 29, 2019 · I know about RS-232. Later, I heard about RS-232-C. Are these two standards the same or not? If not, what are the differences?

  2. rs232 - Max Serial Cable Length? - Electrical Engineering Stack Exchange

    Aug 27, 2015 · What is the maximum length of serial cable I can use, to connection work properly? Is length of serial cable in connection with baud rate? I am using about 5 meter cable at speed 38400 …

  3. communication - RS232 for PCB Design and Connectors - Electrical ...

    Dec 31, 2024 · For RS232, I've seen other signals and such so I'm confused. From the info doc for PCB 1, the RS232 lines are a serial debug port with a bit rate of 250 kbps with voltage levels accurate to …

  4. USART, UART, RS232, USB, SPI, I2C, TTL, etc. what are all of these and ...

    Aug 14, 2012 · What is the difference between RS232 and Serial? What are the core differences between all of these communication methods: reliability, cost, application, speed, hardware …

  5. Difference between UART and RS-232?

    Dec 11, 2016 · Most of the time RS-232 and UART come together in serial communication theories. Are they both the same? From my readings I concluded UART is a hardware form of the RS-232 …

  6. rs232 - What is the difference between RS-232 and TTL UART ...

    Dec 11, 2016 · I always need to communicate with the TTL UART port on the MCU with a computer. When I talked about that, people always refer the UART port as an RS-232 port. Are they correct? If …

  7. Must RS-232 devices use the same logic level?

    Jan 25, 2023 · But with simple and cheap level converters, it becomes RS232. So when connecting your stuff always make sure that you only connect stuff with the same voltage levels (either RS-232 to RS …

  8. rs232 - What determines voltage levels in RS-232 - Electrical ...

    May 24, 2016 · What determines the peak voltage levels for RS-232 lines? Is it determined by the software? The hardware? Something else?

  9. RS-232 to I2C communication [closed] - Electrical Engineering Stack ...

    Jul 12, 2019 · RS232 is a per character high voltage (+/-4v min) protocol while I2C is a multibyte low voltage (3-5V) serial protocol. You need an MCU in between to do protocol conversion.

  10. rs232 - What are TX and RX relative to? - Electrical Engineering Stack ...

    Jul 3, 2018 · RS232 pin naming is a bit of a special case because they defined things in terms of DTE (Data terminal equipment) and DCE (Data communications equipment) and managed to cause utter …