Equinox ESP-4 Mi 4 Port Serial Hub RS-232 RS-422 RS-485

[Music] the rs-232 interface complies with the interface standard for serial data communication established by the electronic industries alliance rs-232 is a standard originally introduced in 1960 for serial communication transmission of data the data transmission rates specified by the rs-232 standard is up to 19 point 2 kilobits per second rs-232 will only allows one master and one slave and is limited to distances of up to 15 meters the interface uses a signal line and a signal return line to form a common ground transmission form this common ground transmission is prone to common mode interference says the noise immunity is weak and causes distortion in communication rs-232 works on the two-way communication that exchanges data to one another there are two devices connected to each other DTE data transmission equipment and DCE data communication equipment which has the pins like g X