The Alpha Communications® MLS-485 series Network Controllers allow up to 31 RS-232 serial ports (transmit only) to be connected to a receiver RS-232 port. In addition, MLS-485's eliminate RS-232 distance limitations. Ports may be located up to 4000' apart. Normally, an RS-232 peripheral device must be located in close proximity to the host device. MLS-485's prevent serial ports from attempting to communicate simultaneously. Flow control is accomplished using the RS-232 CTS (Clear To Send) handshaking signal. Data is converted to RS-485 format for transmission. This allows …
Network Controller For Pagers. This Is A Transmit Long Haul Modem For Alphapage Systems
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