Epson 740 Series - Manual (Page 179)

Specifications Page 179
Serial interface
USB interface
Specification Description
Standard Based on RS-423
Synchronization Synchronous
Bit rate Approximately 1.8M bps
Handshaking X-ON/X-OFF and DTR protocol
Word format Data bit: 8 bits
Parity bit: None
Start bit: 1 bit
Stop bit: 1 bit
Connector 8-pin mini-DIN
Recommended
cable Apple System Peripheral-8 cable (preferably
Belkin brand)
Specification Description
Standard Based on Universal Serial Bus Specifications
Revision 1.0, Universal Serial Bus Device Class
Definition for Printing Devices Version 1.0
Bit rate 12 Mbps (full speed device)
Data encoding NRZI
Adaptable
connector USB Series B
Recommended
cable length 6.5 feet (2 meters)