755
Basic Specifications
Disconnect Timeout (LMP
Layer)
60 seconds
• Specifications are subject to change without notice.
NFC Interface
This interface complies with the NFC Forum Type 2 Tag.
• This feature is supported on printers from serial number 6B~ and above.
• Specifications are subject to change without notice.
RS-232C Interface
This interface complies with the RS-232C standard.
Basic Specifications
Asynchronous ASCII Half-duplex communication
Bi-directional communication
Data Transmission Rate 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps
Transmission Form Start, b1, b2, b3, b4, b5, b6, b7, b8, Stop
• "b8" will be omitted if using 7 bit oriented.
Data Length 7 or 8 bits (Selected)
Stop Bit 1 or 2 bits (Selected)
Parity Bit ODD, EVEN, NONE (Selected)
Codes Used
ASCII Character Codes
7 bits
Graphics
8 bits
Control Codes STX (02H), ETX (03H), ACK (06H), NAK (15H)
Connector DB-9 Female or equivalent
Signal Levels High = +5 to +12 V, Low = -5 to -12 V