SPRT SP-POS58V - Model Variants and Interfaces; Interface Connectivity Details; Power Supply Connection; Serial Interface (RS-232 C)

SPRT
２
2.10 Models
Model
Interface
SP-POS58VS
RS－232C serial interface
SP-POS58VU
USB interface
SP-POS58VSU
232C serial + USB interfaces
SP-POS58VUBT
USB+Bluetooth 2.0 interfaces
Chapter3 Interface
3.1 power supply connection
Rated power supply voltage of dc 7.5 V plus or minus 10%, rated
current 2 A, use desktop power socket - phi 2.0, polarity is in the
negative. Please use the standard distribution power adapter power
supply.
3.2 serial interface
SP-POS58V printer serial interface and RS - 232c are compatible,
support RTS/CTS and XON/XOFF handshake protocol, the interface
socket for DB - 9 female socket, each pin definition such as table 3-1
shows
6
9
1
5
pin
Signal
resource
description
2
TXD
printer
Printer to master computer send control code X -
ON/X - OFF and data
3
RXD
host
Printer from the host receiving data
6
DSR
printer
CTS
8
CTS
printer
The signal for the "MARK" state, said printer
"busy" not receiving data, and the signal is
"SPACE" state, said printer "ready", can receive
data
5
GND
—
Signal ground