SPRT SP-POS8VI User Manual page 11

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20
Fig. 2-3 The pin assignment of serial interface
Note: (1)"Source" denotes the source that signal come from;
(2)Logical signal level is EIA.
The baud rate and data structure in serial interface mode is 9600bps, 8-bit
data bits, no parity bit and 1 stop bit.
The serial interface of SP-POS88VI can be connected to standard RS-232C
interface. When it is connected to IBM PC or its compatible machine,
connection can accord to Fig.2-4.
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GND ——
DTR Output
IBM PC
Printer
25PIN
Fig.2-4 Connection between SP-POS88VI and IBM PC Serial Interface Sketch Map
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—— Signal Ground
Printer Signal "MARK" means the host
is busy and can not receive
data.Signal "SPACE" means the
host is ready to receive data.
Printer
DB9
25PIN
IBM PC
DB25