Usb Interface; The Printer Parameter Setting - SPRT SP-RMD11A User Manual

2、6、8
10、12、14、
16、18、20、
22、24
Mark: ①"input" mean enter into printer，"output" mean output from printer.
② The signal's logic level is TTL level.

3.1.3 USB Interface

3.1.4 The Printer Parameter Setting

Printer parameter can be set via two ways:
1. Via software to set
You can download the software set tool, instruction refer to setting tool.
2. Via SET (Ob back side of printer) and LF Combination set
Enter the parameter setting: press on 【LF】button and connect the
power. At this time, red indicator will flash once one second. Release 【LF】
button within three flashes. The printer enters into setting status and print
related message. Choose the setting item through 【SET】button. Press
【SET】 button once, the setting item will go to the next and print out the setting
value of this item. Choose the setting value of item through 【LF】 button. Press
NC ---
GND ---
3－6 Parallel interface cords define
Mini USB Connector pin definitions:
PIN
1
2
3
4
5
11
mean no trouble
Not connected
Ground connect, logic"0" level
Signal
NC
D-
D+
NC
GND