![](http://pdfasset.owneriq.net/b/5a/b5a26789-bc09-408a-a405-90e1c44ac784/b5a26789-bc09-408a-a405-90e1c44ac784-bg30.png)
Equivalent to MAX232
Mark=(-8V): At Busy Mark=(-8V): 1
Space=(+8V): At Ready Space=(+8V): 0
(2) Others
•RESET : A signal to reset the entire printer.
•PE : A signal to show that the paper has run out. Normal at the "LOW" level, but turned to
the "HIGH" level when the paper has run out.
•GND : Signal ground
•FG : Frame ground
DTR
TXD