Citizen CBM-720 User Manual page 36
Citizen dot matrix printer user's manual
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Also See for CBM-720:
- Service manual (69 pages) ,
- User manual (58 pages) ,
- Product manual (24 pages)
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a) RS-232C Circuit
Input (RD)
MAX232 or equivalent
Output (DTR, TD, FAULT)
MAX232 or equivalent
*DTR
(–8V): BUSY
(+8V): READY
*FAULT (–8V): Normal
(+8V): Abnormal
Mark = (-8V): Stop bit
Space = (-8V): Start bit
*TD Mark = (–8V): 1
Space = (+8V): 1
CBM-710/720/730/750 User's Manual
30
CITIZEN
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