Citizen Systems CBM-720, CBM-750, CBM-730 manual Output DTR, TD

CBM-710/720/730/750 User ’s Manual

(6)Electrical Characteristics

a)RS-232C Circuit Input (RD)

MAX232 or equivalent		Mark = (-8V): Stop bit
		Space = (-8V): Start bit
Output (DTR, TD,	FAULT)

MAX232 or equivalent
*DTR	(–8V): BUSY	*TD Mark = (–8V): 1
	(+8V): READY	Space = (+8V): 1
*FAULT	(–8V): Normal
	(+8V): Abnormal

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