SATO GT424 - Manual (Page 95)

Section 5: Interface Specifications
GT Series Operator’s Manual Page 5-13
5.13 DRIVER PROTOCOL (CONT’D)
Timing Chart — Normal Processing
Timing Chart — Cancel Processing
P o w e r O N
P rin te r s id e
R D
S D
P rin te r s ta tu s
In it ia l
O n lin e
R ec ei ve , a na ly ze , ed it (1)
P rin t ( 1 ) P rin t (3 )
R e c e ivin g b u ffe r n e a r fu ll P r e ss in g S ta rt / S to p
S T X · · E T X (1 ) E N Q
S ta tu s
R e c eiv in g b u ffe r n e a r fu ll c le a re d
S T X · · E T X (2 ) S T X · · E T X (3 ) S T X · · E T X ( 4 ) E N Q E N Q
A C K A C K A C K A C S ta t us S ta tu s
R ec ei ve , a nal yz e, edi t ( 2) R ec ei ve , a nal yz e, edi t ( 4)
P o w e r O N
P rin te r s id e
R D
S D
P rin te r s tat u s
O n lin e
Re c eive , a na ly ze , e dit ( 1)
P r in t (1 ) P
S T X · · E T X (1 ) E N Q
S ta tu s
S T X · · E T X (2 ) S T X · · E T X ( 3 ) E N Q E N
A C K A C K A C K A C K S ta tu s
Re c eive , a na ly ze , e dit ( 2) R e ce iv e , an alyz e, ed it (3)
C A N