Texas Instruments 880 - Going on Line and off Line Timing; Timing Sequence to Initialize Printer

SLCT
ACK-
BUSY
DEMAND
INIT-
SLCT
ACK-
BUSY
DEMAND
7-8
Omsmin.~
I
1 ms max.
~Omsmin.
u
t.- 1 ms max.
Oms min.
I
1 ms max.
~Omsmin.
Figure 7-5. Going On Line and Off Line Timing
~ ~50 /A min.
100
/A max. ~
r---
5s max.
~
DOOOOOO<XXXXXXX
I
DOOOOOO<XXXXXXX
D<XXXXXXXXXXXXXI
IXX>Q(XXXXXXXXX
Figure 7-6. Timing Sequence to Initialize Printer
2222627-34
U
2222627-35