1284 Active
(from CPU)
Data Available (*)
X Flag
Ack Data Req
Printer Busy
Printer Clock
Host Busy
(from CPU)
* Data Available is assigned for the cable.
5-12
Data bit 0
Data bit 1
Data bit 2
Data bit 3
Figure 5.8b Data transmission timing (nibble mode)
Data bit 4
Data bit 5
Data bit 6
Data bit 7