IBM 1 Series - Page 43

CoS
ec00-VEVO
wo Other device requests may be present
Cycle stealrequestinor” ~~ Tl
request in bus
Poll identifier
CT1
Poll
T2
Poll propagate
\n
Timings:
T1 > 100 ns
T2 < 100 ns
CT1 > 180 ns
Figure 2-13. ‘Poll propagate’ timing diagram
Nw
Key:
CT = channel times
T = attachment-controlled times