Device Pausing Write Dma - IBM DBCA-204860 - Travelstar 4.8 GB Hard Drive Specifications

6.5.3.6 Device Pausing Write DMA

D M A R Q
D M A C K
S T O P
< T s r >
D D M A R D Y
H S T R O B E
P A R A M E T E R D E S C R I P T I O N
T s r S t r o b e t o r e a d y r e s p o n s e t i m e
T r f s R e a d y t o f i n a l s t r o b e t i m e
N o t e : W h e n a d e v i c e d o e s n o t m e e t T s r , i t s h a l l b e r e a d y t o r e c e i v e 2
m o r e s t r o b e s a f t e r
Figure 33. Ultra D M A cycle timings (Device pausing Write)
< T r f s >
D D M A R D Y i s n e g a t e d .
M O D E 0 M O D E 1
M I N M A X M I N M A X
5 0 3 0
7 5 6 0
Electrical Interface Specifications
[ n s e c ]
M O D E 2
M I N M A X
2 0
5 0
47