LSI 53C875A User Manual
4-44
Registers
synchronous data transfers, or up to 31 words for wide.
Values over 31 will not occur.
Values over 31 will not occur.
Table 4.6
SCSI Synchronous Data FIFO Word Count
FF4
(SSTAT2 bit 4)
FF3
FF2
FF1
FF0
Bytes or Words
in the
SCSI FIFO
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
0
2
0
0
0
1
1
3
0
0
1
0
0
4
0
0
1
0
1
5
0
0
1
1
0
6
0
0
1
1
1
7
0
1
0
0
0
8
0
1
0
0
1
9
0
1
0
1
0
10
0
1
0
1
1
11
0
1
1
0
0
12
0
1
1
0
1
13
0
1
1
1
0
14
0
1
1
1
1
15
1
0
0
0
0
16
1
0
0
0
1
17
1
0
0
1
0
18