Mode Select Command
August 2016 Commands 93
Page data may follow header if 00 is returned for block descriptor length.
TABLE 3-50 Mode Select (10) Header Data
Byte
Bit
76543210
0
thru
2
(MSB)
Reserved
(LSB)
3 0 Buffered Mode Speed Code
4
thru
5
(MSB)
Reserved
(LSB)
6
thru
7
(MSB)
Block Descriptor Length
(LSB)
Parameter Value
N/A Not applicable or not defined
Buffered Mode 000b = Return status after data is on tape
001b = Return status when data is in the buffer
Speed Code 0h = Use default speed
1h = Lowest speed
2h = Next lowest speed
3h = Medium speed
4h = Next highest speed
5h = Highest speed
Block Descriptor Length 00 = No Block Descriptor
08 = Block Descriptor follows
Page data follows header if 00 is returned for block descriptor
length.