HP C2246 Technical Reference Manual page 73

Mode Select, Mode Sense
Mode Sense Command Description
Mode Sense (6-Byte) Command Descriptor Block (CDB)
Bit
Byte
7
I
6
I
5
I
4
I
3
I
2
I
1
I
0
00
Opcode= IAH
01 Logical Unit Number
I
Reserved
I
DBD
I
Reserved
02 PC
I
Pa.ge Code
03
Reserved
04 Allocation Length
05 Control Byte
Mode Sense (10-Byte) Command Descriptor Block (COB)
Bit
byte 7
I
6
I
5
I
4
I
3
I
2
I
1
I
0
00 Opcode= 5AH
01 Logical Unit Number
I
Reserved
I
DBD
I
Reserved
02
PC
I
Page Code
03-06 Reserved
07-08 (MSB=07) Allocation Length {LSB=08)
09
Control Byte
I '
u
SCSI Command Descriptions A-17