Returned data – HP Q153090901 User Manual
Page 123
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READ BUFFER 3Ch
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Returned data:
The format of the 4-byte descriptor for Mode 00000b is as follows:
The format of the 4-byte descriptor for Mode 00011b is as follows:
The format of the 4-byte Echo buffer descriptor for Mode 01011b is as follows:
400000h
40000h
Servo Controller ASIC
FF8000h
7000h
Controller internal SRAM
SCSI Burst Buffer
3F8000h bytes
LTO-Cartridge Memory
Size = 4 KB
Mechanism EEPROM
Size = 8 KB
Head Assembly EEPROM Size = 16 KB
PCA EEPROM
Size = 32 KB
7
6
5
4
3
2
1
0
0
Reserved (0)
1
(MSB)
Buffer Capacity
2
3
(LSB)
7
6
5
4
3
2
1
0
0
Buffer Offset Boundary
1
(MSB)
Buffer Capacity
2
3
(LSB)
7
6
5
4
3
2
1
0
0
Reserved (0)
EBOS (1)
1
(MSB)
Echo Buffer Size (1000h)
2
3
(LSB)
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