5.3 Host Commands
(23) READ BUFFER (X’E4’)
The host system can read the current contents of the data buffer of the device by
issuing this command.
Upon receipt of this command, the device transfers the PIO Setup. After that, the
host system can read up to 512 bytes of data from the buffer.
•
Error reporting conditions
(1) A SATA communication error occurred (ST = 51h, ER = 0Ch).
At command issuance (Shadow Block Registers setting contents)
CM
1 1
0 1 0
1 0
0
DH
x x x x
xx
CH
CL
SN
SC
FR
xx
xx
xx
xx
xx
At command completion (Shadow Block Registers contents to be read)
ST Status
information
DH
x x
xx
x x
CH
CL
SN
xx
xx
SC
ER
xx
xx
Error information
C141-E249
5-101
Содержание MHW2040BS
Страница 1: ...C141 E249 01EN MHW2120BS MHW2100BS MHW2080BS MHW2060BS MHW2040BS DISK DRIVES PRODUCT MANUAL ...
Страница 4: ...This page is intentionally left blank ...
Страница 8: ...This page is intentionally left blank ...
Страница 10: ...This page is intentionally left blank ...
Страница 12: ...This page is intentionally left blank ...
Страница 18: ...Contents 6 5 1 Cache operation 6 20 Glossary GL 1 Acronyms and Abbreviations AB 1 Index IN 1 xiv C141 E249 ...
Страница 42: ...This page is intentionally left blank ...
Страница 54: ...This page is intentionally left blank ...
Страница 74: ...This page is intentionally left blank ...
Страница 86: ...Interface Figure 5 2 Example of the circuit for driving Ready LED 5 12 C141 E249 ...
Страница 256: ...This page is intentionally left blank ...
Страница 278: ...This page is intentionally left blank ...
Страница 282: ...This page is intentionally left blank ...
Страница 284: ...This page is intentionally left blank ...
Страница 292: ...This page is intentionally left blank ...
Страница 294: ......
Страница 295: ......
Страница 296: ......