6.4 Flush Cache (E7h)
This command causes the drive to complete writing data from its cache. The drive returns status with RDY=1 and
DSC=1 after the data in the write cache buffer is written to the media. If the drive does not support the Flush
Cache command, the drive shall return command aborted.
Table 19: Flush Cache
Task File Register
7
6
5
4
3
2
1
0
COMMAND
E7h
DRIVE/HEAD
nu
nu
nu
D
nu
CYLINDER HI
CYLINDER LOW
SECTOR NUM
SECTOR COUNT
FEATURES
nu
nu
nu
nu
nu
6.5 Identify Device (ECh)
The Identify Device command enables the host to receive parameter information from the Drive. This command
has the same protocol as the Read Sector(s) command. Table 20 defines the Identify Device command Byte
sequence. All reserved bits or Words are zero. shows the definition of each field in the Identify Drive
Information.
Table 20: Identify Devic e
Task File Register
7
6
5
4
3
2
1
0
COMMAND
ECh
DRIVE/HEAD
nu
nu
nu
D
nu
CYLINDER HI
CYLINDER LOW
SECTOR NUM
SECTOR COUNT
FEATURES
nu
nu
nu
nu
nu
Swissbit AG
Industriestrasse 4-8
Swissbit reserves the right to change products or specifications without notice.
Revision: 1.2
CH-9552 Bronschhofen
Switzerland
www.swissbit.com
industrial@swissbit.com
X-200_data_sheet_SA-QxBR_Rev12.doc
Page 13 of 47
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