smc256bf Numonyx, smc256bf Datasheet - Page 64

• Manufacturer Part Number: smc256bf
• Description: 32-mbyte, 64-mbyte, 128-mbyte, 256-mbyte, 512-mbyte, 1-gbyte, 2-gbyte And 4-gbyte 3.3/5 V Supply Compactflash? Card
• Manufacturer: Numonyx

CF-ATA command description
10.7
64/90
Table 56.
Initialize Drive Parameters command (91h)
This command enables the host to set the number of sectors per track and the number of
heads per cylinder. Only the sector count and the card/drive/head registers are used by this
command.
Table 57.
Command (7)
Sect Num (3)
Sect Cnt (2)
Cyl High (5)
Cyl Low (4)
Feature (1)
C/D/H (6)
Command (7)
Sect Num (3)
Cyl High (5)
Sect Cnt (2)
Cyl Low (4)
Feature (1)
C/D/H (6)
Bit
Bit
Table 57
Idle Immediate
Initialize Drive Parameters
X
7
defines the Initialize Drive Parameters command byte sequence.
7
6
0
X
6
X
5
5
Drive
Number of sectors
4
Drive
4
95h or E1h
91h
X
X
X
X
X
X
X
X
X
3
Max Head (no. of heads 1)
3
2
2
X
1
1
SMCxxxBF
0
0