SLCF256J STEC, SLCF256J Datasheet - Page 45
![no-image](/images/no-image-200.jpg)
SLCF256J
Manufacturer Part Number
SLCF256J
Description
Manufacturer
STEC
Type
CompactFlashr
Datasheet
1.SLCF256J.pdf
(47 pages)
Specifications of SLCF256J
Density
256MByte
Operating Supply Voltage (typ)
3.3/5V
Operating Temperature (min)
0C
Operating Temperature (max)
70C
Package Type
Not Required
Mounting
Socket
Pin Count
50
Operating Temperature Classification
Commercial
Operating Supply Voltage (min)
3.18/4.75V
Operating Supply Voltage (max)
3.465/5.25V
Programmable
Yes
Lead Free Status / RoHS Status
Not Compliant
SLCFxxxJ(T2)(I)
SECTOR TRANSFER PROTOCOL
Sector Read
One sector read procedure after the card is configured to I/O
interface is shown in the following charts.
D0 to D15
A0 to A10
-IOWR
-IORD
-IREQ
-CE1
-CE2
Set the head no. of drive head register
Read 256 times the data register
Set the cylinder low/high register
Set "01" in sector count register
Set "20H" in command register
Set the sector number register
4H 5H 6H 3H
Wait the command input
Read the status register
Read the status register
N
N
(512 bytes)
(1)
"58H" ?
"50H" ?
Start
Y
Y
2H 7H
01H20H 80H 58H
(2)
Document Part Number 61000-02805-111 March 2005
7H
(3)
7H
I/O Access, INDEX=1
(1) Set the logical sector number
(2)
(3)
(4) Burst data transfer
(5)
(Data Transfer)
0H
(4)
0H
COMPACTFLASH
80H 50H
7H
(5)
7H
Page 45