hb286008c2 HITACHI, hb286008c2 Datasheet - Page 44

• Manufacturer Part Number: hb286008c2
• Description: Mega Byte Compactflash
• Manufacturer: HITACHI

HB286008C2, HB286015C2, HB286030C2
Sector Transfer Protocol
1. Sector read: 1 sector read procedure after the card configured I/O interface is shown as follows.
44
D0 to D15
A to A10
-IOWR
-IORD
-IREQ
-CE1
-CE2
Set the head No.of drive head register
N
N
Set the cylinder low / high register
Read 256 times the data register
Set "01H" in sector count register
Set "20H" in Command register
Set the sector number register
4H 5H 6H 3H 2H 7H
Read the status register
Wait the command input
Read the status register
(512 bytes)
(1)
'58H"?
'50H"?
Start
Y
Y
01H20H 80H
(2)
7H
(3)
7H
58H
(1)Set the logical sector number
(2)
(3)
(4)Burst data transfer
(5)
0H
Transfer data
(4)
I/O Access,INDEX=1
0H
80H
7H
(5)
7H
50H