hb28c048a6 Renesas Electronics Corporation., hb28c048a6 Datasheet - Page 46

• Manufacturer Part Number: hb28c048a6
• Description: Flash Ata Card
• Manufacturer: Renesas Electronics Corporation.

HB28C048/032/016A6
Sector Transfer Protocol
1. Sector read: 1 sector read procedure after the card configured I/O interface is shown as follows.
46
Set the head No. of drive head register
N
N
Set the cylinder low / high register
Set "01H" in sector count register
Read 256 times the data register
Set "20H" in Command register
Set the sector number register
Read the status register
Wait the command input
Read the status register
(512 bytes)
"58H"?
Start
"50H"?
Y
Y
(1)Set the logical sector number
(2)
(3)
(4)Burst data transfer
(5)
I/O Access, INDEX=1