THNCF256MAA Toshiba, THNCF256MAA Datasheet - Page 37

• Manufacturer Part Number: THNCF256MAA
• Manufacturer: Toshiba
• Type: CompactFlashr

Specifications of THNCF256MAA

• Density: 256MByte
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temperature (min): 0C
• Operating Temperature (max): 60C
• Package Type: Not Required
• Mounting: Socket
• Pin Count: 50
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 2.97/4.5V
• Operating Supply Voltage (max): 3.63/5.5V
• Programmable: Yes
• Lead Free Status / RoHS Status: Supplier Unconfirmed

Sector Transfer Protocol
Sector Transfer Protocol
Sector Transfer Protocol
Sector Transfer Protocol
1.Sector read: sector read procedure after the card configured I/O interface is shown as follows.
error handle
N
“51H”?
Y
Set the head No. of drive head register
Set the cylinder low/high register
Read 256 times the data register
N
Set the sector number register
Set “2φH” in Command register
Set in sector count register
Read the status register
Wait the command input
Get all data?
(512 bytes)
“58H”?
Start
Y
Y
N
(1)Set the logical sector number
(2)set read sector command
(3)Polling until ready
(4)Burst data transfer
(5)Read more sectors?
I/O Access, INDEX=1
THNCFxxxMAA Series
Preliminary version
2001-09-05 37/52