X76F100HI View Datasheet(PDF) - Xicor -> Intersil

Part Name

Description

MFG CO.

X76F100HI

Secure SerialFlash

Xicor -> Intersil 

X76F100

Figure 4. Sector Write Sequence (Password Required)

Host

Commands

X76F100

Response

SDA S

Write

Command

Write

Password

7

If ACK, Then

Password Matches

Host

Commands

Password ACK

Command

S

X76F100

Responce

Figure 5. Acknowledge Polling

SCL

8th CLK

of 8th

Pwd. Byte

‘ACK’

CLK

SDA

‘ACK’

Start

Condition

Figure 6. Sector Read Sequence (Password Required)

Host

Commands

X76F100

Response

SDA S

Read

Command

If ACK, Then

Password Matches

Host

Commands

Password ACK

Command

S

X76F100

Response

Read

Password

7

Data 0

Write

Password

0

Wait tWC

OR

Password

ACK

Command

P

Wait tWC

Data ACK Polling

8th

CLK

8th Bit

‘ACK’

CLK

ACK or

no ACK

Read

Password

0

Wait tWC

OR

Password

ACK

Command

P

Data n

REV 1.0 6/22/00

www.xicor.com

Characteristics subject to change without notice. 6 of 16

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