Application Note

Sep 2008

15

Order Number: 320005-04

Conversion Guide: P33 130nm to 65nm

5.6

CFI Differences

P33 65nm has a different CFI revision. During adoption of Numonyx or third party

software, several differences must be taken into account. This section will describe the

changes.

5.6.1

CFI revision

The CFI minor revision sorted in offset (P+4)h remains as 5.

CFI version 1.5 is supported in the software provided by Numonyx.

5.6.2

Time-out changes

All CFI time-out changes are listed in Table 11, “Value Changes”

Figure 4: Periodic WAIT State Timing Diagram

Table 10: Periodic Data and WAIT State Comparison

Latency Count

P33 130nm

P33 65nm

Data States

WAIT States

Data States

WAIT States

1

Not Supported

Not Supported

Not Supported

Not Supported

24

0

Not Supported

Not Supported

34

0

16

0

44

0

16

0

54

1

16

0

64

2

16

0

74

3

16

0

8

Not Supported

Not Supported

16

0

9

16

0

10

16

0

11

16

0

12

16

0

13

16

0

14

16

0

15

16

0

Addr[ Max:16]

Addr[15:0]

Data

Data

Data

Data

Periodic

Periodic

Latency Count

Latency Count

CLK

A[ MAX:16]

ADV#

OE#

D[15:0]

WAIT

A [Max :1]

Data