PC48F4400PPVB0 datasheet(4/102 Pages) NUMONYX

4 / 102 page

Numonyx™ Wireless Flash Memory (W18)

Datasheet

November 2007

Order Number: 290701-18

10.5 CFI Query.........................................................................................................57

10.6 Read Status Register..........................................................................................57

10.7 Clear Status Register .........................................................................................58

11.0 Program Operations.................................................................................................59

11.1 Word Program ...................................................................................................59

11.2 Factory Programming .........................................................................................60

11.3 Enhanced Factory Program (EFP) .........................................................................61

11.3.1 EFP Requirements and Considerations .......................................................61

11.3.2 Setup....................................................................................................62

11.3.3 Program ................................................................................................62

11.3.4 Verify....................................................................................................62

11.3.5 Exit.......................................................................................................63

12.0 Program and Erase Operations.................................................................................65

12.1 Program/Erase Suspend and Resume ...................................................................65

12.2 Block Erase.......................................................................................................67

12.3 Read-While-Write and Read-While-Erase...............................................................69

13.0 Security Modes ........................................................................................................71

13.1 Block Lock Operations ........................................................................................71

13.1.1 Lock......................................................................................................72

13.1.2 Unlock...................................................................................................72

13.1.3 Lock-Down ............................................................................................72

13.1.4 Block Lock Status ...................................................................................73

13.1.5 Lock During Erase Suspend ......................................................................73

13.1.6 Status Register Error Checking .................................................................73

13.1.7 WP# Lock-Down Control ..........................................................................74

13.2 Protection Register.............................................................................................74

13.2.1 Reading the Protection Register ................................................................75

13.2.2 Programing the Protection Register ...........................................................75

13.2.3 Locking the Protection Register.................................................................75

13.3 VPP Protection...................................................................................................77

14.0 Set Read Configuration Register ..............................................................................78

14.1 Read Mode (RCR[15]) ........................................................................................79

14.2 First Access Latency Count (RCR[13:11]) ..............................................................79

14.2.1 Latency Count Settings............................................................................80

14.3 WAIT Signal Polarity (RCR[10]) ...........................................................................81

14.4 WAIT Signal Function .........................................................................................81

14.5 Data Hold (RCR[9])............................................................................................82

14.6 WAIT Delay (RCR[8]) .........................................................................................83

14.7 Burst Sequence (RCR[7])....................................................................................83

14.8 Clock Edge (RCR[6]) ..........................................................................................84

14.9 Burst Wrap (RCR[3])..........................................................................................84

14.10 Burst Length (RCR[2:0]).....................................................................................85

Write State Machine States ......................................................................................86

Common Flash Interface (CFI) .................................................................................89

Ordering Information...............................................................................................99

PC48F4400PPVB0 数据表(PDF) 4 Page - Numonyx B.V

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