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Intel Wireless Flash Memory (W18)
07-Dec-2005
Intel
Wireless Flash Memory (W18)
Datasheet
4
Order Number: 290701, Revision: 014
Device Commands ............................................................................................................. 55
10.0 Read Operations.................................................................................................................... 60 Read Array.......................................................................................................................... 61
Read Identifier .................................................................................................................... 61
CFI Query ........................................................................................................................... 62
Read Status Register.......................................................................................................... 62
Clear Status Register.......................................................................................................... 64
11.0 Program Operations............................................................................................................. 65
Word Program .................................................................................................................... 65
Factory Programming .........................................................................................................66
Enhanced Factory Program (EFP) ..................................................................................... 67
11.3.2 Setup .....................................................................................................................68
11.3.3 Program ................................................................................................................. 68
11.3.4 Verify...................................................................................................................... 68
11.3.5 Exit......................................................................................................................... 69
12.0 Program and Erase Operations.......................................................................................71 Program/Erase Suspend and Resume ............................................................................... 71
Block Erase......................................................................................................................... 73
Read-While-Write and Read-While-Erase .......................................................................... 75
13.0 Security Modes....................................................................................................................... 77 Block Lock Operations........................................................................................................ 77
13.1.1 Lock ....................................................................................................................... 78
13.1.2 Unlock....................................................................................................................78
13.1.3 Lock-Down............................................................................................................. 78
13.1.4 Block Lock Status .................................................................................................. 79
13.1.5 Lock During Erase Suspend .................................................................................. 79
13.1.6 Status Register Error Checking ............................................................................. 79
13.1.7 WP# Lock-Down Control ....................................................................................... 80
Protection Register ............................................................................................................. 80
13.2.1 Reading the Protection Register............................................................................ 81
13.2.2 Programing the Protection Register....................................................................... 81
13.2.3 Locking the Protection Register............................................................................. 82
VPP Protection ................................................................................................................... 83
14.0 Set Read Configuration Register .................................................................................... 84 Read Mode (RCR[15]) ........................................................................................................ 86
First Access Latency Count (RCR[13:11]).......................................................................... 86
WAIT Signal Polarity (RCR[10]).......................................................................................... 88
WAIT Signal Function ......................................................................................................... 88
Data Hold (RCR[9])............................................................................................................. 89
WAIT Delay (RCR[8]) .........................................................................................................90
Burst Sequence (RCR[7]) ................................................................................................... 90