MB84VD23481FJ-70 Datasheet, PDF (15/55 Pages) SPANSION – 64 M (×16) FLASH MEMORY & 32 M (×16) Mobile FCRAM

MB84VD23481FJ-70
Command
Sequence
Bus
Write
Cycles
Req’d
Flash Memory Command Definitions
First Bus Second Bus Third Bus
Write Cycle Write Cycle Write Cycle
Fourth Bus
Read/Write
Cycle
Addr. Data Addr. Data Addr. Data Addr. Data
Fifth Bus Sixth Bus
Write Cycle Write Cycle
Addr. Data Addr. Data
Read/Reset 1 XXXh F0h —
—
—
—
—
—
——
—
—
Read/Reset 3
555h AAh 2AAh 55h 555h F0h RA*⁵ RD*⁹ —
—
—
—
Autoselect
3
555h AAh 2AAh 55h
(BA*⁸)
555h
90h
—
—
——
—
—
Program
4
555h AAh 2AAh 55h 555h A0h PA*⁶ PD*¹⁰ —
—
—
—
Program
Suspend
1
BA*⁸ B0h —
—
—
—
—
—
—
—
—
—
Program
Resume
1
BA*⁸ 30h —
—
—
—
—
—
—
—
—
—
Chip Erase
6
555h AAh 2AAh 55h 555h 80h 555h AAh 2AAh 55h 555h 10h
Sector
Erase
6
555h AAh 2AAh 55h 555h 80h 555h AAh 2AAh 55h SA*⁷ 30h
Erase
Suspend
1
BA*⁸ B0h —
—
—
—
—
—
—
—
—
—
Erase
Resume
1
BA*⁸ 30h —
—
—
—
—
—
—
—
—
—
Extended
Sector
Group
4
XXXh 60h SPA*¹¹ 60h SPA*¹¹ 40h SPA*¹¹ SD*¹² —
—
—
—
Protection *²
Set to
Fast Mode
3
555h AAh 2AAh 55h 555h 20h
—
—
——
—
—
Fast
Program *¹
2
XXXh A0h PA*⁶ PD*¹⁰
—
—
—
—
—
—
—
—
Reset from
Fast
2
BA*⁸ 90h XXXh F0h*⁴ —
—
—
—
—
—
—
—
Mode *¹
Query
1
(BA*⁸)
55h
98h
—
—
—
—
—
—
—
—
—
—
HiddenROM
Entry
3
555h AAh 2AAh 55h 555h 88h
—
—
——
—
—
HiddenROM
Program *³
4
555h AAh 2AAh 55h
555h
A0h
(HRA*¹³)
PA*⁶
PD*¹⁰
—
—
—
—
HiddenROM
Exit *³
4
555h AAh 2AAh
55h
(HRBA*¹⁴)
555h
90h
XXXh
00h
—
—
—
—
(Continued)
15