HY29DS162 Datasheet, PDF (13/48 Pages) Hynix Semiconductor – 16 Megabit (2M x 8/1M x 16) Super-Low Voltage, Dual Bank, Simultaneous Read/Write, Flash Memory

Table 7. Sector Groups - Top Boot Versions
Group
Sectors
(Table 1)
Group Address Block Size
A[19:12]
KB/KW
SG0
S0
0 0 0 0 0 X X X 64/32
0 0 0 0 1XXX
SG1 S1 - S3 0 0 0 1 0 X X X 192/96
0 0 0 1 1XXX
SG2 S4 - S7 0 0 1 X X X X X 256/128
SG3 S8 -S11 0 1 0 X X X X X 256/128
SG4 S12 - S15 0 1 1 X X X X X 256/128
SG5 S16 - S19 1 0 0 X X X X X 256/128
SG6 S20 - S23 1 0 1 X X X X X 256/128
SG7 S24 - S27 1 1 0 X X X X X 256/128
1 1 10 0XXX
SG8 S28 - S30 1 1 1 0 1 X X X 192/96
1 1 1 10XXX
SG9
S31 1 1 1 1 1 0 0 0 8/4
SG10
S32 1 1 1 1 1 0 0 1 8/4
SG11
S33 1 1 1 1 1 0 1 0 8/4
SG12
S34 1 1 1 1 1 0 1 1 8/4
SG13
S35 1 1 1 1 1 1 0 0 8/4
SG14
S36 1 1 1 1 1 1 0 1 8/4
SG15
S37 1 1 1 1 1 1 1 0 8/4
SG16
S38 1 1 1 1 1 1 1 1 8/4
HY29DS162/HY29DS163
Table 8. Sector Groups - Bottom Boot Versions
Group
Sectors Group Address Block Size
(Table 2)
A[19:12]
KB/KW
SG0
S0 0 0 0 0 0 0 0 0 8/4
SG1
S1 0 0 0 0 0 0 0 1 8/4
SG2
S2 0 0 0 0 0 0 1 0 8/4
SG3
S3 0 0 0 0 0 0 1 1 8/4
SG4
S4 0 0 0 0 0 1 0 0 8/4
SG5
S5 0 0 0 0 0 1 0 1 8/4
SG6
S6 0 0 0 0 0 1 1 0 8/4
SG7
S7 0 0 0 0 0 1 1 1 8/4
0 0 0 0 1X X X
SG8 S8 - S10 0 0 0 1 0 X X X 192/96
0 0 0 1 1X X X
SG9 S11 - S14 0 0 1 X X X X X 256/128
SG10 S15 - S18 0 1 0 X X X X X 256/128
SG11 S19 - S22 0 1 1 X X X X X 256/128
SG12 S23 - S26 1 0 0 X X X X X 256/128
SG13 S27 - S30 1 0 1 X X X X X 256/128
SG14 S31 - S34 1 1 0 X X X X X 256/128
1 1 100XXX
SG15 S35 - S37 1 1 1 0 1 X X X 192/96
1 1 1 10XXX
SG16
S38 1 1 1 1 1 X X X 64/32
START
RESET# = V_ID
Wait 1 us
Write 0x60 to device
TRYCNT = 1
Set Address:
A[19:12] = Group to Protect
A[6] = 0, A[1] = 1, A[0] = 0
Write 0x60 to Address
Wait 150 us
Write 0x40 to Address
Wait 1 us
Read from Address
NO
Data = 0x01?
YES
Protect Another NO
Group?
YES
YES
TRYCNT = 25?
NO
Increment TRYCNT
RESET# = V_IH
Write Reset Command
SECTOR GROUP
PROTECT COMPLETE
DEVICE FAILURE
Figure 1. Sector Group Protect Algorithm
r1.3/Apr 01
13