texet TF-127, Service Manual

Page: 86 / 205

Rev 0.2 / Jan. 2008 9
1
HY27UF(08/16)2G2B Series
2Gbit (256Mx8bit) NAND Flash
IO0 IO1 IO2 IO3 IO4 IO5 IO6 IO7
1st Cycle A0 A1 A2 A3 A4 A5 A6 A7
2nd Cycle A8 A9 A10 A11
L (1) L (1) L (1) L (1)
3rd Cycle A12 A13 A14 A15 A16 A17 A18 A19
4th Cycle A20 A21 A22 A23 A24 A25 A26 A27
5th Cycle A28
L (1)
L
(1) L (1) L (1) L (1) L (1) L (1)
Table 3: Address Cycle Map(x8)
NOTE:
1. L must be set to Low.
FUNCTION 1st CYCLE 2nd CYCLE 3rd CYCLE 4th CYCLE
Acceptable command
during busy
READ1 00h 30h - -
READ FOR COPY-BACK 00h 35h - -
READ ID 90h - - -
RESET FFh - - - Yes
PAGE PROGRAM 80h 10h - -
COPY BACK PGM
85h 10h - -
MULTI PLANE PROGRAM
80h 11h 81h 10h
MULTI PLANE COPYBACK
PROGRAM
85h 11h 81h 10h
BLOCK ERASE 60h D0h - -
MULTI PLANE
BLOCK ERASE
60h 60h D0h -
READ STATUS REGISTER 70h - - - Yes
RANDOM DATA INPUT 85h - - -
RANDOM DATA OUTPUT 05h E0h - -
READ CACHE (RANDOM) 00h 31h - -
READ CACHE (SEQUENTIAL) 31h - - -
READ CACHE END 3Fh - - -
READ EDC STATUS REGISTER 7Bh - - -
Table 5: Command Set
Note:
1. READ EDC STATUS REGISTER is only available on Copy Back operation.
IO0 IO1 IO2 IO3 IO4 IO5 IO6 IO7
I/O8-
IO15
1st Cycle A0 A1 A2 A3 A4 A5 A6 A7
L
(1)
2nd Cycle A8 A9 A10
L
(1)
L
(1)
L
(1)
L
(1)
L
(1)
L
(1)
3rd Cycle A11 A12 A13 A14 A15 A16 A17 A18
L
(1)
4th Cycle A19 A20 A21 A22 A23 A24 A25 A26
L
(1)
5th Cycle A27
L
(1)
L (1) L
(1)
L
(1)
L
(1)
L
(1)
L
(1)
L
(1)
Table 4: Address Cycle Map(x16)
NOTE:
1. L must be set to Low.