參數(shù)資料
型號(hào): SST55VD020-60-I-TQWE
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: 存儲(chǔ)控制器/管理單元
英文描述: IDE COMPATIBLE, FLASH MEMORY DRIVE CONTROLLER, PQFP100
封裝: 14 X 14 MM, ROHS COMPLIANT, MS-026, TQFP-100
文件頁數(shù): 7/45頁
文件大?。?/td> 666K
代理商: SST55VD020-60-I-TQWE
Data Sheet
NAND Controller
SST55VD020
2009 Silicon Storage Technology, Inc.
S71355-03-000
07/09
15
I/O TRANSFER FUNCTION
The default operation for the NAND Controller is 16-bit. However, if the host issues a Set-Feature command to
enable 8-bit mode, the NAND Controller permits 8-bit data access.
The following table defines the function of various operations.
TABLE
5: I/O Function
Function Code
CS3FX#
CS1FX#
A0-A2
IORD#
IOWR#
D15-D8
D7-D0
Invalid Mode
VIL
X
Undefined
Standby Mode
VIH
X
High Z
Task File Write
VIH
VIL
1-7H
VIH
VIL
X
Data In
Task File Read
VIH
VIL
1-7H
VIL
VIH
High Z
Data Out
Data Register Write
VIH
VIL
0VIH
VIL
In1
1. If 8-bit data transfer mode is enabled.
In 8-bit data transfer mode, High Byte is undefined for Data Out. For Data In, X can be VIH or VIL, but no other value.
In
Data Register Read
VIH
VIL
0VIL
VIH
Out
Control Register Write
VIL
VIH
6H
VIH
VIL
X
Control In
Alt Status Read
VIL
VIH
6H
VIL
VIH
High Z
Status Out
T0-0.0 1355
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