參數(shù)資料
型號(hào): S25FL004AOLNAI000
廠商: Spansion Inc.
英文描述: 4-Megabit CMOS 3.0 Volt Flash Memory with 50 Mhz SPI Bus Interface
中文描述: 4兆位閃存的CMOS 3.0伏,50赫茲SPI總線接口內(nèi)存
文件頁數(shù): 11/39頁
文件大小: 945K
代理商: S25FL004AOLNAI000
March 28, 2005 S25FL004A_00_A1
S25FL Family (Serial Peripheral Interface) S25FL004A
9
A d v a n c e I n f o r m a t i o n
Note:
The Write Protect (W#) and Hold (HOLD#) signals should be driven, High or Low as appropriate.
Figure 1. Bus Master and Memory Devices on the SPI Bus
Figure 2. SPI Modes Supported
SPI Interface with
(CPOL, CPHA) =
(0, 0) or (1, 1)
Bus Master
CS3
CS2
CS1
SPI Memory
Device
SPI Memory
Device
SPI Memory
Device
CS#
W# HOLD#
CS#
W# HOLD#
CS#
W# HOLD#
SCK SO SI
SCK SO SI
SCK SO SI
SO
SI
SCK
MSB
MSB
SCK
SCK
SI
SO
CPHA
CPOL
0
0
1
1
CS#
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