FM25CL64B - 64Kb 3V SPI F-RAM
SCK
MOSI
MISO
SO SI
FM25CL64B
CS HOLD
SCK
SO SI SCK
FM25CL64B
CS HOLD
SPI
Microcontroller
SS1
SS2
HOLD1
HOLD2
MOSI : Master Out Slave In
MISO : Master In Slave Out
SS : Slave Select
Figure 2. System Configuration with SPI port
Figure 3. System Configuration without SPI port
SPI Mode 0: CPOL=0, CPHA=0
7
6
5
4
3
2
1
0
SPI Mode 3: CPOL=1, CPHA=1
7
6
5
4
3
2
1
0
Figure 4. SPI Modes 0 & 3
Rev. 1.2
Feb. 2011
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