C8051F50x-F51x
NSS
MISO
MOSI
SCK
GPIO
MISO
MOSI
SCK
Master
Device 1
Master
Device 2
GPIO
NSS
Figure 25.2. Multiple-Master Mode Connection Diagram
Master
Device
Slave
Device
MISO
MOSI
SCK
MISO
MOSI
SCK
Figure 25.3. 3-Wire Single Master and 3-Wire Single Slave Mode Connection Diagram
MISO
MOSI
SCK
MISO
MOSI
SCK
Master
Device
Slave
Device
NSS
NSS
GPIO
MISO
MOSI
SCK
Slave
Device
NSS
Figure 25.4. 4-Wire Single Master Mode and 4-Wire Slave Mode Connection Diagram
Rev. 1.1
255