Atmel SAM4L Xplained Pro Starter Kit Atmel ATSAM4L-XSTK ATSAM4L-XSTK Data Sheet
Product codes
ATSAM4L-XSTK
664
42023E–SAM–07/2013
ATSAM4L8/L4/L2
26.3
Block Diagram
Figure 26-1. SPI Block Diagram
26.4
Application Block Diagram
Figure 26-2. Application Block Diagram: Single Master/Multiple Slave Implementation
Spi Interface
Interrupt Control
Peripheral DMA
Controller
I/O
Controller
CLK_SPI
Peripheral Bus
SPI Interrupt
SPCK
NPCS3
NPCS2
NPCS1
NPCS0/NSS
MOSI
MISO
Slave 0
Slave 2
Slave 1
SPCK
NPCS3
NPCS2
NPCS1
NPCS0
MOSI
MISO
Spi Master
SPCK
NSS
MOSI
MISO
SPCK
NSS
MOSI
MISO
SPCK
NSS
MOSI
MISO
NC