at91sam9g20-cu ATMEL Corporation, at91sam9g20-cu Datasheet - Page 390

• Manufacturer Part Number: at91sam9g20-cu
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

30.2
Figure 30-1. Block Diagram
30.3
Figure 30-2. Application Block Diagram: Single Master/Multiple Slave Implementation
390
Block Diagram
Application Block Diagram
AT91SAM9G20 Preliminary
APB
PMC
SPI Master
MCK
SPCK
MISO
MOSI
NPCS0
NPCS1
NPCS2
NPCS3
NC
Interrupt Control
SPI Interface
SPI Interrupt
PDC
PIO
SPCK
MISO
MOSI
NSS
SPCK
MISO
MOSI
NSS
SPCK
MISO
MOSI
NSS
Slave 0
Slave 1
Slave 2
SPCK
MISO
MOSI
NPCS0/NSS
NPCS1
NPCS2
NPCS3
6384B–ATARM–15-Dec-08