Datasheet
3
SAM9G45 [Summary]
6438IS–ATARM–12-Feb-13
2. Block Diagram
Figure 2-1. SAM9G45 Block Diagram
AIC
APB
PLLA
System Controller
PMC
PLLUTMI
PIT
WDT
RTT
OSC 32K
SHDC
RSTC
POR
DBGU
PDC
4
GPBR
Static
Memory
Controller
CF
TWI0
TWI1
USART0
USART1
USART2
USART3
PDC
PDC
4-CH
PWM
TC0
TC1
TC2
Peripheral
DMA
Controller
Peripheral
Bridge
ROM
64KB
OSC12M
PDC
PIOB
Multi-Layer AHB Matrix
POR
PIOC
RTC
RC
PIOD
HS
Transceiver
HS
Transceiver
DDR2
LPDDR
8-CH
10Bit ADC
TouchScreen
AC97
PDC PDC
SSC0
SSC1
PIO
PIO
PIO
NAND Flash
Controller
ECC
ARM926EJ-S
JTAG / Boundary Scan
In-Circuit Emulator
MMU
Bus Interface
ID
ICache
32 Kbytes
DCache
32 Kbytes
PIOE
PIOA
DDR2/
LPDDR/
SDRAM
Controller
FIFO
DTCM
SRAM
64KB
ITCM
DDR D0-DDR D15
DDR A0-DDR A13
DDR CS
DDR CKE
DDR RAS, DDR CAS
DDR CLK, DDR CLK
DDR D S 0..1
DDR D M 0..1
DDR VREF
DDR WE
DDR BA0, DDR BA1
D0-D15
A0/NBS0
A2-A15, A18
A16/BA0
A17/BA1
NCS0
NCS1/SDCS
NRD
NWR0/NWE
NWR1/NBS1
NWR3/NBS3
SDCK, SDCK, SDCKE
RAS, CAS
SDWE, SDA10
A1/NBS2/NWR2
NANDOE, NANDWE
A19-A24
NCS5/CFCS1
A25/CFRNW
NCS4/CFCS0
NWAIT
CFCE1-CFCE2
NCS2
NCS3/NANDCS
D16-D31
NPCS2
NPCS1
SPCK
MOSI
MISO
NPCS0
NPCS3
AC97CK
AC97FS
AC97R
AC97T
TSADTRIG
GPAD4-GPAD7
AD0 P
AD1 M
AD2 P
GNDAN
VDDANA
TSADVREF
AD3 M
TK0-TK1
TF0-TF1
TD0-TD1
RD0-RD1
RF0-RF1
RK0-RK1
TCLK0-TCLK2
TIOA0-TIOA2
TIOB0-TIOB2
PWM0-PWM3
SPI0 , SPI1 SSC0 , SSC1
RTS0-RTS3
SCK0-SCK3
T D0-T D3
RD 0-RD 3
CTS0-CTS3
TWCK0-TWCK1
TWD0-TWD1
MCI0 CK,MCI1 CK
MCI0 DA0-MCI0 DA7
MCI0 CDA,MCI1 CDA
ISI PCK
ISI DO-ISI D11
ISI HS NC
LCDD0-LCDD23
LCDVS NC,LCDHS NC
LCDDOTCK
LDDEN,LCDCC
LCDPWR, LCDMOD
VBG
ISI VS NC
ISI MCK
DFSDP/HFSDPB,DFSDM/HFSDMB
DHSDP/HHSDPB,DHSDM/HHSDMB
HFSDPA,HFSDMA
HHSDPA,HHSDMA
ET CK-ER CK
ET EN-ET ER
ECRS-ECOL
ER ER-ER DV
ER 0-ER 3
ET 0-ET 3
EMDC
EMDIO
TDI
NTRST
TDO
TMS
TCK
JTAGSEL
RTCK
BMS
LCD
DMADMADMA
DMA
ISI
DMA
EMAC
8-CH
DMA
FI
IR
DR D
DT D
PCK0-PCK1
VDDBU
SHDN
WKUP
IN
NRST
OUT
IN32
OUT32
VDDCORE
TST
D M 0..1
D S 0..1
TRNG
D M 2..3
MCI1 DA0-MCI1 DA7
TC3
TC4
TC5
TCLK3-TCLK5
TIOA3-TIOA5
TIOB3-TIOB5
EBI
SPI0
SPI1
HS EHCI
USB HOST
PA P B
HS
USB
MCI0/MCI1
SD/SDIO
CE ATA