ATSAM3A 查看數據表（PDF） - Atmel Corporation
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ATSAM3A Datasheet PDF : 71 Pages
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Figure 2-3. SAM3X4/8E (144 pins) Block Diagram
TST
PCK0-PCK2
XIN
XOUT
SHDN
FWUP
XIN32
XOUT32
ERASE
NRSTB
VDDBU
VDDCORE
VDDUTMI
NRST
TWCK0
TWD0
TWCK1
TWD1
URXD
UTXD
RXD0
TXD0
SCK0
RTS0
CTS0
RXD1
TXD1
SCK1
RTS1
CTS1
RXD2
TXD2
SCK2
RTS2
CTS2
RXD3
TXD3
CANRX0
CANTX0
CANRX1
CANTX1
TCLK[0:2]
TIOA[0:2]
TIOB[0:2]
TCLK[6:8]
TIOA[6:8]
TIOB[6:8]
PWMH[0:6]
PWML[0:7]
PWMFI[0:2]
ADTRG
AD[0..14]
ADVREF
DAC0
DAC1
DATRG
System Controller
Voltage
Regulator
PLLA
UPLL
OSC
WDT
RC
12/8/4 M
PMC
SM
SUPC
OSC 32K
RC 32K
8
GPBREG
RTT
RTC
POR
JTAG & Serial Wire
In-circuit Emulator
24-Bit
N
Cortex-M3 Processor SysTick Counter V
Fmax 84MHz
I
C
MPU
I/D
S
FLASH
2x256 KBytes
2x128 KBytes
2x64 KBytes
SRAM0
64 KBytes
32 KBytes
16 KBytes
SRAM1
32 KBytes
32 KBytes
16 KBytes
ROM
16 KBytes
6-layer AHB Bus Matrix Fmax 84MHz
Low Power
Peripheral
Bridge
Peripheral
DMA
Controller
USBOTG
DMA FIFO Device
HS
RSTC
PIOA
PIOC
PIOE
PIOB
PIOD
TRNG
TWI0
TWI1
UART
USART0
USART1
DMA
PDC
PDC
PDC
DMA
PDC
DMA
PDC
USART2
USART3
PDC
PDC
CAN0
CAN1
Timer Counter A
TC[0..2]
Timer Counter B
TC[3..5]
FIFO Ethernet
DMA
128-Byte TX
MAC
128-Byte RX MII/RMII
6-Channel
DMA
EBI
8-bit/16-bit
NAND Flash
Static Memory
Controller
ECC
Controller
4Ko FIFO
High Performance
Peripherals
Bridge
DMA
SPI0
VBUS
DFSDM
DFSDP
DHSDM
DHSDP
UOTGVBOF
UOTGID
ETXCK-ERXCK-EREFCK
ETXER-ETXDV
ECRS-ECOL, ECRSDV
ERXER-ERXDV
ERX0-ERX3
ETX0-ETX3
EMDC
EMDIO
EF100
D[15:0]
A0/NBS0
A[0:23]
A21/NANDALE
A22/NANDCLE
A16
A17
NCS0
NCS1
NCS2
NCS3
NRD
NWR0/NWE
NWR1
NANDRDY
NANDOE
NANDWE
NWAIT
SPI0_NPCS0
SPI0_NPCS1
SPI0_NPCS2
SPI0_NPCS3
MISO0
MOSI0
SPCK0
Timer Counter C
TC[6..8]
PWM
Temp..
ADC Sensor
DMA
PDC
PDC
DAC
PDC
DMA
SSC
DMA
HSMCI
TF
TK
TD
RD
RK
RF
MCCK
MCCDA
MCDA[0..7]
8 SAM3X/A
11057BS–ATARM–13-Jul-12
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