SAM7X128_14 Datasheet, PDF (5/662 Pages) ATMEL Corporation – ARM-based Flash MCU

2. SAM7X512/256/128 Block Diagram
Figure 2-1. SAM7X512/256/128 Block Diagram
TDI
TDO
TMS
TCK
JTAGSEL
TST
FIQ
IRQ0-IRQ1
DRXD
DTXD
PCK0-PCK3
PLLRC
XIN
XOUT
VDDCORE
VDDFLASH
VDDCORE
NRST
RXD0
TXD0
SCK0
RTS0
CTS0
RXD1
TXD1
SCK1
RTS1
CTS1
DCD1
DSR1
DTR1
RI1
SPI0_NPCS0
SPI0_NPCS1
SPI0_NPCS2
SPI0_NPCS3
SPI0_MISO
SPI0_MOSI
SPI0_SPCK
SPI1_NPCS0
SPI1_NPCS1
SPI1_NPCS2
SPI1_NPCS3
SPI1_MISO
SPI1_MOSI
SPI1_SPCK
ADTRG
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
ADVREF
JTAG
ICE
SCAN
System Controller
ARM7TDMI
Processor
1.8 V
Voltage
Regulator
AIC
PDC
DBGU
PDC
PLL
OSC
PMC
RCOSC
BOD
POR
Reset
Controller
Memory Controller
Embedded
Flash
Controllers
Address
Decoder
Abort
Status
Misalignment
Detection
Peripheral Bridge
Peripheral DMA
Controller
13 Channels
SRAM
128/64/32 Kbytes
Flash
512/256/128
Kbytes
ROM
Fast Flash
Programming
Interface
PIOA
PIT
WDT
RTT
PIOB
APB
PDC
USART0
PDC
PDC
USART1
SAM-BA
DMA
FIFO
Ethernet MAC 10/100
FIFO
USB Device
PDC
PDC
SPI0
PDC
PDC
SPI1
PDC
PDC
ADC
PWMC
PDC
SSC
PDC
Timer Counter
TC0
TC1
TC2
TWI
CAN
VDDIN
GND
VDDOUT
VDDCORE
VDDIO
VDDFLASH
ERASE
PGMRDY
PGMNVALID
PGMNOE
PGMCK
PGMM0-PGMM3
PGMD0-PGMD15
PGMNCMD
PGMEN0-PGMEN1
ETXCK-ERXCK-EREFCK
ETXEN-ETXER
ECRS-ECOL, ECRSDV
ERXER-ERXDV
ERX0-ERX3
ETX0-ETX3
EMDC
EMDIO
EF100
VDDFLASH
DDM
DDP
PWM0
PWM1
PWM2
PWM3
TF
TK
TD
RD
RK
RF
TCLK0
TCLK1
TCLK2
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
TWD
TWCK
CANRX
CANTX
SAM7X Series [DATASHEET]
5
6120K–ATARM–11-Feb-14