ATSAM3S ATMEL [ATMEL Corporation], ATSAM3S Datasheet - Page 5

• Manufacturer Part Number: ATSAM3S
• Description: AT91 ARM Cortex M3-based Processor
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 2-3.
6500AS–ATARM–11-Dec-09
PCK0-PCK2
PWMH[0:3]
VDDCORE
PWML[0:3]
TCLK[0:2]
TIOA[0:2]
TIOB[0:2]
ADVREF
PWMFI0
XOUT32
VDDPLL
AD[0..7]
URXD0
UTXD0
URXD1
UTXD1
ADTRG
ERASE
TWCK0
TWCK1
VDDIO
XOUT
XIN32
TWD0
TWD1
RXD0
TXD0
SCK0
CTS0
RTS0
TST
SAM3S 48-pin Version Block Diagram
XIN
12/8/4 M
PLLB
System Controller
PLLA
WDT
RC
PIOA / PIOB
8 GPBREG
3-20 MHz
OSC 32K
RC 32k
RSTC
SUPC
POR
RTC
RTT
Osc.
SM
PMC
USART0
Timer Counter A
UART0
UART1
TWI1
TWI0
Cortex-M3 Processor
TC[0..2]
PWM
ADC
Temp. Sensor
Fmax 64 MHz
PDC
PDC
PDC
PDC
PDC
PDC
In-Circuit Emulator
PDC
JTAG & Serial Wire
MPU
I/D
Peripheral
Bridge
4-layer AHB Bus Matrix Fmax 64 MHz
SysTick Counter
S
24-Bit
N
V
C
I
256 KBytes
128 KBytes
64 KBytes
Identifier
Unique
FLASH
Flash
PDC
PDC
Regulator
2668
Bytes
FIFO
Voltage
Comparator
CRC Unit
Analog
SPI
SSC
USB 2.0
Speed
48 KBytes
32 KBytes
16 KBytes
Full
SRAM
SAM3S Summary
16 KBytes
ADC
Temp Sensor
ADVREF
ROM
TF
TK
TD
RD
DDP
DDM
NPCS0
NPCS1
NPCS2
NPCS3
MISO
MOSI
SPCK
RK
RF
5