Atmel Xplained Pro Evaluation Kit ATSAMD20-XPRO ATSAMD20-XPRO Scheda Tecnica

Codici prodotto
ATSAMD20-XPRO
Pagina di 660
7
Atmel | SMART SAM D20 [DATASHEET]
Atmel-42129K–SAM-D20_datasheet–06/2014
3.
Block Diagram
Notes:
1.
Some products have different number of SERCOM instances, Timer/Counter instances, PTC signals and ADC signals. Refer to 
 for details.
6 x SERCOM
8 x Timer Counter
REAL TIME 
COUNTER
AHB-APB 
BRIDGE C
M
S
HIGH SPEED 
BUS MATRIX
PORT
PORT
WATCHDOG 
TIMER
SERIAL 
WIRE
SWDIO
NVM 
CONTROLLER
256/128/64/32/16KB 
FLASH
S
ARM CORTEX-M0+ 
PROCESSOR 
F
max
 48MHz
SWCLK
DEVICE 
SERVICE 
UNIT
AHB-APB 
BRIDGE A
ADC
AIN[19:0]
VREFA
AIN[3:0]
S
32/16/8/4/2KB 
RAM
M
RESET 
CONTROLLER
SLEEP 
CONTROLLER
CLOCK 
CONTROLLER
POWER MANAGER
RESET
8 x TIMER COUNTER
EVENT SYSTEM
S
6 x SERCOM
2 ANALOG 
COMPARATORS
SYSTEM CONTROLLER
XOUT
XIN
XOUT32
XIN32
OSCULP32K
OSC32K
OSC8M
DFLL48M
BOD33
XOSC32K
XOSC
VREF
GENERIC CLOCK
X[15:0]
Y[15:0]
PERIPHERAL 
TOUCH 
CONTROLLER
PERIPHERAL 
ACCESS CONTROLLER
AHB-APB 
BRIDGE B
VREFA
VOUT
DAC
EXTERNAL INTERRUPT 
CONTROLLER
PERIPHERAL 
ACCESS CONTROLLER
PERIPHERAL 
ACCESS CONTROLLER
EXTINT[15:0]
NMI
GCLK_IO[7:0]
S
PIN[3:0]
WO[1:0]
VREFB
(See Note1)
CMP1:0]
ARM SINGLE CYCLE IOBUS
CONTROLLER