atxmega192a1-au ATMEL Corporation, atxmega192a1-au Datasheet - Page 6

• Manufacturer Part Number: atxmega192a1-au
• Description: 8/16-bit Xmega A1 Microcontroller
• Manufacturer: ATMEL Corporation

3.1
Figure 3-1.
8067M–AVR–09/10
PB[0..7]/
PA[0..7]
JTAG
Block Diagram
XMEGA A1 Block Diagram
PORT A (8)
PORT B (8)
Tempref
Int. Ref.
AREFA
VCC/10
AREFB
IRCOM
DACA
ADCA
ADCB
DACB
ACA
ACB
PORT C (8)
EVENT ROUTING NETWORK
PC[0..7]
Event System
DES
AES
Controller
Controller
Controller
DMA
BUS
XTAL1
XTAL2
PR[0..1]
PORT D (8)
PD[0..7]
Flash
NVM Controller
PQ[0..3]
EVENT ROUTING NETWORK
DATA BUS
TOSC1
TOSC2
CPU
SRAM
DATA BUS
Generation
Oscillator
Circuits/
PORT E (8)
Clock
PE[0..7]
Prog/Debug
Controller
Controller
Controller
Oscillator
EEPROM
Interrupt
Control
Sleep
OCD
Real Time
Counter
PORT F (8)
PF[0..7]
JTAG
Watchdog
Watchdog
PDI
EBI
Oscillator
Supervision
POR/BOD &
Timer
RESET
Power
PORT B
XMEGA A1
PORT K (8)
PORT H (8)
PORT J (8)
RESET/
PDI_CLK
PDI_DATA
PK[0..7]
PJ[0..7]
PH[0..7]
GND
VCC
6