atxmega128a4-mu ATMEL Corporation, atxmega128a4-mu Datasheet - Page 54

• Manufacturer Part Number: atxmega128a4-mu
• Description: Atxmega16a4 8/16-bit Avr Xmega Microcontroller
• Manufacturer: ATMEL Corporation

11 Power Management and Sleep Modes ................................................. 16
12 System Control and Reset .................................................................... 18
13 PMIC - Programmable Multi-level Interrupt Controller ....................... 20
14 I/O Ports .................................................................................................. 22
15 T/C - 16-bits Timer/Counter with PWM ................................................. 26
16 AWEX - Advanced Waveform Extension ............................................. 27
17 RTC - Real-Time Counter ....................................................................... 28
18 TWI - Two-Wire Interface ....................................................................... 29
19 SPI - Serial Peripheral Interface ............................................................ 30
20 USART ..................................................................................................... 31
ii
11.1Features ................................................................................................................16
11.2Overview ................................................................................................................16
11.3Sleep Modes ..........................................................................................................16
12.1Resetting the AVR .................................................................................................18
12.2Reset Sources .......................................................................................................18
12.3WDT - Watchdog Timer .........................................................................................19
13.1Features ................................................................................................................20
13.2Overview ................................................................................................................20
13.3Interrupt vectors .....................................................................................................20
14.1Features ................................................................................................................22
14.2Overview ................................................................................................................22
14.3I/O configuration ....................................................................................................22
14.4Input sensing .........................................................................................................25
14.5Port Interrupt ..........................................................................................................25
15.1Features ................................................................................................................26
15.2Overview ................................................................................................................26
16.1Overview ................................................................................................................27
17.1Features ................................................................................................................28
17.2Overview ................................................................................................................28
18.1Features ................................................................................................................29
18.2Overview ................................................................................................................29
19.1Features ................................................................................................................30
19.2Overview ................................................................................................................30
ATxmega A4
8069A–AVR–02/08