ATxmega128A1 Atmel Corporation, ATxmega128A1 Datasheet - Page 51

• Manufacturer Part Number: ATxmega128A1
• Manufacturer: Atmel Corporation

Specifications of ATxmega128A1

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 78
• Ext Interrupts: 78
• Usb Speed: No
• Usb Interface: No
• Spi: 12
• Twi (i2c): 4
• Uart: 8
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 4
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 8
• Eeprom (bytes): 2048
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.6 to 3.6
• Operating Voltage (vcc): 1.6 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 8
• Output Compare Channels: 24
• Input Capture Channels: 24
• Pwm Channels: 24
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

29.2
Table 29-1.
Table 29-2.
8067M–AVR–09/10
PORT A
GND
AVCC
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PORT B
GND
AVCC
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
Alternate Pin Functions
PIN #
PIN #
100
93
94
95
96
97
98
99
10
11
12
1
2
3
4
5
6
7
8
9
Port A - Alternate functions
Port B - Alternate functions
SYNC/ASYNC
SYNC/ASYNC
INTERRUPT
INTERRUPT
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
The tables below show the primary/default function for each pin on a port in the first column, the
pin number in the second column, and then all alternate pin functions in the remaining columns.
The head row shows what peripheral that enable and use the alternate pin functions.
TDI
TDO
TMS
ADCB
ADCA
ADC0
ADC1
ADC2
ADC3
POS
ADC4
ADC5
ADC6
ADC7
POS
ADC0
ADC1
ADC2
ADC3
ADC4
ADC5
ADC6
ADC7
ADCB
NEG
ADC0
ADC1
ADC2
ADC3
ADCA
NEG
ADC0
ADC1
ADC2
ADC3
JTAG Test Data In
JTAG Test Data Out
JTAG Test Mode Select
GAINPOS
GAINPOS
ADCA
ADCB
ADC0
ADC1
ADC2
ADC3
ADC4
ADC5
ADC6
ADC7
ADC0
ADC1
ADC2
ADC3
ADC4
ADC5
ADC6
ADC7
GAINNEG
ADCA
ADC4
ADC5
ADC6
ADC7
GAINNEG
ADCB
ADC4
ADC5
ADC6
ADC7
ACA
POS
AC1
AC2
AC3
AC4
AC5
AC6
AC0
ACB
POS
AC0
AC1
AC2
AC3
AC4
AC5
AC6
ACA
NEG
AC0
AC1
AC3
AC5
AC7
NEG
ACB
AC0
AC1
AC3
AC5
AC7
AC0OUT
AC0OUT
ACA
OUT
ACB
OUT
XMEGA A1
DACB
DAC0
DAC1
DACA
DAC0
DAC1
REFB
AREF
REFA
AREF
JTAG
TMS
TDO
TCK
TDI
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