ATMEGA128A-MUR Atmel, ATMEGA128A-MUR Datasheet - Page 87
![MCU AVR 128K FLASH 16MHZ 64QFN](/photos/12/13/121326/313-64-qfn_sml.jpg)
ATMEGA128A-MUR
Manufacturer Part Number
ATMEGA128A-MUR
Description
MCU AVR 128K FLASH 16MHZ 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA128A-MUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
53
Program Memory Size
128KB (64K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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12.4.2
12.4.3
12.4.4
12.4.5
12.4.6
12.4.7
12.4.8
12.4.9
8151H–AVR–02/11
PORTA - Port A Data Register
DDRA - Port A Data Direction Register
PINA - Port A Input Pins Address
PORTB - Port B Data Register
DDRB - Port B Data Direction Register
PINB - Port B Input Pins Address
PORTC - Port C Data Register
DDRC - Port C Data Direction Register
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
7
PINA7
R
N/A
PORTB7
PORTA7
PORTC7
PINB7
DDC7
DDA7
DDB7
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R
7
0
7
0
7
0
7
7
0
7
0
7
0
PORTB6
PORTA6
PORTC6
PINA6
PINB6
DDC6
DDA6
DDB6
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
R
6
0
6
0
6
6
0
6
6
0
6
0
6
0
PORTB5
PORTA5
PORTC5
PINA5
PINB5
DDC5
DDA5
DDB5
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
R
5
0
R
5
0
5
5
0
5
0
5
5
0
5
0
PORTB4
PORTA4
PORTC4
PINB4
PINA4
DDC4
DDA4
DDB4
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
R
4
0
4
0
R
4
0
4
4
0
4
4
0
4
0
PORTB3
PORTA3
PORTC3
PINB3
DDC3
PINA3
DDA3
DDB3
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
R
3
0
3
0
R
3
0
3
3
0
3
3
0
3
0
PORTB2
PORTA2
PORTC2
PINB2
DDC2
PINA2
DDA2
DDB2
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
R
2
0
2
0
R
2
0
2
2
0
2
2
0
2
0
PORTA1
PORTB1
PORTC1
PINB1
DDC1
ATmega128A
PINA1
DDA1
DDB1
R/W
R/W
R/W
R/W
N/A
N/A
R/W
R/W
R
1
0
1
0
R
1
0
1
1
0
1
1
0
1
0
PORTA0
PORTB0
PORTC0
PINB0
DDC0
PINA0
DDA0
DDB0
R/W
R/W
R/W
R/W
N/A
N/A
R/W
R/W
R
0
0
0
0
R
0
0
0
0
0
0
0
0
0
0
PORTA
PORTB
DDRC
PORTC
DDRA
DDRB
PINB
PINA
87
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