ATMEGA16A-AUR Atmel, ATMEGA16A-AUR Datasheet - Page 66

• Manufacturer Part Number: ATMEGA16A-AUR
• Description: MCU AVR 16KB FLASH 16MHZ 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16A-AUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K 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

12.4.7
12.4.8
12.4.9
12.4.10
12.4.11
12.4.12
12.4.13
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ATmega16A
PINB – Port B Input Pins Address
PORTC – Port C Data Register
DDRC – Port C Data Direction Register
PINC – Port C Input Pins Address
PORTD – Port D Data Register
DDRD – Port D Data Direction Register
PIND – Port D Input Pins Address
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
PORTC7
PORTD7
PIND7
PINB7
PINC7
DDC7
DDD7
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
7
7
0
7
0
7
7
0
7
0
7
PORTC6
PORTD6
PINB6
PINC6
PIND6
DDC6
DDD6
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
6
6
0
6
0
6
6
0
6
0
6
PORTC5
PORTD5
PIND5
PINB5
PINC5
DDC5
DDD5
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
5
R
5
0
5
0
5
R
5
0
5
0
5
PORTD4
PORTC4
PINB4
PINC4
PIND4
DDC4
DDD4
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
4
4
0
4
0
4
4
0
4
0
4
PORTC3
PORTD3
PIND3
PINB3
PINC3
DDC3
DDD3
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
3
0
3
3
3
0
3
0
3
3
0
PORTD2
PORTC2
PIND2
PINB2
PINC2
DDC2
DDD2
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
2
2
0
2
0
2
2
0
2
0
2
PORTD1
PORTC1
PIND1
PINB1
PINC1
DDC1
DDD1
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
1
0
1
1
1
0
1
0
1
1
0
PORTD0
PORTC0
PIND0
PINB0
PINC0
DDC0
DDD0
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
0
0
0
0
0
0
0
0
0
0
0
8154B–AVR–07/09
PORTD
PORTC
DDRC
DDRD
PIND
PINB
PINC