ATmega329P Atmel Corporation, ATmega329P Datasheet - Page 91

• Manufacturer Part Number: ATmega329P
• Manufacturer: Atmel Corporation

Specifications of ATmega329P

• Flash (kbytes): 32 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 17
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

13.4.8
13.4.9
13.4.10
13.4.11
13.4.12
13.4.13
13.4.14
13.4.15
8021G–AVR–03/11
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
PORTE – Port E Data Register
DDRE – Port E Data Direction Register
Bit
0x08 (0x28)
Read/Write
Initial Value
Bit
0x07 (0x27)
Read/Write
Initial Value
Bit
0x06 (0x26)
Read/Write
Initial Value
Bit
0x0B (0x2B)
Read/Write
Initial Value
Bit
0x0A (0x2A)
Read/Write
Initial Value
Bit
0x09 (0x29)
Read/Write
Initial Value
Bit
0x0E (0x2E)
Read/Write
Initial Value
Bit
0x0D (0x2D)
Read/Write
Initial Value
PORTC7
PORTD7
PORTE7
PINC7
PIND7
DDC7
DDD7
DDE7
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
7
7
0
7
0
7
0
7
0
7
0
7
7
0
PORTD6
PORTE6
PORTC6
PINC6
PIND6
DDC6
DDD6
DDE6
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
6
6
0
6
0
6
0
6
0
6
6
0
6
0
PORTD5
PORTE5
PORTC5
PINC5
PIND5
DDD5
DDE5
DDC5
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
5
0
5
5
0
5
0
5
5
0
5
0
5
0
PORTD4
PORTC4
PORTE4
PINC4
PIND4
DDD4
DDE4
DDC4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
4
4
0
4
0
4
4
0
4
0
4
0
4
0
PORTD3
PORTE3
PORTC3
PINC3
PIND3
DDD3
DDE3
DDC3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
3
3
0
3
0
3
3
0
3
0
3
0
3
0
ATmega329P/3290P
PORTD2
PORTE2
PORTC2
PINC2
PIND2
DDD2
DDE2
DDC2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
2
2
0
2
0
2
2
0
2
0
2
0
2
0
PORTD1
PORTE1
PORTC1
PINC1
DDD1
PIND1
DDE1
DDC1
R/W
R/W
R/W
R/W
R/W
N/A
R/W
R/W
R/W
N/A
1
1
0
1
0
1
0
1
1
0
1
0
1
0
PORTD0
PORTE0
PORTC0
PINC0
DDD0
PIND0
DDE0
DDC0
R/W
R/W
R/W
R/W
N/A
R/W
R/W
R/W
N/A
R/W
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PORTD
DDRD
PORTE
DDRE
PORTC
DDRC
PINC
PIND
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