ATmega329A Atmel Corporation, ATmega329A Datasheet - Page 92

• Manufacturer Part Number: ATmega329A
• Manufacturer: Atmel Corporation

Specifications of ATmega329A

• 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: No
• 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

8284D–AVR–6/11
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
Table 14-28 on page 92
the overriding signals shown in
Table 14-28. Overriding Signals for Alternate Functions in PJ7:4
Table 14-29. Overriding Signals for Alternate Functions in PH3:0
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
(ATmega329A/329PA/3290A/3290PA/649A/649P/6490A/6490P)
(ATmega329A/329PA/3290A/3290PA/649A/649P/6490A/6490P)
PJ7
0
0
0
0
0
0
–
0
0
–
–
PJ3/PCINT27/
SEG30
LCDEN
0
LCDEN
0
0
0
–
PCINT27 • PCIE0
•LCDEN • LCDPM
LCDSEG
and
Table 14-29 on page 92
Figure 14-5 on page
PJ6/PCINT30/
SEG27
LCDEN
0
LCDEN
0
0
0
–
PCINT30 • PCIE0
•LCDEN • LCDPM
0
–
LCDSEG
PJ2/PCINT26/
SEG31
LCDEN
0
LCDEN
0
0
0
–
PCINT26 • PCIE0
•LCDEN • LCDPM
LCDSEG
72.
relates the alternate functions of Port J to
PJ5/PCINT29/
SEG28
LCDEN
0
LCDEN
0
0
0
–
PCINT29 • PCIE0
•LCDEN • LCDPM
0
–
LCDSEG
PJ1/PCINT25/
SEG34
LCDEN
0
LCDEN
0
0
0
–
PCINT25 • PCIE0
•LCDEN • LCDPM
LCDSEG
PJ4/PCINT28/
SEG29
LCDEN
0
LCDEN
0
0
0
–
PCINT28 • PCIE0
•LCDEN • LCDPM
0
–
LCDSEG
PJ0/PCINT24/
SEG35
LCDEN
0
LCDEN
0
0
0
–
PCINT24 • PCIE0
•LCDEN • LCDPM
LCDSEG
92