ATmega329 Atmel Corporation, ATmega329 Datasheet - Page 72
ATmega329
Manufacturer Part Number
ATmega329
Description
Manufacturer
Atmel Corporation
Specifications of ATmega329
Flash (kbytes)
32 Kbytes
Pin Count
64
Max. Operating Frequency
16 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
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ATmega329/3290/649/6490
Table 13-10. Overriding Signals for Alternate Functions in PC7:PC4
Table 13-11. Overriding Signals for Alternate Functions in PC3:PC0
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
PC7/SEG5
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDSEG
PC3/SEG(13/9)
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDSEG
PC6/SEG6
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDSEG
PC2/SEG(14/10)
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDSEG
PC5/SEG(11/7)
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDSEG
PC1/SEG(15/11)
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDSEG
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
LCDEN
0
LCDEN
0
0
0
–
LCDEN
0
–
PC4/SEG(12/8)
LCDSEG
PC0/SEG(16/12)
LCDSEG
2552K–AVR–04/11
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