ATmega325 Atmel Corporation, ATmega325 Datasheet - Page 83

• Manufacturer Part Number: ATmega325
• Manufacturer: Atmel Corporation

Specifications of ATmega325

• 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
• 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

14.4.13
14.4.14
14.4.15
14.4.16
14.4.17
14.4.18
14.4.19
14.4.20
2570N–AVR–05/11
PIND – Port D Input Pins Address
PORTE – Port E Data Register
DDRE – Port E Data Direction Register
PINE – Port E Input Pins Address
PORTF – Port F Data Register
DDRF – Port F Data Direction Register
PINF – Port F Input Pins Address
PORTG – Port G Data Register
Bit
0x09 (0x29)
Read/Write
Initial Value
Bit
0x0E (0x2E)
Read/Write
Initial Value
Bit
0x0D (0x2D)
Read/Write
Initial Value
Bit
0x0C (0x2C)
Read/Write
Initial Value
Bit
0x11 (0x31)
Read/Write
Initial Value
Bit
0x10 (0x30)
Read/Write
Initial Value
Bit
0x0F (0x2F)
Read/Write
Initial Value
Bit
0x14 (0x34)
Read/Write
Initial Value
PORTE7
PORTF7
PIND7
PINF7
DDF7
R/W
R/W
PINE7
R/W
R/W
R/W
N/A
DDE7
N/A
R/W
R/W
N/A
R
7
7
0
7
0
7
0
7
7
–
0
7
7
0
PORTE6
PORTF6
PIND6
PINF6
DDF6
PINE6
R/W
R/W
R/W
R/W
R/W
N/A
DDE6
N/A
R/W
R/W
N/A
R
6
6
0
6
0
6
0
6
6
–
0
6
6
0
PORTE5
PORTF5
PIND5
PINF5
DDF5
PINE5
R/W
R/W
R/W
R/W
R/W
N/A
DDE5
N/A
R/W
R/W
N/A
R
5
5
0
5
0
5
0
5
5
–
0
5
5
0
PORTE4
PORTG4
PORTF4
PIND4
PINF4
DDF4
PINE4
R/W
R/W
R/W
R/W
R/W
R/W
N/A
DDE4
N/A
R/W
R/W
N/A
4
4
0
4
0
4
0
4
4
0
4
4
0
ATmega325/3250/645/6450
PORTE3
PORTG3
PORTF3
PIND3
PINF3
DDF3
PINE3
R/W
R/W
R/W
R/W
R/W
R/W
N/A
DDE3
N/A
R/W
R/W
N/A
3
3
0
3
0
3
0
3
3
0
3
3
0
PORTE2
PORTF2
PORTG2
PIND2
PINF2
DDF2
PINE2
R/W
R/W
R/W
R/W
R/W
N/A
DDE2
N/A
R/W
R/W
R/W
N/A
2
2
0
2
0
2
0
2
2
0
2
2
0
PORTE1
PORTF1
PORTG1
PIND1
PINF1
DDF1
PINE1
R/W
R/W
R/W
R/W
R/W
N/A
DDE1
N/A
R/W
R/W
R/W
N/A
1
1
0
1
0
1
0
1
1
0
1
1
0
PORTE0
PORTF0
PORTG0
PIND0
PINF0
DDF0
PINE0
R/W
R/W
R/W
R/W
R/W
N/A
DDE0
N/A
R/W
R/W
R/W
N/A
0
0
0
0
0
0
0
0
0
0
0
0
0
PORTE
PORTF
DDRF
PORTG
PIND
PINF
DDRE
PINE
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