ATMEGA325A-AUR Atmel, ATMEGA325A-AUR Datasheet - Page 93

• Manufacturer Part Number: ATMEGA325A-AUR
• Description: IC MCU AVR 32K FLASH 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA325A-AUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

13.4.24
13.4.25
13.4.26
13.4.27
13.4.28
8285B–AVR–03/11
DDRH – Port H Data Direction Register
PINH – Port H Input Pins Address
PORTJ – Port J Data Register
DDRJ – Port J Data Direction Register
PINJ – Port J Input Pins Address
ATmega165A/165PA/325A/325PA/3250A/3250PA/6
Note:
Bit
(0xD9)
Read/Write
Initial Value
Bit
(0xD8)
Read/Write
Initial Value
Bit
(0xDD)
Read/Write
Initial Value
Bit
(0xDC)
Read/Write
Initial Value
Bit
(0xDB)
Read/Write
Initial Value
1. Register only available in ATmega3250A/3250PA/6450A/6450P.
PINH7
DDH7
R/W
R/W
N/A
(1)
R
R
R
7
0
7
7
–
0
7
–
0
7
–
0
(1)
(1)
PORTJ6
PINH6
PINJ6
DDH6
DDJ6
R/W
R/W
R/W
R/W
R/W
N/A
(1)
N/A
(1)
6
0
6
6
0
6
0
6
PORTJ5
PINH5
PINJ5
DDH5
DDJ5
R/W
R/W
R/W
R/W
R/W
N/A
N/A
5
0
5
0
5
0
5
5
PORTJ4
PINH4
PINJ4
DDH4
DDJ4
R/W
R/W
R/W
R/W
R/W
N/A
N/A
4
0
4
0
4
0
4
4
PORTJ3
PINH3
PINJ3
DDH3
DDJ3
R/W
R/W
R/W
R/W
R/W
N/A
N/A
3
0
3
0
3
0
3
3
PORTJ2
PINH2
DDH2
DDJ2
PINJ2
R/W
R/W
R/W
R/W
R/W
N/A
N/A
2
0
2
0
2
0
2
2
PORTJ1
PINH1
DDH1
DDJ1
PINJ1
R/W
R/W
R/W
R/W
R/W
N/A
N/A
1
0
1
0
1
1
0
1
PORTJ0
PINH0
DDH0
DDJ0
PINJ0
R/W
R/W
R/W
R/W
R/W
N/A
N/A
0
0
0
0
0
0
0
0
PORTJ
DDRH
DDRJ
PINH
PINJ
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