ATMEGA32-16PC Atmel, ATMEGA32-16PC Datasheet - Page 64

• Manufacturer Part Number: ATMEGA32-16PC
• Description: IC AVR MCU 32K 16MHZ COM 40-DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32-16PC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• 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): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Register
Description for I/O
Ports
Port A Data Register –
PORTA
Port A Data Direction
Register – DDRA
Port A Input Pins
Address – PINA
Port B Data Register –
PORTB
Port B Data Direction
Register – DDRB
2503Q–AVR–02/11
Table 33. Overriding Signals for Alternate Functions in PD3..PD0
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
PORTA7
PORTB7
PINA7
DDA7
DDB7
R/W
R/W
R/W
R/W
N/A
7
0
7
0
7
R
7
0
7
0
PD3/INT1
0
0
0
0
0
0
INT1 ENABLE
1
INT1 INPUT
–
PORTA6
PORTB6
PINA6
DDA6
DDB6
R/W
R/W
R/W
R/W
N/A
6
0
6
0
6
R
6
0
6
0
PORTA5
PORTB5
PINA5
DDA5
DDB5
R/W
R/W
R/W
R/W
N/A
R
5
0
5
0
5
5
0
5
0
PD2/INT0
0
0
0
0
0
0
INT0 ENABLE
1
INT0 INPUT
–
PORTA4
PORTB4
PINA4
DDA4
DDB4
R/W
R/W
R/W
R/W
N/A
R
4
0
4
0
4
4
0
4
0
PORTA3
PORTB3
PINA3
DDA3
DDB3
R/W
R/W
R/W
R/W
N/A
R
3
0
3
0
3
3
0
3
0
PORTA2
PORTB2
PINA2
DDA2
DDB2
PD1/TXD
TXEN
0
TXEN
1
TXEN
TXD
0
0
–
–
R/W
R/W
R/W
R/W
N/A
R
2
0
2
0
2
2
0
2
0
PORTB1
PORTA1
PINA1
DDA1
DDB1
R/W
R/W
R/W
R/W
N/A
R
1
0
1
0
1
1
0
1
0
PD0/RXD
RXEN
PORTD0 • PUD
RXEN
0
0
0
0
0
RXD
–
ATmega32(L)
PORTB0
PORTA0
PINA0
DDA0
DDB0
R/W
R/W
R/W
R/W
N/A
R
0
0
0
0
0
0
0
0
0
PORTB
PORTA
DDRA
DDRB
PINA
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